CATH Classification

Domain Context

CATH Clusters

Superfamily Trypsin-like serine proteases
Functional Family

Enzyme Information

3.4.21.46
Complement factor D.
based on mapping to UniProt P00746
Selective cleavage of Arg-|-Lys bond in complement factor B when in complex with complement subcomponent C3b or with cobra venom factor.
-!- A component of the alternative pathway of complement activation. -!- This reaction is analogous to the activation of complement component C2 by activated complement subcomponent C1s. -!- Belongs to peptidase family S1.

UniProtKB Entries (1)

P00746
CFAD_HUMAN
Homo sapiens
Complement factor D

PDB Structure

PDB 1FDP
External Links
Method X-RAY DIFFRACTION
Organism Spodoptera
Primary Citation
Structural basis of profactor D activation: from a highly flexible zymogen to a novel self-inhibited serine protease, complement factor D.
Jing, H., Macon, K.J., Moore, D., DeLucas, L.J., Volanakis, J.E., Narayana, S.V.
Embo J.