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

Crystal structure of insect beta-N-acetyl-D-hexosaminidase OfHex1 complexed with naphthalimide derivative Q1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

2 x NF1: 2-(2-{[(5-methyl-1,3,4-thiadiazol-2-yl)methyl]amino}ethyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione(Non-covalent)

NF1.1: 9 residues within 4Å: Chain A: V.305, E.306, D.345, W.402, W.426, Y.453, W.461, V.462, W.468 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:W.402, A:W.461, A:V.462, A:W.468 pi-Stacking: A:W.468 NF1.4: 9 residues within 4Å: Chain B: V.305, E.306, D.345, W.402, W.426, Y.453, W.461, V.462, W.468 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:W.402, B:W.461, B:V.462, B:W.468 Hydrogen bonds: B:Y.453 pi-Stacking: B:W.468

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

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 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.353, A:L.369, 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 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.353, B:L.369, B:L.369

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, T. et al., A crystal structure-guided rational design switching non-carbohydrate inhibitors' specificity between two beta-GlcNAcase homologs. Sci Rep (2014)

Release Date

2014-11-05

Peptides

Beta-hexosaminidase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Beta-hexosaminidase

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