SMTL ID : 2arb.1

Pterocarpus angolensis Lectin (PAL) In Complex With The GlcNAc(beta1-2)Man Disaccharide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

2 x MAN- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose(Non-covalent)

MAN-NAG.1: 14 residues within 4Å: Chain A: S.45, A.85, D.86, G.102, G.104, G.105, G.106, L.107, F.132, S.137, N.138, G.220, E.221, Q.222 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.106, A:S.137, A:N.138, A:N.138, A:G.220, A:E.221, A:Q.222, A:Q.222 Water bridges: A:Q.222, A:G.104, A:G.104, A:G.105, A:G.105 Hydrophobic interactions: A:E.221 MAN-NAG.2: 13 residues within 4Å: Chain B: S.45, A.85, D.86, G.102, G.104, G.105, G.106, L.107, F.132, N.138, G.220, E.221, Q.222 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:G.106, B:N.138, B:N.138, B:G.220, B:E.221, B:E.221, B:Q.222, B:Q.222 Water bridges: B:T.46, B:G.104, B:G.104

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

MN.3: 4 residues within 4Å: Chain A: E.128, D.130, D.141, H.146 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.128, A:D.130, A:D.141, A:H.146, H2O.1, H2O.1 MN.5: 4 residues within 4Å: Chain B: E.128, D.130, D.141, H.146 6 PLIP interactions: 4 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.128, B:D.130, B:D.141, B:H.146, H2O.5, H2O.5

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 4 residues within 4Å: Chain A: D.130, F.132, N.138, D.141 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.130, A:F.132, A:D.141, H2O.1, H2O.1 CA.6: 4 residues within 4Å: Chain B: D.130, F.132, N.138, D.141 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.130, B:F.132, B:D.141, H2O.5, H2O.5

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Buts, L. et al., Structural basis for the recognition of complex-type biantennary oligosaccharides by Pterocarpus angolensis lectin. Febs J. (2006)

Release Date

2006-08-01

Peptides

lectin: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

lectin

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