4il1

Crystal Structure of the Rat Calcineurin

Method: X-RAY DIFFRACTION D_max: 148.1 Å Quality: GOOD

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

Rattus norvegicus

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 1–149	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
2	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain B； UniProt 1–149	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
3	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain C； UniProt 1–149	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
4	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain D； UniProt 1–149	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 4IL1	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1G4Y 1.60 A CRYSTAL STRUCTURE OF THE GATING DOMAIN FROM SMALL CONDUCTANCE POTASSIUM CHANNEL COMPLEXED WITH CALCIUM-CALMODULIN Deposited 2001-01-07	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 2–149（148 aa）	Not recorded	SO4 SULFATE ION × 2 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；ammonium sulphate, lithium sulphate, citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.60 Å R-free 0.251
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain G 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 5 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain A 2–149（148 aa） Chain C 2–149（148 aa） Chain E 2–149（148 aa） Chain G 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 16 SO4 SULFATE ION × 1 EDO 1,2-ETHANEDIOL × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 6 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain A 2–149（148 aa） Chain C 2–149（148 aa） Chain E 2–149（148 aa） Chain G 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 16 SO4 SULFATE ION × 1 EDO 1,2-ETHANEDIOL × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 7 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain C 2–149（148 aa） Chain G 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 8 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1NIW Crystal structure of endothelial nitric oxide synthase peptide bound to calmodulin Deposited 2002-12-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 8 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 2–149（148 aa） Chain E 2–149（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 8 SO4 SULFATE ION × 1 EDO 1,2-ETHANEDIOL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5；298 K；Polyethylene glycol, ammonium sulfate, pH 5, VAPOR DIFFUSION, temperature 298K	Resolution 2.05 Å R-free 0.249
1QX5 Crystal structure of apoCalmodulin Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain D 1–148（148 aa） Chain Y 1–148（148 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；Citrate, 150 mM NaCl, Hepes , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.54 Å R-free 0.277
1QX5 Crystal structure of apoCalmodulin Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain I 1–148（148 aa） Chain R 1–148（148 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；Citrate, 150 mM NaCl, Hepes , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.54 Å R-free 0.277
1QX5 Crystal structure of apoCalmodulin Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain J 1–148（148 aa） Chain T 1–148（148 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；Citrate, 150 mM NaCl, Hepes , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.54 Å R-free 0.277
1QX5 Crystal structure of apoCalmodulin Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain B 1–148（148 aa） Chain K 1–148（148 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；Citrate, 150 mM NaCl, Hepes , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.54 Å R-free 0.277
1QX7 Crystal structure of apoCaM bound to the gating domain of small conductance Ca2+-activated potassium channel Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain I 1–148（148 aa） Chain R 1–148（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；Citrate, NaCl, Hepes, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K	Resolution 3.09 Å R-free 0.308
1QX7 Crystal structure of apoCaM bound to the gating domain of small conductance Ca2+-activated potassium channel Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 1–148（148 aa） Chain B 1–148（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；Citrate, NaCl, Hepes, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K	Resolution 3.09 Å R-free 0.308
