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4a6l

beta-tryptase inhibitor

Method: X-RAY DIFFRACTION Dmax: 102.2 Å Quality: EXCELLENT
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1. Protein Identity and Related Structures Protein Identity & Related Structures

TRYPTASE ALPHA/BETA-1

HOMO SAPIENS

UniProt Q15661

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric（4） Consistent with protein copy count Chain A； UniProt 31–275 Chain B； UniProt 31–275 Chain C； UniProt 31–275 Chain D； UniProt 31–275 Not recorded P43 1-{3-[1-({5-[(2-fluorophenyl)ethynyl]furan-2-yl}carbonyl)piperidin-4-yl]phenyl}methanamine × 4 X-RAY DIFFRACTION X-ray crystallization conditions：pH 5；PEG 3000 10%, NAACETATE 100 MM PH 5, GLYCEROL 5%, NACL 1.7 M Resolution 2.05 Å R-free 0.211

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 4A6L Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
4MPU Human beta-tryptase co-crystal structure with (6S,8R)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-8-hydroxy-6-(1-hydroxycyclobutyl)-5,7-dioxaspiro[3.4]octane-6,8-dicarboxamide Deposited 2013-09-13 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 4 SO4 SULFATE ION × 8 PG4 TETRAETHYLENE GLYCOL × 4 X2A (6S,8R)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-8-hydroxy-6-(1-hydroxycyclobutyl)-5,7-dioxaspiro[3.4]octane-6,8-dicarboxamide × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, individual monocrystals equilibrated with 30% PEG1500, 0.1 M MES, pH 5.5, 0.2 M ammonium sulfate and soaked 20 hours in same solution supplemented with compound 2A, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 1.65 Å R-free 0.216
4MPU Human beta-tryptase co-crystal structure with (6S,8R)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-8-hydroxy-6-(1-hydroxycyclobutyl)-5,7-dioxaspiro[3.4]octane-6,8-dicarboxamide Deposited 2013-09-13 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 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 SO4 SULFATE ION × 4 PG4 TETRAETHYLENE GLYCOL × 2 X2A (6S,8R)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-8-hydroxy-6-(1-hydroxycyclobutyl)-5,7-dioxaspiro[3.4]octane-6,8-dicarboxamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, individual monocrystals equilibrated with 30% PEG1500, 0.1 M MES, pH 5.5, 0.2 M ammonium sulfate and soaked 20 hours in same solution supplemented with compound 2A, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 1.65 Å R-free 0.216
4MPV Human beta-tryptase co-crystal structure with (2R,4S)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-4-hydroxy-2-(2-hydroxypropan-2-yl)-5,5-dimethyl-1,3-dioxolane-2,4-dicarboxamide Deposited 2013-09-13 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded 2A4 (2R,4S)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-4-hydroxy-2-(2-hydroxypropan-2-yl)-5,5-dimethyl-1,3-dioxolane-2,4-dicarboxamide × 2 SO4 SULFATE ION × 8 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 4 CL CHLORIDE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, individual monocrystals equilibrated with 30% PEG1500, 0.1 M MES, pH 5.5, 0.2 M ammonium sulfate and soaked 20 hours in same solution supplemented with compound 3A, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.31 Å R-free 0.230
4MPV Human beta-tryptase co-crystal structure with (2R,4S)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-4-hydroxy-2-(2-hydroxypropan-2-yl)-5,5-dimethyl-1,3-dioxolane-2,4-dicarboxamide Deposited 2013-09-13 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 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded 2A4 (2R,4S)-N,N'-bis[3-({4-[3-(aminomethyl)phenyl]piperidin-1-yl}carbonyl)phenyl]-4-hydroxy-2-(2-hydroxypropan-2-yl)-5,5-dimethyl-1,3-dioxolane-2,4-dicarboxamide × 1 SO4 SULFATE ION × 4 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, individual monocrystals equilibrated with 30% PEG1500, 0.1 M MES, pH 5.5, 0.2 M ammonium sulfate and soaked 20 hours in same solution supplemented with compound 3A, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.31 Å R-free 0.230
4MPW Human beta-tryptase co-crystal structure with [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzofuran-3,5-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-13 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded CL CHLORIDE ION × 4 PGE TRIETHYLENE GLYCOL × 4 ACT ACETATE ION × 4 2AJ [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzofuran-3,5-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 4A 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 1.95 Å R-free 0.206
4MPW Human beta-tryptase co-crystal structure with [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzofuran-3,5-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-13 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 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded CL CHLORIDE ION × 2 PGE TRIETHYLENE GLYCOL × 2 ACT ACETATE ION × 2 2AJ [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzofuran-3,5-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 4A 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 1.95 Å R-free 0.206
4MPX Human beta-tryptase co-crystal structure with [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzothiene-4,2-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-13 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded SO4 SULFATE ION × 10 CL CHLORIDE ION × 4 PGE TRIETHYLENE GLYCOL × 4 2AV [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzothiene-4,2-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 2 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 6A 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.00 Å R-free 0.233
4MPX Human beta-tryptase co-crystal structure with [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzothiene-4,2-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-13 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 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded SO4 SULFATE ION × 5 CL CHLORIDE ION × 2 PGE TRIETHYLENE GLYCOL × 2 2AV [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzothiene-4,2-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 6A 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.00 Å R-free 0.233
