SMTL ID : 6i0k.1

Structure of quinolinate synthase in complex with 4-mercaptophthalic acid

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.64 Å

Oligo State

monomer

Ligands

1 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.1: 10 residues within 4Å: Chain A: F.28, C.88, P.89, M.90, N.116, C.175, V.177, E.202, C.261 Ligands: GZ8.2 4 PLIP interactions: 4 interactions with chain A, Salt bridges: A:E.202 Metal complexes: A:C.88, A:C.175, A:C.261

1 x GZ8: 4-mercaptoidenecyclohexa-2,5-diene-1,2-dicarboxylic acid(Non-covalent)

GZ8.2: 13 residues within 4Å: Chain A: H.26, F.28, D.42, S.43, M.66, N.116, S.131, H.200, E.202, S.216, T.217, M.264 Ligands: SF4.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.28 Hydrogen bonds: A:S.43, A:S.131, A:T.217 Water bridges: A:L.44, A:S.131, A:G.218, A:G.218 Salt bridges: A:H.26, A:H.200

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

PO4.3: 5 residues within 4Å: Chain A: H.6, H.7, M.8, V.9, L.269 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:M.8, A:V.9 Water bridges: A:D.10

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 4 residues within 4Å: Chain A: N.74, P.75, D.76, K.77 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Saez Cabodevilla, J. et al., Design of specific inhibitors of quinolinate synthase based on [4Fe-4S] cluster coordination. Chem.Commun.(Camb.) (2019)

Release Date

2019-03-20

Peptides

Quinolinate synthase A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Quinolinate synthase A

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