1QX7 Crystal structure of apoCaM bound to the gating domain of small conductance Ca2+-activated potassium channel Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain M 1–148（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；Citrate, NaCl, Hepes, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K	Resolution 3.09 Å R-free 0.308
1QX7 Crystal structure of apoCaM bound to the gating domain of small conductance Ca2+-activated potassium channel Deposited 2003-09-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric	Chain A 1–148（148 aa） Chain B 1–148（148 aa） Chain M 1–148（148 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；Citrate, NaCl, Hepes, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K	Resolution 3.09 Å R-free 0.308
2HQW Crystal Structure of Ca2+/Calmodulin bound to NMDA Receptor NR1C1 peptide Deposited 2006-07-19	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–148（148 aa）	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；277.15 K；7% PEG 6000, 5mM CaCl2, 100 mM sodium acetate, pH 4, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 1.90 Å R-free 0.248
2MGU Structure of the complex between calmodulin and the binding domain of HIV-1 matrix protein Deposited 2013-11-07	Different construct Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 2–149（148 aa）	Not recorded	CA CALCIUM ION × 4	SOLUTION NMR NMR measurement conditions pH 6.3；308 K；Ionic strength (raw mmCIF value) 0.015；Pressure ambient NMR sample composition 0.1-1.2 mM [U-95% 13C; U-95% 15N] calmodulin, 0.1-1.2 mM MA8-43, 5 mM CALCIUM ION, 100% D2O \| 100% D2O	Resolution not provided
2PQ3 N-Terminal Calmodulin Zn-Trapped Intermediate Deposited 2007-05-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–77（76 aa）	Not recorded	CAC CACODYLATE ION × 1 ZN ZINC ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；277 K；100mM Na Cacodylate, 5mM Zn Acetate, 16% PEG8000, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 1.30 Å R-free 0.192
2PQ3 N-Terminal Calmodulin Zn-Trapped Intermediate Deposited 2007-05-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 2–77（76 aa）	Not recorded	CAC CACODYLATE ION × 2 ZN ZINC ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.3；277 K；100mM Na Cacodylate, 5mM Zn Acetate, 16% PEG8000, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 1.30 Å R-free 0.192
2YGG Complex of CaMBR and CaM Deposited 2011-04-15	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 1–149（149 aa）	Not recorded	MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 1 TAM TRIS(HYDROXYETHYL)AMINOMETHANE × 3 CA CALCIUM ION × 4 MRD (4R)-2-METHYLPENTANE-2,4-DIOL × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.23 Å R-free 0.232
3B32 Crystal Structure of Calcium-Saturated Calmodulin N-Terminal Domain Fragment, Residues 1-75 Deposited 2007-10-19	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–76（75 aa） Fragment：N-Terminal Domain Fragment, Residues 1-75	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；277.15 K；100 mM Na acetate, 0.01% Na azide, 21.25% PEG 8000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 1.60 Å R-free 0.269
3B32 Crystal Structure of Calcium-Saturated Calmodulin N-Terminal Domain Fragment, Residues 1-75 Deposited 2007-10-19	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 2–76（75 aa） Fragment：N-Terminal Domain Fragment, Residues 1-75	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；277.15 K；100 mM Na acetate, 0.01% Na azide, 21.25% PEG 8000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 1.60 Å R-free 0.269
3B32 Crystal Structure of Calcium-Saturated Calmodulin N-Terminal Domain Fragment, Residues 1-75 Deposited 2007-10-19	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 2–76（75 aa） Fragment：N-Terminal Domain Fragment, Residues 1-75	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；277.15 K；100 mM Na acetate, 0.01% Na azide, 21.25% PEG 8000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 1.60 Å R-free 0.269
3BXK Crystal structure of the P/Q-type calcium channel (CaV2.1) IQ domain and CA2+calmodulin complex Deposited 2008-01-14	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 2–149（148 aa）	Not recorded	CA CALCIUM ION × 4 SO4 SULFATE ION × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.55 Å R-free 0.267
3BXK Crystal structure of the P/Q-type calcium channel (CaV2.1) IQ domain and CA2+calmodulin complex Deposited 2008-01-14	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 2–149（148 aa）	Not recorded	CA CALCIUM ION × 4 SO4 SULFATE ION × 2	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.55 Å R-free 0.267
