SMTL ID : 5a6b.1 (1 other biounit)

GH20C, Beta-hexosaminidase from Streptococcus pneumoniae in complex with PUGNAc

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.77 Å

Oligo State

homo-dimer

Ligands

2 x OAN: O-(2-ACETAMIDO-2-DEOXY D-GLUCOPYRANOSYLIDENE) AMINO-N-PHENYLCARBAMATE(Non-covalent)

OAN.1: 10 residues within 4Å: Chain A: R.117, H.192, D.245, W.289, W.329, Y.331, Y.332, W.362, W.396, D.398 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:D.245, A:W.289, A:W.329, A:Y.332, A:W.396 Hydrogen bonds: A:R.117, A:R.117, A:D.245, A:Y.331, A:Y.332, A:W.362 Water bridges: A:H.192, A:D.245, A:Y.332 OAN.3: 9 residues within 4Å: Chain B: R.117, D.245, W.289, W.329, Y.331, Y.332, W.362, W.396, D.398 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:D.245, B:W.289, B:W.329, B:Y.332 Hydrogen bonds: B:R.117, B:R.117, B:D.245, B:Y.331, B:Y.332, B:W.362 Water bridges: B:D.245, B:Y.332

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.61, R.76, K.77, Q.80 No protein-ligand interaction detected (PLIP) MG.4: 3 residues within 4Å: Chain B: R.594, S.597, R.598 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.597

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Robb, M. et al., A Second beta-Hexosaminidase Encoded in the Streptococcus pneumoniae Genome Provides an Expanded Biochemical Ability to Degrade Host Glycans. J. Biol. Chem. (2015)

Release Date

2015-09-23

Peptides

N-ACETYL-BETA-D-GLUCOSAMINIDASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

N-ACETYL-BETA-D-GLUCOSAMINIDASE

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