7KXG image
Deposition Date 2020-12-03
Release Date 2021-12-08
Last Version Date 2023-11-29
Entry Detail
PDB ID:
7KXG
Keywords:
LYASE
Title:
Dihydrodipicolinate synthase (DHDPS) from C.jejuni with pyruvate bound in the active site and L-histidine bound at the allosteric site
Biological Source:
Source Organism:
Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168) (Taxon ID: 192222)
Host Organism:
Escherichia coli
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.28 Å
R-Value Free:
0.20
R-Value Work:
0.16
R-Value Observed:
0.17
Space Group:
C 2 2 21
7KXG validation report
Macromolecular Entities
Protein Blast
Polymer Type:polypeptide(L)
Molecule:4-hydroxy-tetrahydrodipicolinate synthase
Gene (Uniprot):dapA
Chain IDs:A, B, C, D, E, F
Chain Length:310
Number of Molecules:6
Biological Source:Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)
UniProt ID:Q9PPB4 Pfam ID:PF00701
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
KPI A LYS modified residue
Ligand Molecules
ACT
EDO
GOL
HIS
MG
PEG
PGE
Primary Citation
Reversing the roles of a crucial hydrogen-bonding pair: a lysine-insensitive mutant of Campylobacter jejuni dihydrodipicolinate synthase, H59K, binds histidine in its allosteric site
To Be Published ? ? ? (?)
Primary Citation of related structures
7KXG