3BXL Crystal structure of the R-type calcium channeL (CaV2.3) IQ domain and CA2+calmodulin complex Deposited 2008-01-14	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 2–149（148 aa）	Not recorded	CA CALCIUM ION × 4 SO4 SULFATE ION × 2	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.30 Å R-free 0.262
3BXL Crystal structure of the R-type calcium channeL (CaV2.3) IQ domain and CA2+calmodulin complex Deposited 2008-01-14	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 2–149（148 aa）	Not recorded	CA CALCIUM ION × 8 SO4 SULFATE ION × 4	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.30 Å R-free 0.262
3IFK Crystal Structure Of Calcium-Saturated Calmodulin N-terminal Domain Fragment, Residues 1-90 Deposited 2009-07-24	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–91（90 aa） Fragment：N-TERMINAL DOMAIN FRAGMENT, RESIDUES 1-90	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；277.15 K；20% PEG8000, 5mM calcium-chloride, 100mM citrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 2.03 Å R-free 0.293
3IFK Crystal Structure Of Calcium-Saturated Calmodulin N-terminal Domain Fragment, Residues 1-90 Deposited 2009-07-24	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 2–91（90 aa） Fragment：N-TERMINAL DOMAIN FRAGMENT, RESIDUES 1-90	Not recorded	CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；277.15 K；20% PEG8000, 5mM calcium-chloride, 100mM citrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K	Resolution 2.03 Å R-free 0.293
3SJQ Crystal structure of a small conductance potassium channel splice variant complexed with calcium-calmodulin Deposited 2011-06-21	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain A 1–149（149 aa） Chain B 1–149（149 aa）	Not recorded	CA CALCIUM ION × 8 PHU 1-phenylurea × 4 GOL GLYCEROL × 6 SO4 SULFATE ION × 8	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.65；277 K；0.75 M Li2SO4, 0.5 M (NH4)2SO4, 0.1 M Sodium citrate pH 4.65 and Silver Bullets 22 reagent 70, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 1.90 Å R-free 0.201
4EHQ Crystal Structure of Calmodulin Binding Domain of Orai1 in Complex with Ca2+/Calmodulin Displays a Unique Binding Mode Deposited 2012-04-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 2–149（148 aa）	Not recorded	CA CALCIUM ION × 4 GBL GAMMA-BUTYROLACTONE × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；0.1 M Bis-Tris pH 6.0, 40% PPG P400, 14% butyrolactone, 1% n-octyl-beta-D-glucopyranoside, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 1.90 Å R-free 0.216
4G27 Calcium-calmodulin complexed with the calmodulin binding domain from a small conductance potassium channel splice variant and phenylurea Deposited 2012-07-11	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–149（149 aa）	Not recorded	SO4 SULFATE ION × 6 CA CALCIUM ION × 4 GOL GLYCEROL × 2 PHU 1-phenylurea × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；1.25 M lithium sulfate, 0.5 M ammonium sulfate, 0.1 M sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.65 Å R-free 0.228
4G28 Calcium-calmodulin complexed with the calmodulin binding domain from a small conductance potassium channel splice variant and EBIO-1 Deposited 2012-07-11	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–149（149 aa）	Not recorded	SO4 SULFATE ION × 6 CA CALCIUM ION × 4 GOL GLYCEROL × 2 0W8 1-ethyl-1,3-dihydro-2H-benzimidazol-2-one × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；1.25 M lithium sulfate, 0.5 M ammonium sulfate, 0.1 M sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 1.63 Å R-free 0.227
4I2Y Crystal Structure of the genetically encoded calcium indicator RGECO1 Deposited 2012-11-23	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric	Chain A 3–149（147 aa）	Mutation：;Q44N, T46A, T62S, L65M, R68E, V71A, G74S, H77K, A79G, K81R, L89A, V90A, F92V, S94T, I95T, M97K, Y107A, Y109I, S112I, T117V, Y129C, T132A, R174H, T178S, G197A, H198F, N199Q, V201A, V228A, V230I, K240F, K249R, V261I, V262I, T263H, T265N, C274V, F281L, I282R, V284T, S288P, N363D, I366F, K380N, S404G, N414D, E430V ; Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；277 K；73mM malonic acid, 10mM ammonium citrate tribasic, 5mM succinic acid, 12mM malic acid, 16mM sodium acetate trihydrate, 20mM sodium formate, 6mM ammonium tartrate dibasic, 12% PEG 3350, pH 5, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.20 Å R-free 0.257
