| IED ID | IndEnz0002007359 |
| Enzyme Type ID | protease007359 |
| Protein Name |
Xaa-Pro dipeptidyl-peptidase EC 3.4.14.11 X-Pro dipeptidyl-peptidase X-prolyl-dipeptidyl aminopeptidase X-PDAP |
| Gene Name | pepX |
| Organism | Lactobacillus delbrueckii subsp. lactis |
| Taxonomic Lineage | cellular organisms Bacteria Terrabacteria group Firmicutes Bacilli Lactobacillales Lactobacillaceae Lactobacillus Lactobacillus delbrueckii Lactobacillus delbrueckii subsp. lactis |
| Enzyme Sequence | MKYNQYAYVETSPEKATEELLAINFLPENYSSLSFSELLAVLTGNVLAEATTRQAKDAKLAEFAVDDQTDLAAFLLDTPTAITASQFANVALQLLGYHPNYDYSLTDPLTCGKKHALPAFKDLTSKEELIFTFYRLLNTRSKNGQILLDVMAGKGYFTQFWGEGKFMFFNGKSLPVFDTSQVIREVVYVQSDLDTDGDGKGDLLPVTVFRPVESQDQLKVPALYTASPYFGGIIDNVKTNHNVDENLTDATTWTNPKYVAKPLVKSPAPSDQDVPATELATGQSSYGLNEYLLARGFASVFSGAIGNRHGDGIRITGSPEETISQKEVIEWLTGDRVAYTDRTRRFETKASWCSGNVGMTGRSYLGTLQIAIATTGVKGLKTVVSEAAISSWYDYYREHGLVVAPSECQGEDMDKLAEVCQSNLWDGGNFTAKKAYEAEQAELLAAQDRATGQYSDFWESRNYRHHTDGIKCSWISVHGLNDWNVKPKNVYKIWQKVKQLPVKSHLFLHQGPHYNMNNLVSIDFTDLMNLWFVHELLEVENGAYEQWPKVMIQDNLEADEWHAESDWASDLGQASLYLPTADGDLSTVENGTGQLTFTDLGGTEFKKAGISETDWEYQFISGEEKWAKASLRFESEEFLHPTTLVGRPKVRVRVAANKTVGQLSVALVDLGTRQRLTATPKIFARGNQPFGYRFGADSLQEFVPDKATKAKLITKAHMNLQNYQDMKQPSKLEAGQFVDLEFELQPTYYTLPAGAKLGLIIYSTDQGMTKRPLETEDYTVDLAGTALLLYRK |
| Enzyme Length | 792 |
| Uniprot Accession Number | P40334 |
| Absorption | |
| Active Site | ACT_SITE 363; /note=Charge relay system; /evidence=ECO:0000250; ACT_SITE 482; /note=Charge relay system; /evidence=ECO:0000250; ACT_SITE 513; /note=Charge relay system; /evidence=ECO:0000250 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=Hydrolyzes Xaa-Pro-|- bonds to release unblocked, N-terminal dipeptides from substrates including Ala-Pro-|-p-nitroanilide and (sequentially) Tyr-Pro-|-Phe-Pro-|-Gly-Pro-|-Ile.; EC=3.4.14.11; |
| DNA Binding | |
| EC Number | 3.4.14.11 |
| Enzyme Function | FUNCTION: Removes N-terminal dipeptides sequentially from polypeptides having unsubstituted N-termini provided that the penultimate residue is proline. |
| Temperature Dependency | BIOPHYSICOCHEMICAL PROPERTIES: Temperature dependence: Optimum temperature is 46-50 degrees Celsius.; |
| PH Dependency | BIOPHYSICOCHEMICAL PROPERTIES: pH dependence: Optimum pH is 7.0.; |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Chain (1) |
| Keywords | Aminopeptidase;Cytoplasm;Direct protein sequencing;Hydrolase;Protease;Serine protease |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 88,439 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |