IED ID |
IndEnz0002015389 |
Enzyme Type ID |
protease015389 |
Protein Name |
Cystatin
|
Gene Name |
|
Organism |
Bitis arietans (African puff adder) |
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)
Bitis
Bitis arietans (African puff adder)
|
Enzyme Sequence |
IPGGLSPRDVTDPDVQEAAAFAVEKYNAGSKNDYYFKERRVVEAQSQVVSGVKYYLMMELLKTTCKKTVGRPKGYQEIQNCNLPPENQQEEITCRFEVWSRPWLPSTSLTK |
Enzyme Length |
111 |
Uniprot Accession Number |
P08935 |
Absorption |
|
Active Site |
|
Activity Regulation |
|
Binding Site |
|
Calcium Binding |
|
catalytic Activity |
|
DNA Binding |
|
EC Number |
|
Enzyme Function |
FUNCTION: Inhibits various C1 cysteine proteases including cathepsin L, papain and cathepsin B. This protein has no toxic activity and its function in the venom is unknown. It may play a role as housekeeping or regulatory protein (By similarity). {ECO:0000250}. |
Temperature Dependency |
|
PH Dependency |
|
Pathway |
|
nucleotide Binding |
|
Features |
Chain (1); Disulfide bond (1); Domain (1); Motif (1); Natural variant (1); Site (1) |
Keywords |
Direct protein sequencing;Disulfide bond;Protease inhibitor;Secreted;Thiol protease inhibitor |
Interact With |
|
Induction |
|
Subcellular Location |
SUBCELLULAR LOCATION: Secreted. |
Modified Residue |
|
Post Translational Modification |
|
Signal Peptide |
|
Structure 3D |
|
Cross Reference PDB |
- |
Mapped Pubmed ID |
- |
Motif |
MOTIF 47..51; /note=Secondary area of contact |
Gene Encoded By |
|
Mass |
12,678 |
Kinetics |
|
Metal Binding |
|
Rhea ID |
|
Cross Reference Brenda |
|