SMTL ID : 3k4z.1

Crystal Structure of the Cellulosomal CBM4 from Clostridium thermocellum Cellulase CbhA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.11 Å

Oligo State

monomer

Ligands

1 x BGC- BGC: beta-D-glucopyranose-(1-4)-beta-D-glucopyranose(Non-covalent)

BGC-BGC.1: 10 residues within 4Å: Chain A: C.33, D.35, W.68, Q.71, R.73, R.75, K.102, Y.110, H.150 Ligands: XGP.6 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.71, A:R.73, A:R.73, A:R.75, A:Y.110 Water bridges: A:E.146

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: T.21, D.23, N.53, K.54, D.166 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:T.21, A:D.23, A:K.54, A:D.166, H2O.1 MG.3: 2 residues within 4Å: Chain A: E.19, E.24 6 PLIP interactions: 1 interactions with chain A, 5 Ligand-Water interactions Metal complexes: A:E.19, H2O.1, H2O.4, H2O.5, H2O.5, H2O.5

1 x NI: NICKEL (II) ION(Non-covalent)

NI.4: 1 residues within 4Å: Chain A: H.83 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:H.83, H2O.9, H2O.9, H2O.9, H2O.9

1 x OXL: OXALATE ION(Non-covalent)

OXL.5: 5 residues within 4Å: Chain A: E.80, H.83, E.174, Y.175, T.176 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.176 Salt bridges: A:H.83

1 x XGP: 1-O-phosphono-beta-D-glucopyranose(Non-covalent)

XGP.6: 7 residues within 4Å: Chain A: W.68, K.102, Y.110, E.112, H.150 Ligands: BGC-BGC.1, BGC-BGC.1 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:K.102, A:Y.110, A:E.112, A:H.150 Water bridges: A:R.67, A:R.67, A:E.146 Salt bridges: A:K.102, A:K.102

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Alahuhta, M. et al., The unique binding mode of cellulosomal CBM4 from Clostridium thermocellum cellobiohydrolase A. J.Mol.Biol. (2010)

Release Date

2010-07-28

Peptides

Glycoside hydrolase family 9: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Glycoside hydrolase family 9