SMTL ID : 1wcq.3 (2 other biounits)

Mutagenesis of the Nucleophilic Tyrosine in a Bacterial Sialidase to Phenylalanine.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

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

NA.1: 6 residues within 4Å: Chain A: N.482, D.485, N.487, T.490, A.593, E.594 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.487, A:T.490, A:T.490, A:T.490

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 6 residues within 4Å: Chain A: V.70, V.71, S.72, A.73, W.138, H.140 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:A.73, A:W.138 Water bridges: A:A.73 GOL.3: 5 residues within 4Å: Chain A: E.476, H.493, W.496, R.526, E.532 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.526, A:R.526, A:E.532

1 x DAN: 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID(Non-covalent)

DAN.4: 14 residues within 4Å: Chain A: R.22, I.23, R.41, D.46, D.85, V.102, F.109, F.157, F.188, D.213, E.214, R.230, R.296, F.324 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:I.23, A:V.102, A:F.157, A:F.324 Hydrogen bonds: A:R.41, A:D.46, A:D.85, A:E.214, A:R.230 Water bridges: A:A.47, A:R.230 Salt bridges: A:R.22, A:R.230, A:R.296

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Watson, J.N. et al., Two Nucleophilic Mutants of the Micromonospora Viridifaciens Sialidase Operate with Retention of Configuration by Two Different Mechanisms. Chembiochem (2005)

Release Date

2005-10-12

Peptides

SIALIDASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

SIALIDASE

Related Entries With Identical Sequence