SMTL ID : 8f5v.1

Crystal structure of Mycobacterium tuberculosis Mycothiol S-transferase enzyme in complex with mycothiol and Zn2+

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.45 Å

Oligo State

homo-dimer

Ligands

2 x XGZ: Mycothiol(Non-covalent)

XGZ.1: 15 residues within 4Å: Chain A: N.41, W.45, H.49, Y.88, G.89, H.90, V.95, D.152, Q.155, H.156, Q.159 Chain B: A.161, Y.162, G.165 Ligands: ZN.2 14 PLIP interactions: 12 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:Q.155 Hydrogen bonds: A:N.41, A:G.89, A:H.90, A:D.152, A:Q.159, A:Q.159, B:A.161, B:G.165 Water bridges: A:R.35, A:S.39, A:N.41, A:N.41, A:Q.155 XGZ.4: 15 residues within 4Å: Chain A: A.161, Y.162, G.165 Chain B: N.41, W.45, H.49, Y.88, G.89, H.90, V.95, D.152, Q.155, H.156, Q.159 Ligands: ZN.5 15 PLIP interactions: 13 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:Q.155 Hydrogen bonds: B:N.41, B:G.89, B:H.90, B:D.152, B:Q.159, B:Q.159, A:A.161, A:G.165 Water bridges: B:R.35, B:S.39, B:N.41, B:N.41, B:Q.155, B:Q.155

4 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.49, D.152, H.156 Ligands: XGZ.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.49, A:D.152, A:D.152, A:H.156 ZN.3: 1 residues within 4Å: Chain A: H.84 2 PLIP interactions: 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.84, H2O.6 ZN.5: 4 residues within 4Å: Chain B: H.49, D.152, H.156 Ligands: XGZ.4 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.49, B:D.152, B:D.152, B:H.156 ZN.6: 1 residues within 4Å: Chain B: H.84 2 PLIP interactions: 1 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.84, H2O.12

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jayasinghe, Y.P. et al., The Mycobacterium tuberculosis mycothiol S -transferase is divalent metal-dependent for mycothiol binding and transfer. Rsc Med Chem (2023)

Release Date

2023-04-05

Peptides

Conserved protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Conserved protein