4I2Y Crystal Structure of the genetically encoded calcium indicator RGECO1 Deposited 2012-11-23	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 2 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric	Chain B 3–149（147 aa）	Mutation：;Q44N, T46A, T62S, L65M, R68E, V71A, G74S, H77K, A79G, K81R, L89A, V90A, F92V, S94T, I95T, M97K, Y107A, Y109I, S112I, T117V, Y129C, T132A, R174H, T178S, G197A, H198F, N199Q, V201A, V228A, V230I, K240F, K249R, V261I, V262I, T263H, T265N, C274V, F281L, I282R, V284T, S288P, N363D, I366F, K380N, S404G, N414D, E430V ; Non-standard monomer：Yes (specific site not provided by mmCIF)	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；277 K；73mM malonic acid, 10mM ammonium citrate tribasic, 5mM succinic acid, 12mM malic acid, 16mM sodium acetate trihydrate, 20mM sodium formate, 6mM ammonium tartrate dibasic, 12% PEG 3350, pH 5, VAPOR DIFFUSION, HANGING DROP, temperature 277K	Resolution 2.20 Å R-free 0.257
4J9Y Calcium-calmodulin complexed with the calmodulin binding domain from a small conductance potassium channel splice variant Deposited 2013-02-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–149（149 aa）	Not recorded	SO4 SULFATE ION × 6 CA CALCIUM ION × 4 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；1.25 M lithium sulfate, 0.5 M ammonium sulfate, 0.1 M sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K	Resolution 1.51 Å R-free 0.216
4J9Z Calcium-calmodulin complexed with the calmodulin binding domain from a small conductance potassium channel splice variant and NS309 Deposited 2013-02-17	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–149（149 aa）	Not recorded	SO4 SULFATE ION × 8 1KP (3E)-6,7-dichloro-3-(hydroxyimino)-1,3-dihydro-2H-indol-2-one × 2 CA CALCIUM ION × 4 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；298 K；1.25 M lithium sulfate, 0.5 M ammonium sulfate, 0.1 M sodium citrate, pH 5.6, vapor diffusion, hanging drop, temperature 298.0K	Resolution 1.66 Å R-free 0.221
4OY4 calcium-free CaMPARI v0.2 Deposited 2014-02-10	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric	Chain A 3–147（145 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	SO4 SULFATE ION × 2 GOL GLYCEROL × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；277.15 K；0.2 M Ammonium sulfate, 0.1 M HEPES pH 7.5, 25% w/v Polyethylene glycol 3,350, 10 mM EGTA	Resolution 2.03 Å R-free 0.235
4QNH Calcium-calmodulin (T79D) complexed with the calmodulin binding domain from a small conductance potassium channel SK2-a Deposited 2014-06-17	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–149（149 aa）	Mutation：T79D	SO4 SULFATE ION × 2 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5.6；277.15 K；1.5 M Li2SO4, 0.5 M (NH4)2SO4, 0.1 M sodium citrate, pH 5.6, VAPOR DIFFUSION, temperature 277.15K	Resolution 2.02 Å R-free 0.234
4QNH Calcium-calmodulin (T79D) complexed with the calmodulin binding domain from a small conductance potassium channel SK2-a Deposited 2014-06-17	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain R 1–149（149 aa）	Mutation：T79D	SO4 SULFATE ION × 1 CA CALCIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 5.6；277.15 K；1.5 M Li2SO4, 0.5 M (NH4)2SO4, 0.1 M sodium citrate, pH 5.6, VAPOR DIFFUSION, temperature 277.15K	Resolution 2.02 Å R-free 0.234
4RJD TFP bound in alternate orientations to calcium-saturated Calmodulin C-Domains Deposited 2014-10-08	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 83–148（66 aa） Fragment：Calmodulin C-Domian, UNP residues 83-148	Not recorded	CA CALCIUM ION × 2 TFP 10-[3-(4-METHYL-PIPERAZIN-1-YL)-PROPYL]-2-TRIFLUOROMETHYL-10H-PHENOTHIAZINE × 2 1PE PENTAETHYLENE GLYCOL × 1 CL CHLORIDE ION × 1 OXL OXALATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.6；288 K；50 mM HEPES, 100 mM KCl, 1mM MgCl2, 5 mM NTA, 50 uM EGTA, with 500 ul of 200 mM potassium thiocyanate, 20% polyethylene glycol 3350, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.00 Å R-free 0.253
4RJD TFP bound in alternate orientations to calcium-saturated Calmodulin C-Domains Deposited 2014-10-08	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 83–148（66 aa） Fragment：Calmodulin C-Domian, UNP residues 83-148	Not recorded	CA CALCIUM ION × 2 TFP 10-[3-(4-METHYL-PIPERAZIN-1-YL)-PROPYL]-2-TRIFLUOROMETHYL-10H-PHENOTHIAZINE × 2 CL CHLORIDE ION × 1 SCN THIOCYANATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.6；288 K；50 mM HEPES, 100 mM KCl, 1mM MgCl2, 5 mM NTA, 50 uM EGTA, with 500 ul of 200 mM potassium thiocyanate, 20% polyethylene glycol 3350, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.00 Å R-free 0.253

