| IED ID | IndEnz0002004364 |
| Enzyme Type ID | protease004364 |
| Protein Name |
Peptidoglycan D,D-transpeptidase FtsI EC 3.4.16.4 Penicillin-binding protein 3 PBP-3 |
| Gene Name | ftsI BU222 |
| Organism | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon pisum symbiotic bacterium) |
| Taxonomic Lineage | cellular organisms Bacteria Proteobacteria Gammaproteobacteria Enterobacterales Erwiniaceae Buchnera (aphid P-endosymbionts) Buchnera aphidicola Buchnera aphidicola (Acyrthosiphon pisum) Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon pisum symbiotic bacterium) |
| Enzyme Sequence | MYKKEKNRFLKSKQINYINWRFFLLYGFIFLSLFILTLRVIFLQIISSNRLITEGDRRTLRTQSLLSTRGAIKDRRGYPLAVTVLVNAICADPSVILKTKNIKNHKRWQALSEILSIPLKKMFLRINSHKKSKFIYLARQINPEISEYIKKLQLPGIFLLEESKRYYPFKEISAQLVGFTNIDGIGIEGIEKSFDLLLTGKPGKRKIRQDNKGHVIEKISLVHKRASNNLNLSIDTKLQTIVYNELQEGVKKSQSDSGTAILINIKSGEVLAMANSPSYNPNNIRHIIQKNVRNKAITDLFEPGSTVKPIVIIEALKLGIIQENSIIDTKPFLIQKHQIKDVSYHEKLTITGILQKSSNVGVSKIALSMPTLKLLDSYIKFGLGKPTQLGLIGEKHGFFPPKKRWSNLDKATLSFGYGLMVTPLQLARLYSTIASYGIYRPLSIIKTDRPTGGKQIFPPKYVKKVINMMESVSQPGGGGLQAAVRGYRVAVKTGTAKKVGIHGRYIKKYTAYTAGIAPASDPRFSLIIILDNPQGKKYYGGAVSAPVFSNIMKLILKKMNIKPDNLSNQKMILKSNKRN |
| Enzyme Length | 579 |
| Uniprot Accession Number | P57317 |
| Absorption | |
| Active Site | ACT_SITE 305; /note=Acyl-ester intermediate; /evidence=ECO:0000255|HAMAP-Rule:MF_02080 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=Preferential cleavage: (Ac)(2)-L-Lys-D-Ala-|-D-Ala. Also transpeptidation of peptidyl-alanyl moieties that are N-acyl substituents of D-alanine.; EC=3.4.16.4; Evidence={ECO:0000255|HAMAP-Rule:MF_02080}; |
| DNA Binding | |
| EC Number | 3.4.16.4 |
| Enzyme Function | FUNCTION: Catalyzes cross-linking of the peptidoglycan cell wall at the division septum. {ECO:0000255|HAMAP-Rule:MF_02080}. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis. {ECO:0000255|HAMAP-Rule:MF_02080}. |
| nucleotide Binding | |
| Features | Active site (1); Chain (1); Transmembrane (1) |
| Keywords | Carboxypeptidase;Cell cycle;Cell division;Cell inner membrane;Cell membrane;Cell shape;Cell wall biogenesis/degradation;Hydrolase;Membrane;Peptidoglycan synthesis;Protease;Reference proteome;Septation;Transmembrane;Transmembrane helix |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-Rule:MF_02080}; Single-pass membrane protein {ECO:0000255|HAMAP-Rule:MF_02080}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 65,205 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |