SMTL ID : 1ocb.1 (1 other biounit)

Structure of the wild-type cellobiohydrolase Cel6A from Humicolas insolens in complex with a fluorescent substrate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

monomer

Ligands

1 x GTM- BGC- BGC- GDA: 4-amino-4-deoxy-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-methyl 4-thio-beta-D-glucopyranoside

GTM-BGC-BGC-GDA.1: 17 residues within 4Å: Chain A: D.92, A.95, D.138, T.145, N.146, H.183, G.185, W.186, W.189, N.192, V.220, A.221, N.222, P.237, W.280, G.281, W.283 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.146, A:N.146, A:H.183, A:H.183, A:N.222, A:D.92, A:D.138, A:V.220, A:N.222, A:W.283 Water bridges: A:T.145, A:T.145

1 x GTM- BGC- BGC: beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-methyl 4-thio-beta-D-glucopyranoside

GTM-BGC-BGC.2: 13 residues within 4Å: Chain A: W.49, D.51, R.52, L.59, Y.86, R.91, S.98, K.311, P.312, E.315, A.343, G.344, Q.345 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:R.52, A:R.52, A:Q.345, A:Q.345, A:D.51, A:S.98, A:S.98, A:E.315 Water bridges: A:W.346, A:W.346, A:D.51, A:R.91, A:R.91, A:R.91, A:K.311, A:K.311 Salt bridges: A:K.311

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.3: 5 residues within 4Å: Chain A: N.53, D.57, W.102, N.111, R.118 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:W.102 Hydrogen bonds: A:D.57 Water bridges: A:N.53, A:N.53, A:D.57

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: L.11, W.12, A.13, R.18, Y.79 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.11, A:A.13, A:A.13, A:R.18, A:R.18

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Varrot, A. et al., Structural Basis for Ligand Binding and Processivity in Cellobiohydrolase Cel6A from Humicola Insolens. Structure (2003)

Release Date

2003-07-10

Peptides

CELLOBIOHYDROLASE II: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

CELLOBIOHYDROLASE II

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