SAXSdb — 1rir

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

Galactose-binding lectin

OrganismNot specified

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 24–259 Chain B； UniProt 24–259 Chain C； UniProt 24–259 Chain D； UniProt 24–259	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SFP 5,10,15,20-TETRAKIS(4-SULPFONATOPHENYL)-21H,23H-PORPHINE × 11	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 7.2；298 K；ammonium sulphate, Sodium Chloride, Phosphate buffer, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K	Resolution 2.90 Å R-free 0.282

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 1RIR	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1BZW PEANUT LECTIN COMPLEXED WITH C-LACTOSE Deposited 1998-11-05	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；HANGING DROP OF 5 MG/ML PROTEIN IN 0.05 M SODIUM PHOSPHATE BUFFER,PH 7.0, CONTAINING 0.2M SODIUM CHLORIDE, 0.02 % SODIUM AZIDE, 10MM C-LACTOSE AND 12% (W/V) PEG 8000 IN THE SAME BUFFER, vapor diffusion - hanging drop	Resolution 2.70 Å R-free 0.227
1CQ9 PEANUT LECTIN-TRICLINIC FORM Deposited 1999-08-06	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 1–236（236 aa） Chain B 1–236（236 aa） Chain C 1–236（236 aa） Chain D 1–236（236 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions pH 4.6；pH 4.6	Resolution 3.50 Å R-free 0.278
1QF3 PEANUT LECTIN COMPLEXED WITH METHYL-BETA-GALACTOSE Deposited 1999-04-06	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	MBG methyl beta-D-galactopyranoside × 4 CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；HANGING DROP OF 5 MG/ML PROTEIN IN 0.05 M SODIUM PHOSPHATE BUFFER,PH 7.0, CONTAINING 0.2M SODIUM CHLORIDE, 0.02 % SODIUM AZIDE, 1.5-10MM METHYL-BETA- GALACTOSE AND 12% (W/V) PEG 8000 IN THE SAME BUFFER, VAPOR DIFFUSION, HANGING DROP	Resolution 2.80 Å R-free 0.247
1RIT Crystal structure of Peanut lectin in complex with meso-tetrasulphonatophenylporphyrin and lactose Deposited 2003-11-17	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	SFP 5,10,15,20-TETRAKIS(4-SULPFONATOPHENYL)-21H,23H-PORPHINE × 11 CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；298 K；Ammonium sulphate, Sodium Chloride, Phosphate buffe, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.85 Å R-free 0.260
1V6I Peanut lectin-lactose complex in acidic pH Deposited 2003-12-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；PEG 8000, 0.2M calcium acetate, 0.1M cacodylate pH 6.5, pH 4.6, hanging drop method, temperature 293K	Resolution 2.15 Å R-free 0.218
1V6J peanut lectin-lactose complex crystallized in orthorhombic form at acidic pH Deposited 2003-12-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions pH 4.6；293 K；PEG 8000, 0.05M sodium acetate buffer, 0.2M NaCl, 0.05% Sodium azide, pH 4.6, hanging drop method, temperature 293K	Resolution 2.90 Å R-free 0.220
1V6K Peanut lectin-lactose complex in the presence of peptide(IWSSAGNVA) Deposited 2003-12-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions Hanging drop method；pH 4.6；293 K；PEG 8000, 0.2M calcium acetate, 0.1M cacodylate pH 6.5, pH 4.6, Hanging drop method, temperature 293K	Resolution 2.40 Å R-free 0.219
1V6L Peanut lectin-lactose complex in the presence of 9mer peptide (PVIWSSATG) Deposited 2003-12-01	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions Hanging drop method；pH 4.6；293 K；PEG 8000, 0.2M calcium acetate, 0.1M cacodylate pH 6.5, pH 4.6, Hanging drop method, temperature 293K	Resolution 2.50 Å R-free 0.219
1V6M Peanut Lectin with 9mer peptide (IWSSAGNVA) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG8000, 0.2M Ammonium sulfate and 0.1M cacodylate, pH 4.6, hanging drop method, temperature 293K	Resolution 2.70 Å R-free 0.264
1V6M Peanut Lectin with 9mer peptide (IWSSAGNVA) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain E 24–255（232 aa） Chain F 24–255（232 aa） Chain G 24–255（232 aa） Chain H 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG8000, 0.2M Ammonium sulfate and 0.1M cacodylate, pH 4.6, hanging drop method, temperature 293K	Resolution 2.70 Å R-free 0.264
