SMTL ID : 3vtr.2 (1 other biounit)

Crystal Structure of insect beta-N-acetyl-D-hexosaminidase OfHex1 E328A complexed with TMG-chitotriomycin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x NAG- NAG- NAG- TMX: 2-deoxy-2-(trimethylammonio)-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Non-covalent)

NAG-NAG-NAG-TMX.1: 16 residues within 4Å: Chain A: R.198, H.281, W.300, K.301, V.305, A.306, D.345, W.426, Y.453, D.455, W.461, V.462, W.468, W.502, E.504 Chain B: S.572 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:W.468 Hydrogen bonds: A:V.305, A:R.198, A:R.198, A:H.281, A:D.455 Water bridges: A:E.504, A:D.345, A:E.504 Salt bridges: A:D.345 pi-Cation interactions: A:W.426, A:W.502 NAG-NAG-NAG-TMX.4: 16 residues within 4Å: Chain A: S.572 Chain B: R.198, H.281, W.300, K.301, V.305, A.306, D.345, W.426, Y.453, D.455, W.461, V.462, W.468, W.502, E.504 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:W.468 Hydrogen bonds: B:V.305, B:R.198, B:R.198, B:H.281, B:D.455 Water bridges: B:R.198, B:E.504, B:E.504, B:E.504, B:E.504 Salt bridges: B:D.345 pi-Cation interactions: B:W.426, B:W.502

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Non-covalent)

NAG.2: 3 residues within 4Å: Chain A: R.132, N.142, T.144 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.132, A:N.142, A:T.144 NAG.3: 3 residues within 4Å: Chain A: N.353, Q.359, L.369 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.353, A:L.369 NAG.5: 3 residues within 4Å: Chain B: R.132, N.142, T.144 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.132, B:N.142 NAG.6: 3 residues within 4Å: Chain B: N.353, Q.359, L.369 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:L.369

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, T. et al., Structural insights into cellulolytic and chitinolytic enzymes revealing crucial residues of insect beta-N-acetyl-D-hexosaminidase. Plos One (2012)

Release Date

2013-01-16

Peptides

N-acetylglucosaminidase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

N-acetylglucosaminidase

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