22 other PDB entries and 44 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CALM_RAT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–149； UniProt 1–149 Author chain B； PDBConstruct 1–149； UniProt 1–149 Author chain C； PDBConstruct 1–149； UniProt 1–149 Author chain D； PDBConstruct 1–149； UniProt 1–149

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

Rattus norvegicus

UniProt P63100

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 2–170	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
2	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain B； UniProt 2–170	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
3	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain C； UniProt 2–170	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
4	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain D； UniProt 2–170	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273

Other States of the Same Protein in the Database

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence

UniProt name	CANB1_RAT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 159–327； UniProt 2–170 Author chain B； PDBConstruct 159–327； UniProt 2–170 Author chain C； PDBConstruct 159–327； UniProt 2–170 Author chain D； PDBConstruct 159–327； UniProt 2–170

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

Rattus norvegicus

UniProt P63329

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 1–482	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
2	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain B； UniProt 1–482	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
3	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain C； UniProt 1–482	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273
4	Insufficient information Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain D； UniProt 1–482	Not recorded	CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions：pH 5.6；293 K；PEG 3350, 1-Propanol, Citric acid, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.00 Å R-free 0.273

Other States of the Same Protein in the Database

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence

UniProt name	PP2BA_RAT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 334–815； UniProt 1–482 Author chain B； PDBConstruct 334–815； UniProt 1–482 Author chain C； PDBConstruct 334–815； UniProt 1–482 Author chain D； PDBConstruct 334–815； UniProt 1–482

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	4il1
Deposition date deposition_date	2012-12-28
Structure title title	Crystal Structure of the Rat Calcineurin
Keywords keywords	Hydrolase, Calcium-binding protein, chimera protein, fusion protein, Protein phosphatase; HYDROLASE
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	49.35 Å
Radius of gyration Rg (electron density) rg_electron	48.49 Å
Forward intensity I(0) i0	840515000.00
Molecular weight molecular_weight	243800.0 kDa
Excluded volume excluded_volume	305720 Å³
Envelope volume envelope_volume	452490 Å³
Hydration-shell volume shell_volume	76250 Å³
Envelope diameter envelope_diameter	150.4 Å
Shell Rg shell_rg	55.73 Å
Envelope Rg envelope_rg	45.97 Å
Shape Rg shape_rg	48.48 Å
Total Rg total_rg	48.80 Å
Total atoms total_atoms	17131
Residues n_residues	2114
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	148.1 Å
Rg (real space) rg_real	48.91 Å
Rg uncertainty (real space) rg_real_error	1.10 Å
I(0) (real space) i0_real	8.4050e+08
I(0) uncertainty (real space) i0_real_error	1.3280e+07
Rg (reciprocal space) rg_reciprocal	49.34 Å
I(0) (reciprocal space) i0_reciprocal	841000000.0000
Solution quality estimate total_estimate	0.8834
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	1
Primary peak position r_peak_primary	69.4 Å
Skewness Skewness skewness	-0.107
Kurtosis Kurtosis kurtosis	-0.648
Angular range angular_range	— – 0.1600 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	35290000.0000
Real-space data points n_real_points	33
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.900; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.797

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform
Molecular weight formula_weight	92698.8 kDa
EC 编号 ec_number	3.1.3.16
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	17255

