7TXU image
Deposition Date 2022-02-09
Release Date 2022-06-01
Last Version Date 2024-10-16
Entry Detail
PDB ID:
7TXU
Keywords:
LIGASE
Title:
Cyanophycin synthetase 1 from Synechocystis sp. UTEX2470 with ATP and 16x(Asp-Arg)
Biological Source:
Source Organism:
Synechocystis sp. PCC 6714 (Taxon ID: 1147)
synthetic construct (Taxon ID: 32630)
Host Organism:
Escherichia coli BL21(DE3)
Method Details:
Experimental Method:
ELECTRON MICROSCOPY
Resolution:
2.60 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
7TXU validation report
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Cyanophycin synthase
Gene (Uniprot):cphA
Chain IDs:A, B, C, D
Chain Length:879
Number of Molecules:4
Biological Source:Synechocystis sp. PCC 6714
UniProt ID:A0A068N621 Pfam ID:PF18921, PF08443, PF08245, PF02875
Polymer Type:polypeptide(L)
Molecule:16x(Asp-Arg)
Chain IDs:E, F, G, H, I, J, K, L
Chain Length:16
Number of Molecules:8
Biological Source:synthetic construct
Ligand Molecules
ATP
MG
ZN
Primary Citation
A cryptic third active site in cyanophycin synthetase creates primers for polymerization
Nat Commun 13 3923 ? (2022)
DOI: 10.1038/s41467-022-31542-7
Primary Citation of related structures
7TXU