SMTL ID : 7ryt.1 (2 other biounits)

Crystal structure of Mycobacterium tuberculosis acetylated Homoserine transacetylase with Coenzyme A

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.67 Å

Oligo State

homo-dimer

Ligands

2 x COA: COENZYME A(Non-covalent)

COA.1: 20 residues within 4Å: Chain A: A.52, S.150, R.220, H.224, Y.227, R.228, R.236, F.237, Q.242, A.254, S.257, Y.258, H.261, Q.262, K.265, H.343, D.344, L.347, V.348 Ligands: SO4.3 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:Y.227, A:L.347 Hydrogen bonds: A:R.220, A:R.228, A:R.236, A:Q.242, A:Q.242, A:Y.258, A:Q.262 Salt bridges: A:R.228, A:R.228, A:R.236, A:H.261, A:K.265 COA.5: 21 residues within 4Å: Chain B: A.52, L.53, T.54, S.150, R.220, H.224, Y.227, R.228, R.236, F.237, Q.242, A.254, S.257, Y.258, H.261, Q.262, K.265, D.344, F.346, L.347, V.348 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:R.220, B:R.220, B:R.228, B:Q.242, B:Q.242, B:Y.258, B:Q.262, B:D.344 Salt bridges: B:R.228, B:R.228, B:R.236, B:H.261, B:K.265 pi-Stacking: B:Y.258

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.2: 2 residues within 4Å: Chain A: R.35, L.39 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.35, A:R.35, A:L.39 Water bridges: A:E.7 PEG.4: 2 residues within 4Å: Chain B: L.12, R.100 No protein-ligand interaction detected (PLIP)

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 4 residues within 4Å: Chain A: T.69, K.265, R.269 Ligands: COA.1 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.220, A:R.220 Salt bridges: A:K.265, A:R.269

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sharma, S. et al., Structural and Functional Characterization of Mycobacterium tuberculosis Homoserine Transacetylase. Acs Infect Dis. (2023)

Release Date

2023-02-22

Peptides

Homoserine O-acetyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Homoserine O-acetyltransferase

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