1V6N Peanut lectin with 9mer peptide (PVIWSSATG) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG8000, 0.2M Ammonium sulfate and 0.1M cacodylate, pH 4.6, hanging drop method, temperature 293K	Resolution 3.50 Å R-free 0.292
1V6N Peanut lectin with 9mer peptide (PVIWSSATG) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain E 24–255（232 aa） Chain F 24–255（232 aa） Chain G 24–255（232 aa） Chain H 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG8000, 0.2M Ammonium sulfate and 0.1M cacodylate, pH 4.6, hanging drop method, temperature 293K	Resolution 3.50 Å R-free 0.292
1V6O Peanut lectin complexed with 10mer peptide (PVRIWSSATG) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–255（232 aa） Chain B 24–255（232 aa） Chain C 24–255（232 aa） Chain D 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG 8000, 0.2M Ammonium sulfate and 0.1M cacodylate pH6.5, pH 4.6, hanging drop method, temperature 293K	Resolution 3.00 Å R-free 0.239
1V6O Peanut lectin complexed with 10mer peptide (PVRIWSSATG) Deposited 2003-12-02	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain E 24–255（232 aa） Chain F 24–255（232 aa） Chain G 24–255（232 aa） Chain H 24–255（232 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop method；pH 4.6；293 K；30% PEG 8000, 0.2M Ammonium sulfate and 0.1M cacodylate pH6.5, pH 4.6, hanging drop method, temperature 293K	Resolution 3.00 Å R-free 0.239
2DH1 Crystal structure of peanut lectin lactose-azobenzene-4,4'-dicarboxylic acid-lactose complex Deposited 2006-03-17	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 A 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；12% PEG 8000, 0.05M sodium phosphate, 0.2M sodium cholride, 0.02% sodium azide, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K	Resolution 7.65 Å R-free 0.377
2DH1 Crystal structure of peanut lectin lactose-azobenzene-4,4'-dicarboxylic acid-lactose complex Deposited 2006-03-17	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 B 24–259（236 aa） Chain C 24–259（236 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；12% PEG 8000, 0.05M sodium phosphate, 0.2M sodium cholride, 0.02% sodium azide, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K	Resolution 7.65 Å R-free 0.377
2DV9 Crystal structure of peanut lectin GAL-BETA-1,3-GAL complex Deposited 2006-07-30	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；288 K；7.5% PEG 8000, 0.025M Sodium cadodylate, 0.5M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.48 Å R-free 0.257
2DVA Crystal structure of peanut lectin GAL-BETA-1,3-GALNAC-ALPHA-O-ME (Methyl-T-antigen) complex Deposited 2006-07-30	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；288 K；7.5% PEG 8000, 0.025M Sodium cadodylate, 0.5M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.20 Å R-free 0.250
2DVB Crystal structure of peanut lectin GAl-beta-1,6-GalNAc complex Deposited 2006-07-30	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 4 GAL beta-D-galactopyranose × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；288 K；7.5% PEG 8000, 0.025M Sodium cadodylate, 0.5M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.25 Å R-free 0.266
2DVD Crystal structure of peanut lectin GAL-ALPHA-1,3-GAL complex Deposited 2006-07-31	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 4	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.25 Å R-free 0.232
2DVF Crystals of peanut lectin grown in the presence of GAL-ALPHA-1,3-GAL-BETA-1,4-GAL Deposited 2006-07-31	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；288 K；7.5% PEG 8000, 0.025M Sodium cadodylate, 0.5M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.74 Å R-free 0.263
2DVG Crystal structure of peanut lectin GAL-ALPHA-1,6-GLC complex Deposited 2006-07-31	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Fragment：residues 1-236 Chain B 24–259（236 aa） Fragment：residues 1-236 Chain C 24–259（236 aa） Fragment：residues 1-236 Chain D 24–259（236 aa） Fragment：residues 1-236	Not recorded	GLA alpha-D-galactopyranose × 3 CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4 SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；288 K；7.5% PEG 8000, 0.025M Sodium cadodylate, 0.5M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K	Resolution 2.78 Å R-free 0.274
