SMTL ID : 5ayy.2 (1 other biounit)

CRYSTAL STRUCTURE OF HUMAN QUINOLINATE PHOSPHORIBOSYLTRANSFERASE IN COMPLEX WITH THE REACTANT QUINOLINATE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.09 Å

Oligo State

homo-hexamer

Ligands

6 x NTM: QUINOLINIC ACID(Non-covalent)

NTM.1: 11 residues within 4Å: Chain A: T.137, R.138, K.139, H.160, R.161, M.169, K.171, E.246, S.248, S.268 Chain D: R.102 11 PLIP interactions: 10 interactions with chain A, 1 interactions with chain D Hydrophobic interactions: A:T.137 Hydrogen bonds: A:R.138, A:K.171 Salt bridges: A:R.138, A:R.138, A:K.139, A:R.161, A:K.171, A:K.171, D:R.102 pi-Stacking: A:H.160 NTM.2: 9 residues within 4Å: Chain B: T.137, R.138, H.160, R.161, M.169, K.171, E.246, S.268 Chain C: R.102 8 PLIP interactions: 7 interactions with chain B, 1 interactions with chain C Hydrogen bonds: B:R.138 Salt bridges: B:R.138, B:K.139, B:R.161, B:K.171, B:K.171, C:R.102 pi-Stacking: B:H.160 NTM.3: 11 residues within 4Å: Chain B: R.102 Chain C: T.137, R.138, K.139, H.160, R.161, M.169, K.171, E.246, S.248, S.268 11 PLIP interactions: 1 interactions with chain B, 10 interactions with chain C Salt bridges: B:R.102, C:R.138, C:K.139, C:H.160, C:R.161, C:K.171, C:K.171 Hydrogen bonds: C:R.138, C:R.138, C:R.161 pi-Stacking: C:H.160 NTM.4: 11 residues within 4Å: Chain A: R.102 Chain D: T.137, R.138, K.139, H.160, R.161, M.169, K.171, E.246, S.248, S.268 11 PLIP interactions: 10 interactions with chain D, 1 interactions with chain A Hydrophobic interactions: D:T.137 Hydrogen bonds: D:R.138, D:K.171 Salt bridges: D:R.138, D:R.138, D:K.139, D:R.161, D:K.171, D:K.171, A:R.102 pi-Stacking: D:H.160 NTM.5: 9 residues within 4Å: Chain E: T.137, R.138, H.160, R.161, M.169, K.171, E.246, S.268 Chain F: R.102 9 PLIP interactions: 8 interactions with chain E, 1 interactions with chain F Hydrogen bonds: E:R.138, E:H.160 Salt bridges: E:R.138, E:K.139, E:R.161, E:K.171, E:K.171, F:R.102 pi-Stacking: E:H.160 NTM.6: 11 residues within 4Å: Chain E: R.102 Chain F: T.137, R.138, K.139, H.160, R.161, M.169, K.171, E.246, S.248, S.268 11 PLIP interactions: 1 interactions with chain E, 10 interactions with chain F Salt bridges: E:R.102, F:R.138, F:K.139, F:H.160, F:R.161, F:K.171, F:K.171 Hydrogen bonds: F:R.138, F:R.138, F:R.161 pi-Stacking: F:H.160

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Youn, H.S. et al., Structural Insights into the Quaternary Catalytic Mechanism of Hexameric Human Quinolinate Phosphoribosyltransferase, a Key Enzyme in de novo NAD Biosynthesis. Sci Rep (2016)

Release Date

2016-02-03

Peptides

Nicotinate-nucleotide pyrophosphorylase [carboxylating]: ABCDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
E

C
F

D
B

E
E

F
F

Nicotinate-nucleotide pyrophosphorylase [carboxylating]

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