4MQA Human beta-tryptase co-crystal structure with {(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis[5-(methylsulfanyl)benzene-3,1-diyl]}bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-16 Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded SO4 SULFATE ION × 10 PG4 TETRAETHYLENE GLYCOL × 2 X00 {(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis[5-(methylsulfanyl)benzene-3,1-diyl]}bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 13A 30 minutes on ice prior to setup with 30% PEG3350, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.25 Å R-free 0.251
4MQA Human beta-tryptase co-crystal structure with {(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis[5-(methylsulfanyl)benzene-3,1-diyl]}bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) Deposited 2013-09-16 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 31–275（245 aa） Fragment：UNP residues 31-275
Chain B 31–275（245 aa） Fragment：UNP residues 31-275
Not recorded SO4 SULFATE ION × 5 PG4 TETRAETHYLENE GLYCOL × 1 X00 {(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis[5-(methylsulfanyl)benzene-3,1-diyl]}bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound 13A 30 minutes on ice prior to setup with 30% PEG3350, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.25 Å R-free 0.251
5WI6 Human beta-1 tryptase mutant Ile99Cys Deposited 2017-07-18 Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric
Chain A 31–275（245 aa）
Chain B 31–275（245 aa）
Chain C 31–275（245 aa）
Chain D 31–275（245 aa）
Mutation：I118C Mutation：I118C Mutation：I118C Mutation：I118C SO4 SULFATE ION × 7 0GJ L-alpha-glutamyl-N-{(1S)-4-{[amino(iminio)methyl]amino}-1-[(1S)-2-chloro-1-hydroxyethyl]butyl}glycinamide × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；292 K；ammonium sulfate, polyethylene glycol 1500
Resolution 2.72 Å R-free 0.227
6O1F Complex between soybean trypsin inhibitor beta1-tryptase and a humanized fab Deposited 2019-02-19 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 31–275（245 aa）
Not recorded EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；292 K；5% PEG 4000 0.1M lithium sulfate 0.1M Tris pH 7.5
Resolution 2.15 Å R-free 0.233
6P0P Human beta-tryptase co-crystal structure with 5-{4-[3-(aminomethyl)phenyl]piperidine-1-carbonyl}-2-(3'-{4-[3-(aminomethyl)phenyl]piperidine-1-carbonyl}-[1,1'-biphenyl]-3-yl)-2-hydroxy-2H-1,3,2-benzodioxaborol-2-uide Deposited 2019-05-17 Different construct Different mutation/modification 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 1–275（275 aa）
Not recorded Y35 (3'-{4-[3-(aminomethyl)phenyl]piperidine-1-carbonyl}[1,1'-biphenyl]-3-yl){4-[3-(aminomethyl)phenyl]piperidin-1-yl}[3,4-di(hydroxy-kappaO)phenyl]methanonato(2-)hydroxyborate(1-) × 1 SO4 SULFATE ION × 1 PGE TRIETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound for 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate
Resolution 2.55 Å R-free 0.249
6P0P Human beta-tryptase co-crystal structure with 5-{4-[3-(aminomethyl)phenyl]piperidine-1-carbonyl}-2-(3'-{4-[3-(aminomethyl)phenyl]piperidine-1-carbonyl}-[1,1'-biphenyl]-3-yl)-2-hydroxy-2H-1,3,2-benzodioxaborol-2-uide Deposited 2019-05-17 Different construct Different mutation/modification 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 1–275（275 aa）
Not recorded SO4 SULFATE ION × 2 PGE TRIETHYLENE GLYCOL × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；298 K；1.9 mg/mL protein incubated with compound for 30 minutes on ice prior to setup with 30% PEG1500, 0.1 M sodium acetate, pH 4.6, 0.2 M ammonium sulfate
Resolution 2.55 Å R-free 0.249
6VVU Anti-Tryptase fab E104.v1 bound to tryptase Deposited 2020-02-18 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain A 1–275（275 aa）
Chain B 1–275（275 aa）
Chain C 1–275（275 aa）
Chain D 1–275（275 aa）
Not recorded CA CALCIUM ION × 3 0GJ L-alpha-glutamyl-N-{(1S)-4-{[amino(iminio)methyl]amino}-1-[(1S)-2-chloro-1-hydroxyethyl]butyl}glycinamide × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.5；292 K；0.1 M Tris pH 8.5, 0.2 M CaCl2, 20% PEG 4000 and 4% pentaerythritol ethoxylate
Resolution 3.00 Å R-free 0.232
8VGH CryoEM structure of tryptase in complex with wild type anti-tryptase Fab E104.v1 Deposited 2023-12-27 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain A 31–275（245 aa）
Chain B 31–275（245 aa）
Chain C 31–275（245 aa）
Chain D 31–275（245 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 5.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
8VGI CryoEM structure of tryptase in complex with engineered conformationally rigid anti-tryptase Fab E104.v1.2DS Deposited 2023-12-27 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain A 31–275（245 aa）
Chain B 31–275（245 aa）
Chain C 31–275（245 aa）
Chain D 31–275（245 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 5.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
8VGJ CryoEM structure of tryptase in complex with engineered conformationally rigid anti-tryptase Fab E104.v1.4DS Deposited 2023-12-27 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain A 31–275（245 aa）
Chain B 31–275（245 aa）
Chain C 31–275（245 aa）
Chain D 31–275（245 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 5.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.50 Å
8VGK CryoEM structure of tryptase in complex with engineered conformationally rigid anti-tryptase Fab E104.v1.6DS Deposited 2023-12-27 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric
Chain A 31–275（245 aa）
Chain B 31–275（245 aa）
Chain C 31–275（245 aa）
Chain D 31–275（245 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 5.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.40 Å
9MNB Beta1-tryptase monomer bound to inhibitory Fabs E82.AS and E104.v2 Deposited 2024-12-20 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain A 31–275（245 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20mM HEPES, 100mM NaCl
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å

