SMTL ID : 4hkw.1

Crystal Structures of Mutant Endo-beta-1,4-xylanase II Complexed with Substrate and Products

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

monomer

Ligands

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

XYS-XYP-XYP.1: 11 residues within 4Å: Chain A: N.44, N.71, Y.73, Y.88, Y.96, R.122, Q.136, W.138, E.177, Y.179 Ligands: TRS.3 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Y.73, A:Y.88, A:Y.88, A:Q.136 Water bridges: A:R.122, A:Y.179

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

XYP-XYP.2: 8 residues within 4Å: Chain A: S.16, W.18, Y.77, P.126, S.127, I.128, Y.171 Ligands: TRS.3 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:W.18

1 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.3: 10 residues within 4Å: Chain A: N.44, Y.77, W.79, E.86, R.122, P.126, F.134, Q.136 Ligands: XYS-XYP-XYP.1, XYP-XYP.2 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Y.77, A:Y.77, A:Y.88, A:R.122, A:Q.136 Water bridges: A:N.44

1 x CA: CALCIUM ION(Non-covalent)

CA.4: 3 residues within 4Å: Chain A: N.92, F.93, H.144 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:H.144, H2O.4, H2O.4, H2O.5, H2O.7

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wan, Q. et al., X-ray crystallographic studies of family 11 xylanase Michaelis and product complexes: implications for the catalytic mechanism. Acta Crystallogr.,Sect.D (2014)

Release Date

2014-01-08

Peptides

Endo-1,4-beta-xylanase 2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Endo-1,4-beta-xylanase 2

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