2PEL PEANUT LECTIN Deposited 1995-08-23	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	CA CALCIUM ION × 4 MN MANGANESE (II) ION × 4	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.25 Å
6V95 Peanut lectin complexed with divalent N-beta-D-galactopyranosyl-L-tartaramidoyl derivative (diNGT) Deposited 2019-12-13	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	QSG (2R,3R)-N-[(1-{(3S,3aR,6S,6aR)-6-[4-({[(2R,3R)-2,3-dihydroxy-4-oxo-4-{[(2R,3R,4R,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]amino}butanoyl]amino}methyl)-1H-1,2,3-triazol-1-yl]hexahydrofuro[3,2-b]furan-3-yl}-1H-1,2,3-triazol-4-yl)methyl]-2,3-dihydroxy-N'-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]butanediamide (non-preferred name) × 4 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1M sodium citrate, 0.1M ammonium sulfate	Resolution 1.78 Å R-free 0.243
6VAV Peanut lectin complexed with divalent N-beta-D-galactopyranosyl-L-succinamoyl derivative (diNGS) Deposited 2019-12-18	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	QTY N-[[1-[(3S,3aR,6S,6aR)-6-[4-[[[4-[[(2R,3R,4S,5R,6R)-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]amino]-4-oxidanylidene-butanoyl]amino]methyl]-1,2,3-triazol-1-yl]-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3-yl]-1,2,3-triazol-4-yl]methyl]-N'-[(2R,3R,4S,5R,6R)-6-(hydroxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]butanediamide × 4 MN MANGANESE (II) ION × 3 CA CALCIUM ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1M sodium citrate, 0.1M ammonium sulfate	Resolution 1.85 Å R-free 0.225
6VAW Peanut lectin complexed with N-beta-D-galactopyranosyl-L-succinamoyl derivative (NGS) Deposited 2019-12-18	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	S3W N-[(2R,3R,4S,5R,6S)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]-N'-[(1-{[(2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-methoxytetrahydro-2H-pyran-2-yl]methyl}-1H-1,2,3-triazol-4-yl)methyl]butanediamide × 4 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1M sodium citrate, 0.05M ammonium sulfate	Resolution 1.75 Å R-free 0.232
6VC3 Peanut lectin complexed with S-beta-D-thiogalactopyranosyl 6-deoxy-6-S-propynyl-beta-D-glucopyranoside (STG) Deposited 2019-12-20	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	QWJ 6-S-(prop-2-yn-1-yl)-6-thio-beta-D-glucopyranosyl 1-thio-beta-D-galactopyranoside × 3 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1 sodium citrate, 0.125M ammonium sulfate	Resolution 1.95 Å R-free 0.283
6VC4 Peanut lectin complexed with S-beta-D-Thiogalactopyranosyl beta-D-glucopyranoside derivative (STGD) Deposited 2019-12-20	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	QWG (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-{[(2S,3R,4S,5S,6S)-3,4,5-trihydroxy-6-({[(1-{[(2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-methoxytetrahydro-2H-pyran-2-yl]methyl}-1H-1,2,3-triazol-4-yl)methyl]sulfanyl}methyl)tetrahydro-2H-pyran-2-yl]sulfanyl}tetrahydro-2H-pyran-3,4,5-triol (non-preferred name) × 4 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1 sodium citrate, 0.125M ammonium sulfate	Resolution 1.90 Å R-free 0.244
6VGF Peanut lectin complexed with divalent S-beta-D-thiogalactopyranosyl beta-D-glucopyranoside derivative (diSTGD) Deposited 2020-01-08	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric	Chain A 24–259（236 aa） Chain B 24–259（236 aa） Chain C 24–259（236 aa） Chain D 24–259（236 aa）	Not recorded	WA3 (2S,3R,4S,5R,6S)-2-(hydroxymethyl)-6-{[(2S,3R,4S,5S,6S)-3,4,5-trihydroxy-6-({[(1-{[(2R,3S,4S,5R,6R)-3,4,5-trihydroxy-6-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({4-[({[(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-{[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]sulfanyl}tetrahydro-2H-pyran-2-yl]methyl}sulfanyl)methyl]-1H-1,2,3-triazol-1-yl}methyl)tetrahydro-2H-pyran-2-yl]oxy}tetrahydro-2H-pyran-2-yl]methyl}-1H-1,2,3-triazol-4-yl)methyl]sulfanyl}methyl)tetrahydro-2H-pyran-2-yl]sulfanyl}tetrahydro-2H-pyran-3,4,5-triol × 4 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；294 K；15% (w/v) PEG 8000, 0.1M sodium citrate, 0.125M ammonium sulfate	Resolution 1.83 Å R-free 0.243

