| IED ID | IndEnz0009000249 |
| Enzyme Type ID | chitinase000249 |
| Protein Name |
Chitinase ChiA EC 3.2.1.14 |
| Gene Name | chiA Fjoh_4555 |
| Organism | Flavobacterium johnsoniae (strain ATCC 17061 / DSM 2064 / JCM 8514 / NBRC 14942 / NCIMB 11054 / UW101) (Cytophaga johnsonae) |
| Taxonomic Lineage | cellular organisms Bacteria FCB group Bacteroidetes/Chlorobi group Bacteroidetes Flavobacteriia Flavobacteriales Flavobacteriaceae Flavobacterium Flavobacterium johnsoniae (Cytophaga johnsonae) Flavobacterium johnsoniae (strain ATCC 17061 / DSM 2064 / JCM 8514 / NBRC 14942 / NCIMB 11054 / UW101) (Cytophaga johnsonae) |
| Enzyme Sequence | MKHYYRLLFLLLFPLLASAQPAHGKKVVGYYAQWSIYARDFNVPKIDGSKLTHLNYSFYGTTYDPAHPENTKLKCLDTYADFEHMEGGIPWDAPVKGNFYDLMKLKQKYPHLKILISVGGWTKGQDLSPIAASPVARAALAADMANFIVTYPFIDGFDIDWEYPLSGGTDGTEIVNGMPVPPQKYSPDDNKNLVLLLKAMRQAMPNKLVTIAAGNNVRNVSKQYLGPNNRAQYGMTEDISTYCDYITYFGYDFGGNWYDKTCYNAPLYASGNPNDPLYGATQSESLDELTNQYLNVIGFPANKLIMGLPFYGKKFDNVAANSTNGLFVAAPRYIVPGCTNPQNPTGTWDGSGACEKSGSIEICDLVGNPVTNSHAYLDPNTMMVTPSAASAGWVRYFDNTTKVPYLYNSTLKQFISYEDKQSMDLKVQYIKSRNLAGGMIWELSQDTRGSIPNSLLNQVDTSFGSVVPGTVSISGSVKNGSALVTDVTVELRNASNAVIQTVVSANGNFAFNNLTSGQNYSLTALKATYTFTPVTLVNVTVNQTAVVINGTQPTYTVSGTVLDGSTPVSGVTVTAVSGSTTLTAVSNASGVYSIAGLTAGLNFTVTAAKSGFSYAPASTVYNAIDSNKTLNFTQGAPVVNYTVSGTVLNSTTPVSGVTVTASFTGGSYAAVTNASGTYSLSLPSGGNYTVTAALTGQTFTPASTVYSNLNANKTLNFTQDVVVSTSKISGTVKNGTNPVAGAKVELVLPWTDNTHNWKSVIATTDAQGKYSFDNSVVDGYTQVLSLKLNSWQNGEVAYYPNNLANFAVPANPTVYNFNTSSTAKSALAAAANLISGTVKNGTTPVAGAKVEIVLPWTDNTHNWKSVLATTDASGNYSFDNSVVAGYTQILSLKLNGWENGDVTYYPNNLANFAVPTTPTIYNFNRQAVVATKPVVTITAPTASAIAINLGSAINFVASVGLSAVDATTISSVVFSLDGQSLSTANSSGTYTAAWTPAANQFSLSHTLTVTATASNGTTDSKTYSFTLTCSGANCPNALPVITWNSPSNTTVYQNTFQVVPISVTAVDSDGTVSGVTITINGGTFNMTAGTNNTYTYNFTPSAYQDYPVVIKATDNKSGVTTLNNTIKIATVSTNRFIPLPSKIILGYAHSWENAGAPFLYFSQMVGSKFNVVDYSFVETVNRDGYTPILTTNDTRYLTNGVFNKQLLKNDIKSLRDSGVPVIVSIGGQNGHVVLDNVTQKNIFVNGLKAIIDEYQFDGVDIDFEGGSMNFNAGGLRDISYAGISAYPRLKNVVDAFKELKAYYGPGFLLTAAPETQYVQGGYTTYTDTFGSFLPIIQNLRNELDLLAVQLYNTGGENGLDGQYYGTAKKSNMVTALTDMVIKGYNIASTGMRFDGLPASKVLIALPACPSAAGSGYLTPTEGINAMHYLRTGTTFSGRTYTMQPGGPYPSLRGLMTWSVNWDASSCGNSSELSKAYAAYFASQTAAKTLVLDDISAKSNATIAYFKNNALSVTNENEDIAQVDVFNVLGQNLVSHRNVQNNKEVLLHNQSFSSKQLFLVVVTDKAGNKKSFKVMNFLN |
| Enzyme Length | 1578 |
| Uniprot Accession Number | A5FB63 |
| Absorption | |
| Active Site | ACT_SITE 162; /note=Proton donor; /evidence=ECO:0000255|PROSITE-ProRule:PRU01258; ACT_SITE 1264; /note=Proton donor; /evidence=ECO:0000255|PROSITE-ProRule:PRU01258 |
| Activity Regulation | |
| Binding Site | BINDING 163; /note=Chitooligosaccharide; /evidence=ECO:0000255|PROSITE-ProRule:PRU01258; BINDING 441; /note=Chitooligosaccharide; /evidence=ECO:0000255|PROSITE-ProRule:PRU01258 |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=Random endo-hydrolysis of N-acetyl-beta-D-glucosaminide (1->4)-beta-linkages in chitin and chitodextrins.; EC=3.2.1.14; Evidence={ECO:0000269|PubMed:24363341}; |
| DNA Binding | |
| EC Number | 3.2.1.14 |
| Enzyme Function | FUNCTION: Major extracellular chitinase, which is essential for chitin utilization. {ECO:0000269|PubMed:24363341}. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (2); Binding site (2); Chain (1); Domain (3); Region (6); Signal peptide (1) |
| Keywords | Carbohydrate metabolism;Chitin degradation;Glycosidase;Hydrolase;Polysaccharide degradation;Repeat;Secreted;Signal |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:24363341}. Note=Translocated across the cytoplasmic membrane via the Sec system, and across the outer membrane via the type IX secretion system (T9SS). |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | SIGNAL 1..19; /evidence=ECO:0000255 |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 168,921 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | |
| Cross Reference Brenda |