X-ray diffraction
1.14Å resolution

High resolution SeMet structure of the third cohesin from Ruminococcus flavefaciens scaffoldin protein, ScaB

Entry authors: Bule P, Carvalho AL, Santos H, Fontes CMGA, Najmudin S

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Putative cellulosomal scaffoldin protein Chain: A
Molecule details ›
Chain: A
Length: 169 amino acids
Theoretical weight: 18.27 KDa
Source organism: Ruminococcus flavefaciens FD-1
Expression system: Escherichia coli BL21(DE3)
  • Canonical: A0AEF4 (Residues: 399-544; Coverage: 7%)
Gene name: scaB
Structure domains: Immunoglobulin-like

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P41212
Unit cell:
a: 60.427Å b: 60.427Å c: 86.509Å
α: 90° β: 90° γ: 90°
R R work R free
0.12 0.118 0.142
Expression system: Escherichia coli BL21(DE3)