SMTL ID : 1eye.1

1.7 ANGSTROM RESOLUTION CRYSTAL STRUCTURE OF 6-HYDROXYMETHYL-7,8-DIHYDROPTEROATE SYNTHASE (DHPS) FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX WITH 6-HYDROXYMETHYLPTERIN MONOPHOSPHATE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 7 residues within 4Å: Chain A: V.11, N.13, S.20, D.21, G.22, H.255 Ligands: PMM.2 2 PLIP interactions: 1 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:H.255, PMM.2 MG.3: 7 residues within 4Å: Chain B: V.11, N.13, S.20, D.21, G.22, H.255 Ligands: PMM.4 2 PLIP interactions: 1 interactions with chain B, 1 Ligand-Ligand interactions Metal complexes: B:H.255, PMM.4

2 x PMM: PTERIN-6-YL-METHYL-MONOPHOSPHATE(Non-covalent)

PMM.2: 17 residues within 4Å: Chain A: V.11, N.13, D.21, D.86, N.105, V.107, V.128, M.130, D.177, F.182, L.207, G.209, S.211, K.213, R.253, H.255 Ligands: MG.1 22 PLIP interactions: 22 interactions with chain A Hydrogen bonds: A:D.21, A:N.105, A:N.105, A:S.211, A:K.213 Water bridges: A:N.13, A:N.13, A:D.21, A:D.21, A:G.209, A:G.209, A:R.253, A:R.253, A:R.253, A:R.253, A:R.253 Salt bridges: A:D.86, A:D.177, A:K.213, A:R.253, A:H.255 pi-Cation interactions: A:R.253 PMM.4: 17 residues within 4Å: Chain B: V.11, N.13, D.21, D.86, N.105, V.107, V.128, M.130, D.177, F.182, L.207, G.209, S.211, K.213, R.253, H.255 Ligands: MG.3 19 PLIP interactions: 19 interactions with chain B Hydrogen bonds: B:N.105, B:N.105, B:S.211, B:K.213 Water bridges: B:D.21, B:D.21, B:G.209, B:G.209, B:R.253, B:R.253, B:R.253, B:R.253, B:R.253 Salt bridges: B:D.86, B:D.177, B:K.213, B:R.253, B:H.255 pi-Cation interactions: B:R.253

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baca, A.M. et al., Crystal structure of Mycobacterium tuberculosis 7,8-dihydropteroate synthase in complex with pterin monophosphate: new insight into the enzymatic mechanism and sulfa-drug action. J.Mol.Biol. (2000)

Release Date

2000-10-11

Peptides

DIHYDROPTEROATE SYNTHASE I: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

DIHYDROPTEROATE SYNTHASE I