MADQLTEEQIAEFKEAFSLFDKDGDGTITTKELGTVMRSLGQNPTEAELQDMINEVDADGNGTIDFPEFLTMMARKMKDTDSEEEIREAFRVFDKDGNGYISAAELRHVMTNLGEKLTDEEVDEMIREADIDGDGQVNYEEFVQMMTAKGGGGGGGGGGNEASYPLEMCSHFDADEIKRLGKRFKKLDLDNSGSLSVEEFMSLPELQQNPLVQRVIDIFDTDGNGEVDFKEFIEGVSQFSVKGDKEQKLRFAFRIYDMDKDGYISNGELFQVLKMMVGNNLKDTQLQQIVDKTIINADKDGDGRISFEEFCAVVGGLDIHKKMVVDVGGGGGGMSEPKAIDPKLSTTDRVVKAVPFPPSHRLTAKEVFDNDGKPRVDILKAHLMKEGRLEESVALRIITEGASILRQEKNLLDIDAPVTVCGDIHGQFFDLMKLFEVGGSPANTRYLFLGDYVDRGYFSIECVLYLWALKILYPKTLFLLRGNHECRHLTEYFTFKQECKIKYSERVYDACMDAFDCLPLAALMNQQFLCVHGGLSPEINTLDDIRKLDRFKEPPAYGPMCDILWSDPLEDFGNEKTQEHFTHNTVRGCSYFYSYPAVCDFLQHNNLLSILRAHEAQDAGYRMYRKSQTTGFPSLITIFSAPNYLDVYNNKAAVLKYENNVMNIRQFNCSPHPYWLPNFMDVFTWSLPFVGEKVTEMLVNVLNICSDDELGSEEDGFDGATAAARKEVIRNKIRAIGKMARVFSVLREESESVLTLKGLTPTGMLPSGVLSGGKQTLQSAIKGFSPQHKITSFEEAKGLDRINERMPPRRDAMPSLEHHHHHH

来源 Source

来源生物 organism	Rattus norvegicus
通用名 common_name	rat
NCBI Class编号 ncbi_taxonomy_id	10116
宿主生物 host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	CALCIUM ION
Molecular weight formula_weight	40.1 kDa
Source method src_method	syn
Copy count entity_count	16

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	124

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7. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id	4il1A01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	238 — Recoverin; domain 1
Homologous superfamily homologous superfamily	10 — EF-hand

Domain ID domain_id	4il1A02
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	21 — Purple Acid Phosphatase; chain A, domain 2
Homologous superfamily homologous superfamily	10 — Metallo-dependent phosphatases

Domain ID domain_id	4il1B01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	238 — Recoverin; domain 1
Homologous superfamily homologous superfamily	10 — EF-hand

Domain ID domain_id	4il1B02
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	21 — Purple Acid Phosphatase; chain A, domain 2
Homologous superfamily homologous superfamily	10 — Metallo-dependent phosphatases

Domain ID domain_id	4il1C01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	238 — Recoverin; domain 1
Homologous superfamily homologous superfamily	10 — EF-hand

Domain ID domain_id	4il1C02
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	21 — Purple Acid Phosphatase; chain A, domain 2
Homologous superfamily homologous superfamily	10 — Metallo-dependent phosphatases

Domain ID domain_id	4il1D01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	238 — Recoverin; domain 1
Homologous superfamily homologous superfamily	10 — EF-hand

Domain ID domain_id	4il1D02
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	21 — Purple Acid Phosphatase; chain A, domain 2
Homologous superfamily homologous superfamily	10 — Metallo-dependent phosphatases

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8. Citations (1)

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Unit-cell length a length_a	99.300 Å
Unit-cell length b length_b	193.850 Å
Unit-cell length c length_c	107.820 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.09 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	10.000 Å
R factor r_factor	0.2420
R_work r_work	0.2410
R_free r_free	0.2730

fit	/app/data/saxs_computation/il/4il1/4il1.fit
pddf	/app/data/pr_computation/il/4il1/4il1.pr.out
profile	/app/data/saxs_computation/il/4il1/4il1.dat

Crystal Structure of the Rat Calcineurin

1. Protein Identity and Related Structures Protein Identity & Related Structures

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

State in the Current Structure

Other States of the Same Protein in the Database

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

State in the Current Structure

Other States of the Same Protein in the Database

Calmodulin, Calcineurin subunit B type 1, Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)