SMTL ID : 1cr7.2 (1 other biounit)

PEANUT LECTIN-LACTOSE COMPLEX MONOCLINIC FORM

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-tetramer

Ligands

1 x GLC- GAL: beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GAL.1: 11 residues within 4Å: Chain A: D.80, A.82, D.83, G.103, G.104, Y.125, N.127, S.211, L.212, G.213, G.214 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.80, A:D.80, A:D.83, A:G.104, A:Y.125, A:N.127, A:S.211, A:S.211, A:L.212, A:G.213, A:G.214

4 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: D.123, Y.125, N.127, D.132 Ligands: MN.3 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.123, A:Y.125, A:D.132, H2O.1, H2O.1 CA.4: 4 residues within 4Å: Chain B: D.123, Y.125, N.127, D.132 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.123, B:Y.125, B:D.132, H2O.4, H2O.4 CA.6: 4 residues within 4Å: Chain C: D.123, Y.125, N.127, D.132 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:D.123, C:Y.125, C:D.132, H2O.11, H2O.11 CA.8: 4 residues within 4Å: Chain D: D.123, Y.125, N.127, D.132 5 PLIP interactions: 3 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:D.123, D:Y.125, D:D.132, H2O.14, H2O.14

4 x MN: MANGANESE (II) ION(Non-covalent)

MN.3: 5 residues within 4Å: Chain A: E.121, D.123, D.132, H.137 Ligands: CA.2 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.121, A:D.123, A:D.132, A:H.137, H2O.1, H2O.1 MN.5: 5 residues within 4Å: Chain B: E.121, D.123, D.132, H.137, S.147 6 PLIP interactions: 4 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.121, B:D.123, B:D.132, B:H.137, H2O.4, H2O.4 MN.7: 4 residues within 4Å: Chain C: E.121, D.123, D.132, H.137 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:E.121, C:D.123, C:H.137, H2O.11, H2O.11 MN.9: 5 residues within 4Å: Chain D: E.121, D.123, D.132, H.137, S.147 6 PLIP interactions: 4 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:E.121, D:D.123, D:D.132, D:H.137, H2O.14, H2O.14

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ravishankar, R. et al., Crystal structures of the peanut lectin-lactose complex at acidic pH: retention of unusual quaternary structure, empty and carbohydrate bound combining sites, molecular mimicry and crystal packing directed by interactions at the combining site. Proteins (2001)

Release Date

2001-04-21

Peptides

LECTIN: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

C
G

D
H

LECTIN

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