| IED ID | IndEnz0010001131 |
| Enzyme Type ID | esterase001131 |
| Protein Name |
Probable carboxylesterase 18 AtCXE18 EC 3.1.1.1 |
| Gene Name | CXE18 At5g23530 MQM1.21 |
| Organism | Arabidopsis thaliana (Mouse-ear cress) |
| Taxonomic Lineage | cellular organisms Eukaryota Viridiplantae Streptophyta Streptophytina Embryophyta Tracheophyta Euphyllophyta Spermatophyta Magnoliopsida Mesangiospermae eudicotyledons Gunneridae Pentapetalae rosids malvids Brassicales Brassicaceae Camelineae Arabidopsis Arabidopsis thaliana (Mouse-ear cress) |
| Enzyme Sequence | MATDSQPNQKLTLPLKTRIALTVISTMTDNAQRPDGTINRRFLRLFDFRAPPNPKPVNIVSTSDFVVDQSRDLWFRLYTPHVSGDKIPVVVFFHGGGFAFLSPNAYPYDNVCRRFARKLPAYVISVNYRLAPEHRYPAQYDDGFDALKYIEENHGSILPANADLSRCFFAGDSAGGNIAHNVAIRICREPRSSFTAVKLIGLISIQPFFGGEERTEAEKQLVGAPLVSPDRTDWCWKAMGLNRDHEAVNVGGPNAVDISGLDYPETMVVVAGFDPLKDWQRSYYEWLKLCGKKATLIEYPNMFHAFYIFPELPEAGQLIMRIKDFVDERVASLSA |
| Enzyme Length | 335 |
| Uniprot Accession Number | Q9LT10 |
| Absorption | |
| Active Site | ACT_SITE 173; /evidence=ECO:0000250|UniProtKB:Q5NUF3; ACT_SITE 274; /evidence=ECO:0000250|UniProtKB:Q5NUF3; ACT_SITE 304; /evidence=ECO:0000250|UniProtKB:Q5NUF3 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=a carboxylic ester + H2O = a carboxylate + an alcohol + H(+); Xref=Rhea:RHEA:21164, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:29067, ChEBI:CHEBI:30879, ChEBI:CHEBI:33308; EC=3.1.1.1; |
| DNA Binding | |
| EC Number | 3.1.1.1 |
| Enzyme Function | FUNCTION: Carboxylesterase acting on esters with varying acyl chain length. {ECO:0000250}. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Chain (1); Initiator methionine (1); Modified residue (1); Motif (1); Sequence conflict (1) |
| Keywords | Acetylation;Hydrolase;Reference proteome;Serine esterase |
| Interact With | |
| Induction | |
| Subcellular Location | |
| Modified Residue | MOD_RES 2; /note=N-acetylalanine; /evidence=ECO:0007744|PubMed:22223895 |
| Post Translational Modification | |
| Signal Peptide | |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | 16581873; 16709201; 17270225; 18775970; 19714218; |
| Motif | MOTIF 94..96; /note=Involved in the stabilization of the negatively charged intermediate by the formation of the oxyanion hole; /evidence=ECO:0000250|UniProtKB:Q5NUF3 |
| Gene Encoded By | |
| Mass | 37,715 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | RHEA:21164 |
| Cross Reference Brenda |