Solution NMR

Solution structure of the CH domain from human Sperm flagellar protein 1

Source organism: Homo sapiens
Entry authors: Tomizawa T, Koshiba S, Watanabe S, Harada T, Kigawa T, Yokoyama S, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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
Sperm flagellar protein 1 Chain: A
Molecule details ›
Chain: A
Length: 127 amino acids
Theoretical weight: 14.65 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: Q9Y4P9 (Residues: 1-120; Coverage: 51%)
Gene names: C20orf28, SPEF1
Sequence domains: CH-like domain in sperm protein
Structure domains: Calponin-like domain

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Chemical shift assignment: 92%
Refinement method: torsion angle dynamics, restrainted molecular dynamics
Chemical shifts: BMR10147  
Expression system: Not provided