SMTL ID : 3che.1 (1 other biounit)

Crystal structure of Aspergillus fumigatus chitinase B1 in complex with tripeptide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

monomer

Ligands

1 x ACE- VR0- MEA- ASP: Peptide inhibitor(Non-covalent)

ACE-VR0-MEA-ASP.1: 11 residues within 4Å: Chain A: Y.48, W.137, D.175, E.177, Y.178, M.243, Y.245, D.246, F.251, R.301, W.384 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:W.137, A:W.137 Hydrogen bonds: A:W.137, A:D.175, A:Y.245, A:R.301, A:R.301 Water bridges: A:W.137, A:W.137, A:D.246, A:D.246 Salt bridges: A:D.175, A:E.177, A:D.246 pi-Stacking: A:W.137, A:F.251

5 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 2 residues within 4Å: Chain A: R.126, Q.414 2 PLIP interactions: 2 interactions with chain A Water bridges: A:R.126 Salt bridges: A:R.126 SO4.3: 2 residues within 4Å: Chain A: N.181, D.182 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.182 Water bridges: A:Q.183 SO4.4: 3 residues within 4Å: Chain A: T.149, D.150, R.153 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.150, A:R.153 Water bridges: A:S.148, A:A.151 SO4.5: 4 residues within 4Å: Chain A: H.229, L.230, K.231, D.232 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.230, A:K.231, A:D.232, A:D.232 Salt bridges: A:K.231 SO4.6: 3 residues within 4Å: Chain A: S.103, W.104, S.105 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.104, A:S.105

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Andersen, O.A. et al., Structure-based dissection of the natural product cyclopentapeptide chitinase inhibitor argifin. Chem.Biol. (2008)

Release Date

2008-03-25

Peptides

Chitinase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Chitinase

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