› 3bn4

X-ray diffraction
2Å resolution

Carboxysome Subunit, CcmK1

Released:
DOI: 10.2210/pdb3bn4/pdb
PDB entry 3bn4 coloured by chain, front view.
PDB entry 3bn4 coloured by chain, side view.
PDB entry 3bn4 coloured by chain, top view.
Source organism: Synechocystis sp.
Primary publication:
Atomic-level models of the bacterial carboxysome shell.
Tanaka S, Kerfeld CA, Sawaya MR, Cai F, Heinhorst S, Cannon GC, Yeates TO
Science 319 1083-6 (2008)
PMID: 18292340

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-159857 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Carboxysome shell protein CcmK1 Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 122 amino acids
Theoretical weight: 13.4 KDa
Source organism: Synechocystis sp.
Expression system: Escherichia coli
UniProt:
  • Canonical: P72760 (Residues: 1-111; Coverage: 100%)
Gene names: ccmK1, sll1029
Sequence domains: BMC domain
Structure domains: Alpha-Beta Plaits

Ligands and Environments

1 bound ligand:
Ligand SO4 4 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: C2
Unit cell:
a: 120.9Å b: 69.77Å c: 78.01Å
α: 90° β: 94.61° γ: 90°
R-values:
R R work R free
0.206 0.203 0.25
Expression system: Escherichia coli

Quick links

Citations

50 review citations

Ecological genomics of marine picocyanobacteria.
Scanlan et al. (2009)
49 more

9 mentions without citation

Comparative analysis of carboxysome shell proteins.
Kinney et al. (2011)
8 more