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

Crystal Structure of GH family 19 chitinase from Carica papaya

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

2 x NDG: 2-acetamido-2-deoxy-alpha-D-glucopyranose(Non-covalent)

NDG.1: 11 residues within 4Å: Chain A: H.66, E.67, F.86, K.88, E.89, R.90, Q.118, N.199, E.203, Q.211, R.215 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:F.86, A:R.90 Hydrogen bonds: A:E.67, A:E.67, A:R.90, A:Q.118, A:E.203, A:R.215 Water bridges: A:R.90, A:G.113, A:I.117, A:S.120, A:E.203 Salt bridges: A:H.66 NDG.3: 5 residues within 4Å: Chain A: Y.80, G.217, R.220, R.221, G.224 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:Y.80, A:R.220 Water bridges: A:G.224, A:G.224, A:I.225

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

NAG.2: 11 residues within 4Å: Chain A: I.117, Q.118, L.119, S.120, W.121, Y.123, N.124, F.157, K.165, I.198, N.199 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:I.117, A:F.157 Hydrogen bonds: A:S.120, A:S.120, A:I.198 Water bridges: A:S.120, A:Y.123, A:K.165, A:K.165, A:I.197, A:G.201

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

SO4.4: 3 residues within 4Å: Chain A: Q.13, R.221, I.225 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.13 Salt bridges: A:R.221

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 7 residues within 4Å: Chain A: R.8, R.18, N.19, Y.29, T.30, Y.31, D.32 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:R.8, A:R.18, A:R.18, A:N.19, A:N.19, A:Y.31, A:D.32, A:D.32 Water bridges: A:D.12

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huet, J. et al., X-ray Structure of Papaya Chitinase Reveals the Substrate Binding Mode of Glycosyl Hydrolase Family 19 Chitinases. Biochemistry (2008)

Release Date

2008-08-05

Peptides

Endochitinase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Endochitinase

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