SMTL ID : 5w8p.1

Homoserine transacetylase MetX from Mycobacterium abscessus

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.69 Å

Oligo State

homo-dimer

Ligands

2 x K: POTASSIUM ION(Non-covalent)

K.1: 5 residues within 4Å: Chain A: A.330, D.331, L.333, P.334, C.336 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:A.330, A:L.333, A:C.336, H2O.11, H2O.13 K.8: 5 residues within 4Å: Chain B: A.330, D.331, L.333, P.334, C.336 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:A.330, B:L.333, B:C.336, H2O.28, H2O.28

6 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.2: 4 residues within 4Å: Chain A: H.266, N.269, K.270, R.273 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.269 Salt bridges: A:H.266, A:R.273 PO4.3: 5 residues within 4Å: Chain A: Y.206, H.207, G.208, S.209, S.212 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.208 Water bridges: A:S.209, A:G.210 Salt bridges: A:H.207 PO4.4: 2 residues within 4Å: Chain A: K.270, R.274 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:K.270, A:R.274 PO4.5: 3 residues within 4Å: Chain A: R.179, V.299, E.328 3 PLIP interactions: 3 interactions with chain A Water bridges: A:V.299, A:V.299 Salt bridges: A:R.179 PO4.6: 4 residues within 4Å: Chain A: G.1, A.2, R.44, G.140 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:A.2 Salt bridges: A:R.44 PO4.9: 4 residues within 4Å: Chain B: H.266, N.269, K.270, R.273 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.269 Salt bridges: B:H.266, B:R.273

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.7: 10 residues within 4Å: Chain A: N.95, G.99, C.100, R.101, G.102, T.103, T.104, G.105, T.107, S.108 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.102, A:T.103 Water bridges: A:S.108, A:S.108 GOL.10: 8 residues within 4Å: Chain B: Y.206, H.207, G.208, S.209, G.210, R.211, S.212, D.276 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.208, B:G.210 Water bridges: B:Y.206, B:H.207

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chaton, C.T. et al., Structural analysis of mycobacterial homoserine transacetylases central to methionine biosynthesis reveals druggable active site. Sci Rep (2019)

Release Date

2017-07-12

Peptides

Homoserine O-acetyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Homoserine O-acetyltransferase