SMTL ID : 1o7a.3 (3 other biounits)

Human beta-Hexosaminidase B

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

homo-dimer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 5 residues within 4Å: Chain A: M.24, T.25, P.26, L.28, N.149 No protein-ligand interaction detected (PLIP) NAG-NAG.7: 5 residues within 4Å: Chain B: M.24, T.25, P.26, L.28, N.149 No protein-ligand interaction detected (PLIP)

2 x GDL: 2-(acetylamido)-2-deoxy-D-glucono-1,5-lactone(Non-covalent)

GDL.2: 11 residues within 4Å: Chain A: R.170, H.253, D.313, E.314, W.364, W.383, Y.409, D.411, W.448, E.450 Chain B: Y.415 11 PLIP interactions: 10 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:D.313, A:W.364, A:W.383, A:W.448 Hydrogen bonds: A:R.170, A:R.170, A:H.253, A:D.313, A:D.313, B:Y.415 Water bridges: A:D.411 GDL.8: 11 residues within 4Å: Chain A: Y.415 Chain B: R.170, H.253, D.313, E.314, W.364, W.383, Y.409, D.411, W.448, E.450 10 PLIP interactions: 9 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:D.313, B:W.364, B:W.383, B:W.448 Hydrogen bonds: B:R.170, B:R.170, B:H.253, B:D.313, B:Y.409, A:Y.415

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

NAG.3: 3 residues within 4Å: Chain A: P.42, N.43, L.87 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:P.42, A:L.87 Hydrogen bonds: A:N.43 Water bridges: A:S.41 NAG.9: 3 residues within 4Å: Chain B: P.42, N.43, L.87 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:P.42, B:L.87 Hydrogen bonds: B:N.43 Water bridges: B:S.41

6 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 6 residues within 4Å: Chain A: W.383, K.384, D.385, A.406, Y.409, L.412 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.383, A:D.385 EDO.5: 6 residues within 4Å: Chain A: F.36, Y.37, I.38, F.57, R.58, H.61 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.36, A:I.38, A:F.57 EDO.6: 7 residues within 4Å: Chain A: G.416, Q.417, D.418, W.419, R.464, P.504, L.505 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.418, A:D.418, A:W.419, A:L.505 EDO.10: 6 residues within 4Å: Chain B: W.383, K.384, D.385, A.406, Y.409, L.412 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:W.383, B:D.385 EDO.11: 6 residues within 4Å: Chain B: F.36, Y.37, I.38, F.57, R.58, H.61 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:F.36, B:I.38, B:F.57 EDO.12: 7 residues within 4Å: Chain B: G.416, Q.417, D.418, W.419, R.464, P.504, L.505 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:D.418, B:W.419, B:L.505

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Maier, T. et al., The X-Ray Crystal Structure of Human Beta-Hexosaminidase B Provides New Insights Into Sandhoff Disease. J.Mol.Biol. (2003)

Release Date

2003-10-23

Peptides

BETA-HEXOSAMINIDASE BETA CHAIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
E

BETA-HEXOSAMINIDASE BETA CHAIN

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