Detail Information for IndEnz0002013633
IED ID IndEnz0002013633
Enzyme Type ID protease013633
Protein Name Kunitz-type serine protease inhibitor 3
Venom basic protease inhibitor 3
Venom chymotrypsin inhibitor
cVamChi
Gene Name
Organism Vipera ammodytes ammodytes (Western sand viper)
Taxonomic Lineage cellular organisms Eukaryota Opisthokonta Metazoa Eumetazoa Bilateria Deuterostomia Chordata Craniata Vertebrata Gnathostomata (jawed vertebrates) Teleostomi Euteleostomi Sarcopterygii Dipnotetrapodomorpha Tetrapoda Amniota Sauropsida Sauria (diapsids) Lepidosauria (lepidosaurs) Squamata (squamates) Bifurcata (split-tongued squamates) Unidentata Episquamata Toxicofera Serpentes (snakes) Colubroidea Viperidae Viperinae (vipers) Vipera Vipera ammodytes (Nose-horned viper) Vipera ammodytes ammodytes (Western sand viper)
Enzyme Sequence MSSGGLLLLLGLLTLWAELTPVSTRDRPKFCYLPADPGRCLAYMPSFYYDSASNKCKKFIYGGCRGNANNFKTWDECRHTCVASGIQPRIASN
Enzyme Length 93
Uniprot Accession Number P00992
Absorption
Active Site
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity
DNA Binding
EC Number
Enzyme Function FUNCTION: Serine protease inhibitor that principally inhibits alpha-chymotrypsin (Ki=4.3 nM). Shows weak inhibition on trypsin (Ki=5100 nM), and plasma kallikrein. {ECO:0000269|PubMed:6602050, ECO:0000269|Ref.2}.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Chain (1); Disulfide bond (3); Domain (1); Propeptide (1); Sequence conflict (3); Signal peptide (1); Site (1)
Keywords Direct protein sequencing;Disulfide bond;Protease inhibitor;Secreted;Serine protease inhibitor;Signal
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Secreted {ECO:0000269|Ref.2}.
Modified Residue
Post Translational Modification
Signal Peptide SIGNAL 1..24; /evidence=ECO:0000269|Ref.2
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 10,330
Kinetics
Metal Binding
Rhea ID
Cross Reference Brenda