SMTL ID : 6f4d.1

Structure of the Y21F variant of quinolinate synthase in complex with PGH

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

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

SF4.1: 10 residues within 4Å: Chain A: F.28, V.63, C.88, P.89, N.116, C.175, V.177, E.202, C.261 Ligands: PGH.2 6 PLIP interactions: 5 interactions with chain A, 1 Ligand-Water interactions Salt bridges: A:E.202, A:E.202 Metal complexes: A:C.88, A:C.175, A:C.261, H2O.6

1 x PGH: PHOSPHOGLYCOLOHYDROXAMIC ACID(Non-covalent)

PGH.2: 14 residues within 4Å: Chain A: H.26, F.28, D.42, S.43, Y.114, N.116, S.131, H.178, H.200, E.202, S.216, T.217 Ligands: SF4.1, PO4.3 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:S.43, A:Y.114, A:N.116, A:S.131, A:S.131, A:H.178, A:T.217 Water bridges: A:L.44 Salt bridges: A:H.26, A:H.200

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

PO4.3: 9 residues within 4Å: Chain A: H.26, D.42, S.43, Y.114, S.131, H.200, S.216, T.217 Ligands: PGH.2 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:S.43, A:Y.114, A:S.131, A:T.217 Water bridges: A:D.42, A:L.44, A:N.116 Salt bridges: A:H.26, A:H.200 PO4.4: 3 residues within 4Å: Chain A: Q.45, R.48, K.222 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Q.45 Water bridges: A:K.222, A:K.222 Salt bridges: A:R.48, A:K.222

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

CL.5: 1 residues within 4Å: Chain A: R.226 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Volbeda, A. et al., Crystallographic Trapping of Reaction Intermediates in Quinolinic Acid Synthesis by NadA. ACS Chem. Biol. (2018)

Release Date

2018-04-25

Peptides

Quinolinate synthase A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Quinolinate synthase A

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