UniProt functional annotation for P23807

UniProt code: P23807.

Organism: Protobothrops flavoviridis (Habu) (Trimeresurus flavoviridis).
Taxonomy: Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Lepidosauria; Squamata; Bifurcata; Unidentata; Episquamata; Toxicofera; Serpentes; Colubroidea; Viperidae; Crotalinae; Protobothrops.
 
Function: When linked to subunit A of IX/X-bp, anticoagulant protein which binds to the gamma-carboxyglutamic acid-domain regions of factors IX (F9) and factor X (10) in the presence of calcium with a 1 to 1 stoichiometry.
 
Function: When linked to subunit A of IX-bp, anticoagulant protein which binds to the gamma-carboxyglutamic acid-domain regions of factor IX (but not to factor X) in the presence of calcium with a 1 to 1 stoichiometry. {ECO:0000269|PubMed:12695512, ECO:0000269|PubMed:2613688, ECO:0000269|PubMed:7925387, ECO:0000269|PubMed:8749314}.
 
Subunit: Heterodimer with subunit A of IX/X-bp or IX-bp; disulfide- linked. {ECO:0000269|PubMed:10339409, ECO:0000269|PubMed:12695512, ECO:0000269|PubMed:16165155, ECO:0000269|PubMed:9187649}.
Subcellular location: Secreted.
Tissue specificity: Expressed by the venom gland.
Miscellaneous: Calcium is required for ligand binding.
Similarity: Belongs to the snaclec family. {ECO:0000305}.

Annotations taken from UniProtKB at the EBI.