SMTL ID : 1e6r.1

Chitinase B from Serratia marcescens wildtype in complex with inhibitor allosamidin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x NAA- NAA: 2-acetamido-2-deoxy-beta-D-allopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-allopyranose(Non-covalent)

NAA-NAA.1: 10 residues within 4Å: Chain A: F.12, P.14, F.51, W.97, Y.98, Y.292, D.334, W.403, Q.407 Ligands: AMI.3 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Y.98 Water bridges: A:T.15 NAA-NAA.2: 10 residues within 4Å: Chain B: P.14, F.51, G.96, W.97, Y.98, Y.292, I.339, W.403, Q.407 Ligands: AMI.6 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:Y.98

2 x AMI: ALLOSAMIZOLINE(Non-covalent)

AMI.3: 14 residues within 4Å: Chain A: Y.10, F.51, G.96, W.97, D.142, E.144, A.184, M.212, Y.214, D.215, Y.292, M.401, W.403 Ligands: NAA-NAA.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.403 Hydrogen bonds: A:W.97, A:Y.214, A:Y.292 AMI.6: 14 residues within 4Å: Chain B: Y.10, F.51, G.96, W.97, D.142, E.144, A.184, M.212, Y.214, D.215, Y.292, M.401, W.403 Ligands: NAA-NAA.2 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:W.403 Hydrogen bonds: B:W.97, B:Y.292, B:Y.292 Water bridges: B:D.215

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

SO4.4: 2 residues within 4Å: Chain A: R.420, A.424 3 PLIP interactions: 3 interactions with chain A Water bridges: A:D.426, A:D.426 Salt bridges: A:R.420 SO4.5: 4 residues within 4Å: Chain A: T.26, R.343, Q.347, R.410 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.347 Salt bridges: A:R.343, A:R.410 SO4.7: 5 residues within 4Å: Chain B: L.325, V.326, G.327, C.328, E.329 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.327, B:C.328 SO4.8: 2 residues within 4Å: Chain B: P.454, A.455 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:A.455 Water bridges: B:S.469, B:S.469

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Van Aalten, D.M.F. et al., Structural Insights Into the Catalytic Mechanism of a Family 18 Exo-Chitinase. Proc.Natl.Acad.Sci.USA (2001)

Release Date

2001-06-22

Peptides

CHITINASE B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

CHITINASE B

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