Structure analysis

Crystal structure of unliganded human CD21 SCR1-SCR2 (Complement receptor type 2)

X-ray diffraction
1.8Å resolution
Source organism: Homo sapiens
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1 (preferred)
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Multimeric state: monomeric

Binding statistics and energies are not available for this assembly


Chain: A
Length: 130 amino acids
Theoretical weight: 14.26 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
  • Canonical: P20023 (Residues: 22-148; Coverage: 13%)
Gene names: C3DR, CR2
Pfam: Sushi repeat (SCR repeat)
CATH: Complement Module, domain 1
SCOP: Complement control module/SCR domain

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