14 other PDB entries and 20 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TRYB1_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–245； UniProt 31–275 Author chain B； PDBConstruct 1–245； UniProt 31–275 Author chain C； PDBConstruct 1–245； UniProt 31–275 Author chain D； PDBConstruct 1–245； UniProt 31–275

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

SAXS profile for 4a6l

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4a6l
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4a6l
Deposition date deposition_date2011-11-04
Structure title titlebeta-tryptase inhibitor
Keywords keywordsHYDROLASE, INHIBITOR; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier33.32 Å
Radius of gyration Rg (electron density) rg_electron32.75 Å
Forward intensity I(0) i0185642000.00
Molecular weight molecular_weight110000.0 kDa
Excluded volume excluded_volume137730 ų
Envelope volume envelope_volume175770 ų
Hydration-shell volume shell_volume43580 ų
Envelope diameter envelope_diameter100.1 Å
Shell Rg shell_rg41.16 Å
Envelope Rg envelope_rg31.71 Å
Shape Rg shape_rg32.75 Å
Total Rg total_rg33.43 Å
Total atoms total_atoms7768
Residues n_residues972
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax102.2 Å
Rg (real space) rg_real33.17 Å
Rg uncertainty (real space) rg_real_error0.60 Å
I(0) (real space) i0_real1.8560e+08
I(0) uncertainty (real space) i0_real_error2.7790e+06
Rg (reciprocal space) rg_reciprocal33.27 Å
I(0) (reciprocal space) i0_reciprocal185700000.0000
Solution quality estimate total_estimate0.9086
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary49.0 Å
Skewness Skewness skewness0.038
Kurtosis Kurtosis kurtosis-0.726
Angular range angular_range— – 0.2400 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha51930000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.948; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.963
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

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7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4a6la_
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases
Domain ID domain_idd4a6lb_
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases
Domain ID domain_idd4a6lc_
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases
Domain ID domain_idd4a6ld_
Class classb — All beta proteins
Fold Fold foldb.47 — Trypsin-like serine proteases
Superfamily Superfamily superfamilyb.47.1 — Trypsin-like serine proteases
Family Family familyb.47.1.2 — Eukaryotic proteases

CATH v4.4 (8 domains)

Domain ID domain_id4a6lA01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lA02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lB01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lB02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lC01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lC02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lD01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
Domain ID domain_id4a6lD02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology10 — Thrombin, subunit H
Homologous superfamily homologous superfamily10 — Trypsin-like serine proteases
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8. Citations (1)

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9. Files and Curves (10)