Detail Information for IndEnz0002012587
IED ID IndEnz0002012587
Enzyme Type ID protease012587
Protein Name Kunitz-type serine protease inhibitor dendrotoxin E
DTX-E
Venom basic protease inhibitor E
Gene Name
Organism Dendroaspis polylepis polylepis (Black mamba)
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 Elapidae Elapinae Dendroaspis Dendroaspis polylepis Dendroaspis polylepis polylepis (Black mamba)
Enzyme Sequence LQHRTFCKLPAEPGPCKASIPAFYYNWAAKKCQLFHYGGCKGNANRFSTIEKCRHACVG
Enzyme Length 59
Uniprot Accession Number P00984
Absorption
Active Site
Activity Regulation
Binding Site
Calcium Binding
catalytic Activity
DNA Binding
EC Number
Enzyme Function FUNCTION: Serine protease inhibitor that inhibits trypsin (Kd=1 nM) and chymotrypsin (Kd=100 nM). May also inhibit voltage-gated potassium channels (Kv). Binds transition metal ions such as copper and cobalt. {ECO:0000269|PubMed:668688}.
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Chain (1); Disulfide bond (3); Domain (1); Site (1)
Keywords Copper;Direct protein sequencing;Disulfide bond;Ion channel impairing toxin;Potassium channel impairing toxin;Protease inhibitor;Secreted;Serine protease inhibitor;Toxin;Voltage-gated potassium channel impairing toxin
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Secreted.
Modified Residue
Post Translational Modification
Signal Peptide
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 6,620
Kinetics
Metal Binding
Rhea ID
Cross Reference Brenda