SMTL ID : 7nmk.1

Crystal structure of the heterocyclic toxin methyltransferase from Mycobacterium tuberculosis with bound methylation product 1-methoxyquinolin-4(1H)-one

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.20 Å

Oligo State

monomer

Ligands

1 x SAH: S-ADENOSYL-L-HOMOCYSTEINE(Non-covalent)

SAH.1: 17 residues within 4Å: Chain A: F.29, Y.33, W.48, G.74, C.75, G.76, D.95, L.96, S.97, A.121, D.122, A.123, S.139, T.140, L.141, S.144 Ligands: NA.3 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:Y.33, A:Y.33, A:G.76, A:L.96, A:D.122, A:D.122, A:A.123, A:S.139 Water bridges: A:Y.33, A:W.48, A:S.124, A:S.139

1 x UJH: 1-methoxy-4-oxoquinoline(Non-covalent)

UJH.2: 9 residues within 4Å: Chain A: F.29, P.47, W.48, S.144, F.172, I.182, A.210, F.212, F.216 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:W.48, A:W.48, A:W.48, A:F.172, A:A.210, A:F.212 Water bridges: A:S.144

2 x NA: SODIUM ION(Non-functional Binders)

NA.3: 3 residues within 4Å: Chain A: S.144, M.145 Ligands: SAH.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.144 NA.4: 1 residues within 4Å: Chain A: P.205 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:P.205

4 x FMT: FORMIC ACID(Non-functional Binders)

FMT.5: 3 residues within 4Å: Chain A: E.23, P.146, N.183 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:P.181, A:N.183 Water bridges: A:E.23, A:V.147 FMT.6: 6 residues within 4Å: Chain A: D.173, P.205, A.206, G.236, G.237, W.238 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:D.173, A:G.237 Water bridges: A:A.206, A:R.207, A:R.207 FMT.7: 4 residues within 4Å: Chain A: V.92, S.117, E.119, Y.129 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.117, A:S.117, A:E.119 FMT.8: 4 residues within 4Å: Chain A: Y.209, P.229, N.230, L.232 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.230 Water bridges: A:Y.209, A:E.228

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sartor, P. et al., Structural basis of O-methylation of (2-heptyl-)1-hydroxyquinolin-4(1H)-one and related compounds by the heterocyclic toxin methyltransferase Rv0560c of Mycobacterium tuberculosis. J.Struct.Biol. (2021)

Release Date

2021-09-22

Peptides

2-heptyl-1-hydroxyquinolin-4(1H)-one methyltransferase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

2-heptyl-1-hydroxyquinolin-4(1H)-one methyltransferase

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