| IED ID | IndEnz0010000790 |
| Enzyme Type ID | esterase000790 |
| 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 helveticus (Lactobacillus suntoryeus) |
| Taxonomic Lineage | cellular organisms Bacteria Terrabacteria group Firmicutes Bacilli Lactobacillales Lactobacillaceae Lactobacillus Lactobacillus helveticus (Lactobacillus suntoryeus) |
| Enzyme Sequence | MKYNQYAYVETDFQQQVKELIDINFLPKNYQVWDFSSLLAKLVKNAIAEAKTDAAKNAKLAEFAVSDHQTLADFLKEKPTEIGTKQFYNVALQLLGYHVHYDYDFADPTGFMQRNALPFLQDISDNQKLISAFYRLLNTRAKNGQILLDVMAGKGYFTQFWGQNKFKFFNGKSIPVFDTNKVIREVVYVETDLDTDHDGKSDLIQVTVFRPEETNKGLKVPALYTASPYFGGIIANEKRNHNVDENLSDSTEWNDPQYVHSPIVKAEKPDGSSRPATEEAVHKSSYPLNEYMLARGFASVFAGAIGTRGSDGVRITGAPEETESAAAVIEWLHGDRVAYTDRTRTVQTTADWCNGNIGMTGRSYLGTLQIAIATTGVKGLKTVVSEAAISSWYDYYREHGLVIAPEACQGEDLDLLAETCQSNLWDAGSYLKIKPEYDKMQKQLREKEDRNTGQYSDFWEARNYRHHADGIKCSWISVHGLNDWNVKPKNVYKIWQLVKKMPMKHHLFLHQGPHYNMNNLVSIDFTDLMNLWFVHELLGIENNAYNQWPTVMIQDNLQADKWHEEPDWSNDLGQEKIYYPTDEGELFQDGNGKAQKSFTDVGGIEFKKAGISESDWQYKFICGDEKWAKPSLRFETDEFTHPTTIVGRPEVKVRVSASLPKGEISVALVELGERQRLTATPKFLMHGGQELGYRFGTDTLQEFVPDKKTKAKLITKAHMNLQNFKDMKKPEAIDADKFYDLDFLLQPTYYTIPSGSKLALIIYSTDQGMTKRPLEDETYTIDLANTEIKFYEK |
| Enzyme Length | 793 |
| Uniprot Accession Number | Q59485 |
| Absorption | |
| Active Site | ACT_SITE 363; /note=Charge relay system; /evidence=ECO:0000255|HAMAP-Rule:MF_00698; ACT_SITE 483; /note=Charge relay system; /evidence=ECO:0000255|HAMAP-Rule:MF_00698; ACT_SITE 514; /note=Charge relay system; /evidence=ECO:0000255|HAMAP-Rule:MF_00698 |
| 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; Evidence={ECO:0000255|HAMAP-Rule:MF_00698}; |
| 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 | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Beta strand (31); Chain (1); Helix (32); Sequence conflict (8); Turn (5) |
| Keywords | 3D-structure;Aminopeptidase;Cytoplasm;Hydrolase;Protease;Serine protease |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00698}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | X-ray crystallography (1) |
| Cross Reference PDB | 6NFF; |
| Mapped Pubmed ID | 31584010; |
| Motif | |
| Gene Encoded By | |
| Mass | 90,487 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |