Home/GT Families/GT43/IRX9
IRX9
Arabidopsis thaliana · Beta-1,4-xylosyltransferase IRX9 (EC 2.4.2.24)
GT43Model organism · annotation ≥ 4Fold GT-AInverting
External resources
Identification and annotation
| CAZy family | GT43 · CAZy entry |
|---|
| Gene symbol | IRX9 |
|---|
| Synonyms / alternate names | - Protein IRREGULAR XYLEM 9
- Xylan xylosyltransferase IRX9
|
|---|
| UniProt accession | Q9ZQC6 |
|---|
| NCBI Gene ID | 818285 |
|---|
| Source species | Arabidopsis thaliana |
|---|
| Taxonomic domain | Eukaryota |
|---|
| UniProt annotation level | 5 |
|---|
Function and localisation
| Enzyme function | Beta-1,4-xylosyltransferase IRX9 (EC 2.4.2.24) |
|---|
| Subcellular location | Golgi apparatus membrane |
|---|
Structure and mechanism
| Fold type | GT-A |
|---|
| Catalytic mechanism | Inverting |
|---|
| Cation dependence | Yes (Mn2+) |
|---|
| Oligomeric state | not curated |
|---|
| PDB structures | not curated |
|---|
Donor and acceptor specificity
| Sugar nucleotide donor | UDP-alpha-D-xylose |
|---|
| Donor CCD code(s) | UDX |
|---|
| Acceptor substrate(s) | [(1->4)-beta-D-xylan](n) |
|---|
| Acceptor CCD / GlycoCT | not curated |
|---|
Protein sequences
Full protein sequence
351 aa
MGSLERSKKKAQVWKKAVIHFSLCFVMGFFTGFAPAGKASFFSNFETTSYTSTKSPIPPQPFENATYTQHSLLNRTLINSQSQAPAPAESREAEGETRSLSEKEDENQVKVTPRGLVIVVTPIITKDRYKNVLLRRMANTLRLVPPPLLWIVVEKHSDGEEKSSSTMLRKTGIMYRRIVFKEDFTSLESELDHQRNLALRHIEHHKLSGIVHFAGLNNIYDLDFFVKIRDIEVFGTWPMALLSANRKRVVVEGPVCESSQVLGWHLRKINNETETKPPIHISSFAFNSSILWDPERWGRPSSVEGTKQDSIKYVKQVVLEDDTKLKGLPAQDCSKIMLWRLKFPTRTRLST
Catalytic domain sequence
230 aa
LVIVVTPIITKDRYKNVLLRRMANTLRLVPPPLLWIVVEKHSDGEEKSSSTMLRKTGIMYRRIVFKEDFTSLESELDHQRNLALRHIEHHKLSGIVHFAGLNNIYDLDFFVKIRDIEVFGTWPMALLSANRKRVVVEGPVCESSQVLGWHLRKINNETETKPPIHISSFAFNSSILWDPERWGRPSSVEGTKQDSIKYVKQVVLEDDTKLKGLPAQDCSKIMLWRLKFPT
