› 6ofb

X-ray diffraction
2.84Å resolution

Crystal structure of human glutamine-dependent NAD+ synthetase complexed with NaAD+, AMP, pyrophosphate, and Mg2+

Released:
DOI: 10.2210/pdb6ofb/pdb
PDB entry 6ofb coloured by chain, front view.
PDB entry 6ofb coloured by chain, side view.
PDB entry 6ofb coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Different ways to transport ammonia in human and Mycobacterium tuberculosis NAD+ synthetases.
Chuenchor W, Doukov TI, Chang KT, Resto M, Yun CS, Gerratana B
Nat Commun 11 16 (2020)
PMID: 31911602

Function and Biology Details

Reaction catalysed: 
ATP + deamido-NAD(+) + L-glutamine + H(2)O = AMP + diphosphate + NAD(+) + L-glutamate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo octamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-179752 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glutamine-dependent NAD(+) synthetase Chains: A, B
Molecule details ›
Chains: A, B
Length: 707 amino acids
Theoretical weight: 79.48 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q6IA69 (Residues: 1-706; Coverage: 100%)
Gene name: NADSYN1
Sequence domains:

Ligands and Environments

5 bound ligands:
Ligand DND 2 x DND
Ligand AMP 2 x AMP
Ligand POP 2 x POP
Ligand MG 2 x MG
Ligand CL 9 x CL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: I222
Unit cell:
a: 102.25Å b: 198.89Å c: 219.69Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.181 0.179 0.217
Expression system: Spodoptera frugiperda

Quick links

Citations

2 review citations

Small-Molecule Tunnels in Metalloenzymes Viewed as Extensions of the Active Site.
Banerjee et al. (2021)
1 more

1 mention without citation

Disruptive NADSYN1 Variants Implicated in Congenital Vertebral Malformations.
Lin et al. (2021)