SMTL ID : 1f4h.1

E. COLI (LACZ) BETA-GALACTOSIDASE (ORTHORHOMBIC)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-tetramer

Ligands

8 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: N.100, D.199, E.414, H.416, E.459 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.414, A:H.416, A:E.459, H2O.1 MG.2: 5 residues within 4Å: Chain A: D.13, N.16, V.19, Q.161, D.191 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.13, A:N.16, A:V.19, A:D.191 MG.3: 5 residues within 4Å: Chain B: N.100, D.199, E.414, H.416, E.459 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.414, B:H.416, B:E.459, H2O.9, H2O.12 MG.4: 6 residues within 4Å: Chain B: D.13, N.16, P.17, V.19, Q.161, D.191 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.13, B:N.16, B:V.19, B:D.191 MG.5: 5 residues within 4Å: Chain C: N.100, D.199, E.414, H.416, E.459 4 PLIP interactions: 2 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:H.416, C:E.459, H2O.17, H2O.20 MG.6: 5 residues within 4Å: Chain C: D.13, N.16, V.19, Q.161, D.191 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:D.13, C:N.16, C:V.19, C:D.191 MG.7: 5 residues within 4Å: Chain D: N.100, D.199, E.414, H.416, E.459 5 PLIP interactions: 3 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:E.414, D:H.416, D:E.459, H2O.25, H2O.28 MG.8: 6 residues within 4Å: Chain D: D.13, N.16, P.17, V.19, Q.161, D.191 5 PLIP interactions: 5 interactions with chain D Metal complexes: D:D.13, D:N.16, D:V.19, D:D.191, D:D.191

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Juers, D.H. et al., High resolution refinement of beta-galactosidase in a new crystal form reveals multiple metal-binding sites and provides a structural basis for alpha-complementation. Protein Sci. (2000)

Release Date

2001-02-21

Peptides

BETA-GALACTOSIDASE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

BETA-GALACTOSIDASE

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