| IED ID | IndEnz0008000443 |
| Enzyme Type ID | cellulase000443 |
| Protein Name |
Endo-1,4-beta-xylanase A Xylanase A EC 3.2.1.8 1,4-beta-D-xylan xylanohydrolase A |
| Gene Name | xynA |
| Organism | Caldicellulosiruptor saccharolyticus (Caldocellum saccharolyticum) |
| Taxonomic Lineage | cellular organisms Bacteria Terrabacteria group Firmicutes Clostridia Thermoanaerobacterales Thermoanaerobacterales Family III. Incertae Sedis Caldicellulosiruptor Caldicellulosiruptor saccharolyticus (Caldocellum saccharolyticum) |
| Enzyme Sequence | MRCLIVCENLEMLNLSLAKTYKDYFKIGAAVTAKDLEGVHRDILLKHFNSLTPENAMKFENIHPEEQRYNFEEVARIKEFAIKNDMKLRGHTFVWHNQTPGWVFLDKNGEEASKELVIERLREHIKTLCERYKDVVYAWDVVNEAVEDKTEKLLRESNWRKIIGDDYIKIAFEIAREYAGDAKLFYNDYNNEMPYKLEKTYKVLKELLERGTPIDGIGIQAHWNIWDKNLVSNLKKAIEVYASLGLEIHITELDISVFEFEDKRTDLFEPTPEMLELQAKVYEDVFAVFREYKDVITSVTLWGISDRHTWKDNFPVKGRKDWPLLFDVNGKPKEALYRILRF |
| Enzyme Length | 342 |
| Uniprot Accession Number | P23556 |
| Absorption | |
| Active Site | ACT_SITE 144; /note=Proton donor; /evidence=ECO:0000250; ACT_SITE 252; /note=Nucleophile; /evidence=ECO:0000255|PROSITE-ProRule:PRU10061 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans.; EC=3.2.1.8; |
| DNA Binding | |
| EC Number | 3.2.1.8 |
| Enzyme Function | |
| Temperature Dependency | BIOPHYSICOCHEMICAL PROPERTIES: Temperature dependence: Optimum temperature is 70 degrees Celsius.; |
| PH Dependency | BIOPHYSICOCHEMICAL PROPERTIES: pH dependence: Optimum pH is 5.5-6.0.; |
| Pathway | PATHWAY: Glycan degradation; xylan degradation. |
| nucleotide Binding | |
| Features | Active site (2); Chain (1); Domain (1) |
| Keywords | Carbohydrate metabolism;Cytoplasm;Glycosidase;Hydrolase;Polysaccharide degradation;Xylan degradation |
| 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 | 40,455 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |