SMTL ID : 5ktn.1

Crystal structure of Pyrococcus horikoshii quinolinate synthase (NadA) with bound dihydroxyacetone phosphate (DHAP) and Fe4S4 cluster

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.34 Å

Oligo State

monomer

Ligands

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

SF4.1: 11 residues within 4Å: Chain A: Y.27, C.87, A.88, M.89, N.115, C.174, Y.175, V.176, E.202, C.260 Ligands: 13P.2 5 PLIP interactions: 5 interactions with chain A, Salt bridges: A:E.202, A:E.202 Metal complexes: A:C.87, A:C.174, A:C.260

1 x 13P: 1,3-DIHYDROXYACETONEPHOSPHATE(Non-covalent)

13P.2: 12 residues within 4Å: Chain A: H.25, Y.27, D.41, S.42, M.65, N.115, H.177, H.200, E.202, S.216, T.217 Ligands: SF4.1 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:Y.27, A:S.42, A:N.115, A:T.217, A:T.217 Water bridges: A:D.41, A:Y.113, A:S.130, A:A.131 Salt bridges: A:H.25, A:H.200

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

CL.3: 5 residues within 4Å: Chain A: I.21, R.48, V.52, D.53, A.54 Ligand excluded by PLIP CL.4: 2 residues within 4Å: Chain A: Y.246, Q.248 Ligand excluded by PLIP

1 x NH4: AMMONIUM ION(Non-functional Binders)

NH4.5: 1 residues within 4Å: Chain A: D.141 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.141

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fenwick, M.K. et al., Crystal Structures of the Iron-Sulfur Cluster-Dependent Quinolinate Synthase in Complex with Dihydroxyacetone Phosphate, Iminoaspartate Analogues, and Quinolinate. Biochemistry (2016)

Release Date

2016-07-27

Peptides

Quinolinate synthase A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Quinolinate synthase A

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