| IED ID | IndEnz0005000050 |
| Enzyme Type ID | lipase000050 |
| Protein Name |
Proprotein convertase subtilisin/kexin type 6 EC 3.4.21.- Paired basic amino acid cleaving enzyme 4 Subtilisin-like proprotein convertase 4 SPC4 Subtilisin/kexin-like protease PACE4 |
| Gene Name | PCSK6 PACE4 |
| Organism | Homo sapiens (Human) |
| Taxonomic Lineage | cellular organisms Eukaryota Opisthokonta Metazoa Eumetazoa Bilateria Deuterostomia Chordata Craniata Vertebrata Gnathostomata (jawed vertebrates) Teleostomi Euteleostomi Sarcopterygii Dipnotetrapodomorpha Tetrapoda Amniota Mammalia Theria Eutheria Boreoeutheria Euarchontoglires Primates Haplorrhini Simiiformes Catarrhini Hominoidea (apes) Hominidae (great apes) Homininae Homo Homo sapiens (Human) |
| Enzyme Sequence | MPPRAPPAPGPRPPPRAAAATDTAAGAGGAGGAGGAGGPGFRPLAPRPWRWLLLLALPAACSAPPPRPVYTNHWAVQVLGGPAEADRVAAAHGYLNLGQIGNLEDYYHFYHSKTFKRSTLSSRGPHTFLRMDPQVKWLQQQEVKRRVKRQVRSDPQALYFNDPIWSNMWYLHCGDKNSRCRSEMNVQAAWKRGYTGKNVVVTILDDGIERNHPDLAPNYDSYASYDVNGNDYDPSPRYDASNENKHGTRCAGEVAASANNSYCIVGIAYNAKIGGIRMLDGDVTDVVEAKSLGIRPNYIDIYSASWGPDDDGKTVDGPGRLAKQAFEYGIKKGRQGLGSIFVWASGNGGREGDYCSCDGYTNSIYTISVSSATENGYKPWYLEECASTLATTYSSGAFYERKIVTTDLRQRCTDGHTGTSVSAPMVAGIIALALEANSQLTWRDVQHLLVKTSRPAHLKASDWKVNGAGHKVSHFYGFGLVDAEALVVEAKKWTAVPSQHMCVAASDKRPRSIPLVQVLRTTALTSACAEHSDQRVVYLEHVVVRTSISHPRRGDLQIYLVSPSGTKSQLLAKRLLDLSNEGFTNWEFMTVHCWGEKAEGQWTLEIQDLPSQVRNPEKQGKLKEWSLILYGTAEHPYHTFSAHQSRSRMLELSAPELEPPKAALSPSQVEVPEDEEDYTAQSTPGSANILQTSVCHPECGDKGCDGPNADQCLNCVHFSLGSVKTSRKCVSVCPLGYFGDTAARRCRRCHKGCETCSSRAATQCLSCRRGFYHHQEMNTCVTLCPAGFYADESQKNCLKCHPSCKKCVDEPEKCTVCKEGFSLARGSCIPDCEPGTYFDSELIRCGECHHTCGTCVGPGREECIHCAKNFHFHDWKCVPACGEGFYPEEMPGLPHKVCRRCDENCLSCAGSSRNCSRCKTGFTQLGTSCITNHTCSNADETFCEMVKSNRLCERKLFIQFCCRTCLLAG |
| Enzyme Length | 969 |
| Uniprot Accession Number | P29122 |
| Absorption | |
| Active Site | ACT_SITE 205; /note=Charge relay system; /evidence=ECO:0000255|PROSITE-ProRule:PRU01240; ACT_SITE 246; /note=Charge relay system; /evidence=ECO:0000255|PROSITE-ProRule:PRU01240; ACT_SITE 420; /note=Charge relay system; /evidence=ECO:0000255|PROSITE-ProRule:PRU01240 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | |
| DNA Binding | |
| EC Number | 3.4.21.- |
| Enzyme Function | FUNCTION: Serine endoprotease that processes various proproteins by cleavage at paired basic amino acids, recognizing the RXXX[KR]R consensus motif. Likely functions in the constitutive secretory pathway, with unique restricted distribution in both neuroendocrine and non-neuroendocrine tissues. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Alternative sequence (11); Chain (1); Compositional bias (1); Domain (3); Glycosylation (3); Motif (1); Natural variant (1); Propeptide (1); Region (3); Repeat (5); Sequence conflict (4); Signal peptide (1); Site (1) |
| Keywords | Alternative splicing;Calcium;Cleavage on pair of basic residues;Endoplasmic reticulum;Glycoprotein;Hydrolase;Membrane;Protease;Reference proteome;Repeat;Secreted;Serine protease;Signal;Zymogen |
| Interact With | Q92824-2; Q8N8Z8 |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: [Isoform PACE4A-I]: Secreted.; SUBCELLULAR LOCATION: [Isoform PACE4A-II]: Secreted.; SUBCELLULAR LOCATION: [Isoform PACE4C]: Endoplasmic reticulum. Note=Not secreted, remains probably in zymogen form in endoplasmic reticulum.; SUBCELLULAR LOCATION: [Isoform PACE4CS]: Endoplasmic reticulum. Note=Not secreted, remains probably in zymogen form in endoplasmic reticulum.; SUBCELLULAR LOCATION: [Isoform PACE4E-I]: Endomembrane system; Peripheral membrane protein. Note=Retained intracellularly probably through a hydrophobic cluster in their C-terminus.; SUBCELLULAR LOCATION: [Isoform PACE4E-II]: Endomembrane system; Peripheral membrane protein. Note=Retained intracellularly probably through a hydrophobic cluster in their C-terminus.; SUBCELLULAR LOCATION: [Isoform PACE4B]: Secreted. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | SIGNAL 1..63; /evidence=ECO:0000255 |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | 10900462; 11380615; 12447384; 15803139; 16061697; 16109723; 17088546; 18772886; 20195357; 20581395; 20711500; 21078624; 24397894; 26933753; 26934567; 26934667; 8020465; 8615794; 8995442; 9885250; |
| Motif | MOTIF 553..555; /note=Cell attachment site; /evidence=ECO:0000255 |
| Gene Encoded By | |
| Mass | 106,420 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda | 3.4.21.61;3.4.21.B25; |