SMTL ID : 5dfa.1

3D structure of the E323A catalytic mutant of Gan42B, a GH42 beta-galactosidase from G. stearothermophilus

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-trimer

Ligands

3 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: C.123, C.163, C.165, C.168 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.123, A:C.163, A:C.165, A:C.168 ZN.5: 4 residues within 4Å: Chain B: C.123, C.163, C.165, C.168 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.123, B:C.163, B:C.165, B:C.168 ZN.9: 4 residues within 4Å: Chain C: C.123, C.163, C.165, C.168 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:C.123, C:C.163, C:C.165, C:C.168

9 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 7 residues within 4Å: Chain A: E.451, R.452, D.453, F.621, V.622, K.623, H.624 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:E.451, A:R.452, A:D.453, A:D.453, A:H.624 Water bridges: A:V.622, A:K.623, A:K.623 GOL.3: 7 residues within 4Å: Chain A: R.119, N.157, E.158, D.284, Y.286, F.360, E.370 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:R.119, A:R.119, A:N.157, A:E.158, A:Y.286, A:E.370 Water bridges: A:E.370, A:E.370 GOL.4: 10 residues within 4Å: Chain A: N.329, H.331, K.332, N.334 Chain C: A.428, Q.429, G.430, A.432, A.433, K.436 7 PLIP interactions: 5 interactions with chain C, 2 interactions with chain A Hydrogen bonds: C:Q.429, C:G.430, C:A.433, C:K.436, C:K.436, A:K.332, A:N.334 GOL.6: 6 residues within 4Å: Chain B: E.451, R.452, F.621, V.622, K.623, H.624 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:R.452, B:R.452, B:K.623, B:K.623, B:H.624, B:H.624 Water bridges: B:V.622 GOL.7: 7 residues within 4Å: Chain B: R.119, N.157, E.158, D.284, Y.286, F.360, E.370 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:R.119, B:R.119, B:E.158, B:D.284, B:E.370 Water bridges: B:N.157, B:E.370 GOL.8: 5 residues within 4Å: Chain B: R.437, Q.440, T.441, Q.444, R.597 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:R.437, B:T.441 Water bridges: B:R.437, B:D.554, B:D.554, B:R.597 GOL.10: 6 residues within 4Å: Chain C: E.451, R.452, F.621, V.622, K.623, H.624 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:R.452, C:R.452, C:H.624, C:H.624 Water bridges: C:V.622 GOL.11: 5 residues within 4Å: Chain C: R.437, Q.440, T.441, Q.444, R.597 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:R.437, C:T.441 GOL.12: 7 residues within 4Å: Chain C: R.119, N.157, E.158, D.284, Y.286, F.360, E.370 6 PLIP interactions: 6 interactions with chain C Hydrogen bonds: C:R.119, C:R.119, C:N.157, C:E.158, C:E.370 Water bridges: C:E.370

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Solomon, H.V. et al., Structure-function relationships in Gan42B, an intracellular GH42 beta-galactosidase from Geobacillus stearothermophilus. Acta Crystallogr.,Sect.D (2015)

Release Date

2015-12-09

Peptides

Beta-galactosidase: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Beta-galactosidase