› 3ko0

X-ray diffraction
2.3Å resolution

Structure of the tfp-ca2+-bound activated form of the s100a4 Metastasis factor

Released:
DOI: 10.2210/pdb3ko0/pdb
PDB entry 3ko0 coloured by chain, front view.
PDB entry 3ko0 coloured by chain, side view.
PDB entry 3ko0 coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Phenothiazines inhibit S100A4 function by inducing protein oligomerization.
Malashkevich VN, Dulyaninova NG, Ramagopal UA, Liriano MA, Varney KM, Knight D, Brenowitz M, Weber DJ, Almo SC, Bresnick AR
Proc Natl Acad Sci U S A 107 8605-10 (2010)
PMID: 20421509

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150750 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Protein S100-A4 Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T
Length: 101 amino acids
Theoretical weight: 11.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P26447 (Residues: 1-101; Coverage: 100%)
Gene names: CAPL, MTS1, S100A4
Sequence domains: S-100/ICaBP type calcium binding domain
Structure domains: EF-hand

Ligands and Environments

2 bound ligands:
Ligand TFP 40 x TFP
Ligand CA 40 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P21
Unit cell:
a: 108.794Å b: 102.492Å c: 116.629Å
α: 90° β: 92.59° γ: 90°
R-values:
R R work R free
0.208 0.206 0.259
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

13 review citations

Functions of S100 proteins.
Donato et al. (2013)
12 more

8 mentions without citation

S100 proteins in cancer.
Bresnick et al. (2015)
7 more