| IED ID | IndEnz0002010102 | 
| Enzyme Type ID | protease010102 | 
| Protein Name | Kunitz-type serine protease inhibitor 4 Kunitz protease inhibitor 4 Kunitz protease inhibitor IV | 
| Gene Name | |
| Organism | Daboia russelii (Russel's viper) (Vipera russelii) | 
| 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) Daboia Daboia russelii (Russel's viper) (Vipera russelii) | 
| Enzyme Sequence | MSSGGLLLLLGLLTLWAELTPISGQDRPKFCHLPVDSGICRAHIPRFYYNPASNQCQGFIYGGCGGNANNFETRDQCRHTCGGK | 
| Enzyme Length | 84 | 
| Uniprot Accession Number | Q2ES47 | 
| Absorption | |
| Active Site | |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | |
| DNA Binding | |
| EC Number | |
| Enzyme Function | FUNCTION: Serine protease inhibitor. {ECO:0000250}. | 
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Chain (1); Disulfide bond (3); Domain (1); Modified residue (1); Signal peptide (1); Site (1) | 
| Keywords | Disulfide bond;Protease inhibitor;Pyrrolidone carboxylic acid;Secreted;Serine protease inhibitor;Signal | 
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Secreted {ECO:0000250}. | 
| Modified Residue | MOD_RES 25; /note=Pyrrolidone carboxylic acid; /evidence=ECO:0000250 | 
| Post Translational Modification | |
| Signal Peptide | SIGNAL 1..24; /evidence=ECO:0000250 | 
| Structure 3D | |
| Cross Reference PDB | - | 
| Mapped Pubmed ID | - | 
| Motif | |
| Gene Encoded By | |
| Mass | 9,145 | 
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |