SMTL ID : 3mmd.1

Crystal structure of the W241A mutant of xylanase from Geobacillus stearothermophilus T-6 (XT6) complexed with hydrolyzed xylopentaose

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

1 x XYP- XYP: beta-D-xylopyranose-(1-4)-beta-D-xylopyranose(Non-covalent)

XYP-XYP.1: 9 residues within 4Å: Chain A: W.99, E.159, Y.203, N.204, Q.234, W.273, W.324, R.328 Ligands: XYP-XYP-XYP.2 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.328

1 x XYP- XYP- XYP: beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose

XYP-XYP-XYP.2: 16 residues within 4Å: Chain A: E.58, N.59, K.62, H.95, W.99, Q.102, N.158, E.159, Q.234, H.236, E.265, W.316, W.324 Ligands: XYP-XYP.1, NA.5, CL.7 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.59, A:Q.102

1 x ZN: ZINC ION(Non-covalent)

ZN.3: 3 residues within 4Å: Chain A: H.11, D.365 Ligands: CL.8 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:H.11, A:D.365

3 x NA: SODIUM ION(Non-functional Binders)

NA.4: 4 residues within 4Å: Chain A: D.297, A.374, D.377, K.379 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.297, A:K.379 NA.5: 5 residues within 4Å: Chain A: E.35, E.58, H.322 Ligands: XYP-XYP-XYP.2, CL.7 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.35 Water bridges: A:T.323 NA.6: 1 residues within 4Å: Chain A: D.282 2 PLIP interactions: 2 interactions with chain A Water bridges: A:D.282, A:D.282

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.7: 5 residues within 4Å: Chain A: E.58, H.322, W.324 Ligands: XYP-XYP-XYP.2, NA.5 Ligand excluded by PLIP CL.8: 3 residues within 4Å: Chain A: H.11, D.365 Ligands: ZN.3 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Solomon, V. et al., Structural-based rational mutagenesis of xylanases from G.stearothermophilus. TO BE PUBLISHED

Release Date

2011-04-27

Peptides

Endo-1,4-beta-xylanase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Endo-1,4-beta-xylanase