25 other PDB entries and 29 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	LECG_ARAHY
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–236； UniProt 24–259 Author chain B； PDBConstruct 1–236； UniProt 24–259 Author chain C； PDBConstruct 1–236； UniProt 24–259 Author chain D； PDBConstruct 1–236； UniProt 24–259

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	1rir
Deposition date deposition_date	2003-11-17
Structure title title	Crystal structure of meso-tetrasulphonatophenylporphyrin in complex with Peanut lectin.
Keywords keywords	SUGAR BINDING PROTEIN; SUGAR BINDING PROTEIN
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	32.42 Å
Radius of gyration Rg (electron density) rg_electron	31.14 Å
Forward intensity I(0) i0	189825000.00
Molecular weight molecular_weight	109360.0 kDa
Excluded volume excluded_volume	135920 Å³
Envelope volume envelope_volume	170550 Å³
Hydration-shell volume shell_volume	44530 Å³
Envelope diameter envelope_diameter	117.0 Å
Shell Rg shell_rg	39.02 Å
Envelope Rg envelope_rg	31.44 Å
Shape Rg shape_rg	31.09 Å
Total Rg total_rg	31.90 Å
Total atoms total_atoms	7684
Residues n_residues	928
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	112.5 Å
Rg (real space) rg_real	32.26 Å
Rg uncertainty (real space) rg_real_error	0.85 Å
I(0) (real space) i0_real	1.8980e+08
I(0) uncertainty (real space) i0_real_error	3.0780e+06
Rg (reciprocal space) rg_reciprocal	32.33 Å
I(0) (reciprocal space) i0_reciprocal	189800000.0000
Solution quality estimate total_estimate	0.8720
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	43.6 Å
Skewness Skewness skewness	0.183
Kurtosis Kurtosis kurtosis	-0.396
Angular range angular_range	— – 0.2450 Å⁻¹
Current regularization parameter α current_alpha	0.0001
Highest regularization parameter α highest_alpha	36710000.0000
Real-space data points n_real_points	50
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.778; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.999

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Description description	Galactose-binding lectin
Molecular weight formula_weight	25209.0 kDa
Source method src_method	nat
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	7745

AETVSFNFNSFSEGNPAINFQGDVTVLSNGNIQLTNLNKVNSVGRVLYAMPVRIWSSATGNVASFLTSFSFEMKDIKDYDPADGIIFFIAPEDTQIPAGSIGGGTLGVSDTKGAGHFVGVEFDTYSNSEYNDPPTDHVGIDVNSVDSVKTVPWNSVSGAVVKVTVIYDSSTKTLSVAVTNDNGDITTIAQVVDLKAKLPERVKFGFSASGSLGGRQIHLIRSWSFTSTLITTTRRS

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	4

Entity 3 Entity 3 non-polymer

Description description	MANGANESE (II) ION
Molecular weight formula_weight	54.9 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 non-polymer

Description description	5,10,15,20-TETRAKIS(4-SULPFONATOPHENYL)-21H,23H-PORPHINE
Molecular weight formula_weight	939.0 kDa
Source method src_method	syn
Copy count entity_count	11

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	61

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7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1rira_
Class class	b — All beta proteins
Fold Fold fold	b.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
Family Family family	b.29.1.1 — Legume lectins

Domain ID domain_id	d1rirb_
Class class	b — All beta proteins
Fold Fold fold	b.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
Family Family family	b.29.1.1 — Legume lectins

Domain ID domain_id	d1rirc_
Class class	b — All beta proteins
Fold Fold fold	b.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
Family Family family	b.29.1.1 — Legume lectins

Domain ID domain_id	d1rird_
Class class	b — All beta proteins
Fold Fold fold	b.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
Family Family family	b.29.1.1 — Legume lectins

CATH v4.4 (4 domains)

Domain ID domain_id	1rirA00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	200 —

Domain ID domain_id	1rirB00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	200 —

Domain ID domain_id	1rirC00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	200 —

Domain ID domain_id	1rirD00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	120 — Jelly Rolls
Homologous superfamily homologous superfamily	200 —

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8. Citations (2)

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Unit-cell length a length_a	94.800 Å
Unit-cell length b length_b	94.800 Å
Unit-cell length c length_c	144.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	12

Space group space_group	P 32
Space-group number int_tables_number	145
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	100.000 Å
R factor r_factor	0.2340
R_work r_work	0.2340
R_free r_free	0.2820

fit	/app/data/saxs_computation/ri/1rir/1rir.fit
pddf	/app/data/pr_computation/ri/1rir/1rir.pr.out
profile	/app/data/saxs_computation/ri/1rir/1rir.dat

Crystal structure of meso-tetrasulphonatophenylporphyrin in complex with Peanut lectin.

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

Galactose-binding lectin

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