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Ligand · 2KT

2KT · 2-ketobutyric acid

2KT, 2-ketobutyric acid (C4 H6 O3, 102.1 g/mol), in the MolNFT structures on GenesisL1: bound in 4 records (4 PDB entries). Every binding site with its residues within 4.5 Å, the residues it binds most and the ligands found with it.

Component
2KT
Formula
C4 H6 O3
Class
ligand
Structures
4
PDB entries
4

Binding sites

2KT in 4 structures; the first of them:

  • 8BIU · Cystathionine gamma-lyase in complex with cystathionine · 2KT A601 · binds TYR78, ARG80, TYR133, ASN180, LYS230, GLU359, ASN360, LEU361 and 1 more
  • 8Y1J · Structure of the pyridoxal 5'-phosphate-dependent (PLP) threonine deaminase ilvA1 from… · 2KT A601 · binds LLP51, SER75, ALA76, GLY77, ASN78, HIS79, PRO145, TYR146 and 3 more
  • 9BK8 · Crystal structure of RidA family protein PA5083 from Pseudomonas aeruginosa with… · 2KT A201 · binds PHE74, ARG93, THR94, THR95
  • 9EVV · His579Leu variant of L-arabinonate dehydratase co-crystallized with 2-oxobutyrate · 2KT D603 · binds TYR26, GLU91, ASP128, KCX129, GLY204, THR205, ASN278, GLU453 and 3 more

Residues it binds most

GLY 4, ASN 5, TYR 5, ARG 3, GLU 3, PRO 3, SER 4, THR 2, ALA 2, ASP 2 (residue and the binding sites it lines).

Found with

  • FES · Fe2/s2 (inorganic) cluster
  • PLP · Pyridoxal-5'-phosphate
  • MG · Magnesium ion

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