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MolNFT v1 · #182731 · protein

Structure of NAD kinase

7N29 · NAD kinase 2, mitochondrial: “Structure of NAD kinase”. X-ray diffraction, 1 ligand (NAD), 15 pockets (best druggability 0.59). MolNFT v1 #182731 on GenesisL1: 3D structure, binding sites and pockets in GL1X.

PDB
7N29
Type
protein
Length
1,340 residues
Chains
4
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
NAD kinase 2, mitochondrial
EC
2.7.1.23
UniProt
Q4G0N4
Ligands
NAD
Pockets
15 · best druggability 0.59

Structure

x-ray diffraction · 4 distinct chains · 31% helix, 30% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ANAD kinase 2, mitochondrial (EC 2.7.1.23)protein33032% helix, 31% strandQ4G0N4
BNAD kinase 2, mitochondrial (EC 2.7.1.23)protein35031% helix, 29% strandQ4G0N4
CNAD kinase 2, mitochondrial (EC 2.7.1.23)protein34231% helix, 31% strandQ4G0N4
DNAD kinase 2, mitochondrial (EC 2.7.1.23)protein31832% helix, 31% strandQ4G0N4

Ligands and binding sites

  • NAD · Nicotinamide-adenine-dinucleotide · ligand · 4 copies · chains A, B, C, D

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

15 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
12390.590.7951NAD
22330.580.8043empty
31610.540.8030empty
41880.520.7835empty
51270.500.8021empty

Interfaces

4 interfaces between chains.

  • A–B · 309 Ų buried · 3 hydrogen bonds · protein-protein
  • A–C · 229 Ų buried · 7 hydrogen bonds · protein-protein
  • B–C · 27 Ų buried · 0 hydrogen bonds · protein-protein
  • C–D · 11 Ų buried · 0 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 16 modified, 1 covalent (engineered, covalent ligand).

Compared structures

  • 7N29 · Structure of NAD kinase · the same entry in another collection · chain D against D, TM-score 1.00
  • Q4G0N4 · AlphaFold monomer V2.0 prediction for NAD kinase 2, mitochondrial (Q4G0N4) · a predicted model of the same protein · chain D against A, TM-score 0.97

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