Iota-carrageenase
Details
- Name
- Iota-carrageenase
- Kind
- protein
- Synonyms
- 3.2.1.157
- Gene Name
- cgiA
- UniProtKB Entry
- Q9F5I8Swiss-Prot
- Organism
- Alteromonas fortis
- NCBI Taxonomy ID
- 116059
- Amino acid sequence
>lcl|BSEQ0011891|Iota-carrageenase MRLYFRKLWLTNLFLGGALASSAAIGAVSPKTYKDADFYVAPTQQDVNYDLVDDFGANGN DTSDDSNALQRAINAISRKPNGGTLLIPNGTYHFLGIQMKSNVHIRVESDVIIKPTWNGD GKNHRLFEVGVNNIVRNFSFQGLGNGFLVDFKDSRDKNLAVFKLGDVRNYKISNFTIDDN KTIFASILVDVTERNGRLHWSRNGIIERIKQNNALFGYGLIQTYGADNILFRNLHSEGGI ALRMETDNLLMKNYKQGGIRNIFADNIRCSKGLAAVMFGPHFMKNGDVQVTNVSSVSCGS AVRSDSGFVELFSPTDEVHTRQSWKQAVESKLGRGCAQTPYARGNGGTRWAARVTQKDAC LDKAKLEYGIEPGSFGTVKVFDVTARFGYNADLKQDQLDYFSTSNPMCKRVCLPTKEQWS KQGQIYIGPSLAAVIDTTPETSKYDYDVKTFNVKRINFPVNSHKTIDTNTESSRVCNYYG MSECSSSRWER
- Number of residues
- 491
- Molecular Weight
- 54794.33
- Theoretical pI
- 9.17
- GO Classification
- Functionsiota-carrageenase activityProcessescell wall organization / polysaccharide catabolic processComponentsextracellular space
- General Function
- Hydrolyzes iota-carrageenans, sulfated 1,3-alpha-1,4-beta galactans from red algal cell walls, with an inversion of anomeric configuration. Also active against hybrid iota-/nu-carrageenan, not active against kappa- or lambda-carrageenans.
- Specific Function
- iota-carrageenase activity
- Pfam Domain Function
- Pectate_lyase_3 (PF12708)
- Signal Regions
- 1-23
- Transmembrane Regions
- Not Available
- Cellular Location
- Secreted
- Gene sequence
>lcl|BSEQ0005237|1476 bp ATGCGCTTATATTTTAGAAAGTTGTGGTTAACAAATTTATTTTTAGGCGGAGCACTGGCC TCTTCAGCTGCGATAGGGGCTGTCTCCCCCAAGACTTATAAGGACGCAGATTTTTATGTT GCCCCTACTCAACAAGATGTTAACTATGATTTAGTTGATGATTTTGGCGCTAATGGAAAC GACACTAGTGATGACAGTAATGCTTTACAAAGAGCAATTAATGCTATTAGTAGAAAACCG AATGGGGGCACTTTACTAATACCGAATGGAACTTACCATTTCCTCGGCATACAGATGAAG TCGAACGTACACATCCGTGTTGAGAGTGACGTGATAATCAAGCCAACGTGGAATGGGGAT GGCAAAAACCACCGACTATTTGAAGTTGGCGTAAACAATATTGTAAGAAACTTCAGCTTT CAAGGGTTAGGAAACGGTTTTTTGGTGGATTTTAAAGATTCTCGCGACAAAAACTTAGCT GTTTTTAAGTTAGGCGATGTTAGAAATTACAAAATTTCCAATTTTACCATTGATGATAAT AAAACGATATTTGCCTCAATTTTAGTGGACGTAACAGAACGTAATGGGCGGTTACATTGG TCGCGTAATGGAATTATCGAAAGAATAAAACAAAATAACGCTTTGTTCGGCTACGGCCTT ATTCAAACCTATGGCGCAGATAATATTTTGTTTAGGAACCTCCATTCGGAAGGCGGAATT GCGTTACGGATGGAAACTGACAACTTACTTATGAAAAATTATAAGCAAGGCGGAATAAGA AACATCTTTGCTGATAATATCAGATGTAGCAAAGGACTTGCGGCGGTCATGTTTGGCCCA CATTTTATGAAGAATGGAGATGTGCAAGTGACCAATGTCAGCTCAGTTAGTTGCGGTTCG GCTGTACGAAGTGATAGTGGATTTGTCGAACTCTTTAGCCCGACAGACGAAGTACATACG CGTCAAAGTTGGAAACAAGCCGTTGAAAGTAAATTGGGCCGAGGGTGTGCGCAAACCCCT TATGCTAGAGGTAATGGTGGTACACGGTGGGCGGCTCGCGTAACACAAAAAGACGCGTGT TTAGATAAAGCAAAACTGGAATATGGAATAGAGCCTGGTTCATTTGGCACGGTTAAAGTC TTTGATGTTACAGCGCGTTTTGGTTATAACGCAGATCTTAAACAGGACCAGCTAGACTAC TTTTCTACATCCAACCCTATGTGCAAGCGTGTATGCCTTCCTACAAAAGAACAATGGAGT AAGCAAGGCCAAATTTACATTGGTCCGTCATTAGCTGCAGTAATTGATACCACACCTGAA ACTTCAAAATACGATTATGATGTGAAAACTTTTAACGTCAAAAGAATAAATTTTCCTGTA AATTCACACAAGACTATCGACACGAATACTGAAAGTAGCCGTGTCTGCAATTATTACGGT ATGTCCGAATGCTCCAGCAGTCGATGGGAGCGATAG
- Chromosome Location
- Not Available
- Locus
- Not Available
- External Identifiers
Resource Link UniProtKB ID Q9F5I8 UniProtKB Entry Name CGIA_ALTFO GenBank Gene ID AJ272076 PDB ID(s) 1H80, 1KTW, 3LMW - General References
- Barbeyron T, Michel G, Potin P, Henrissat B, Kloareg B: iota-Carrageenases constitute a novel family of glycoside hydrolases, unrelated to that of kappa-carrageenases. J Biol Chem. 2000 Nov 10;275(45):35499-505. [Article]
- Jouanneau D, Boulenguer P, Mazoyer J, Helbert W: Enzymatic degradation of hybrid iota-/nu-carrageenan by Alteromonas fortis iota-carrageenase. Carbohydr Res. 2010 May 7;345(7):934-40. doi: 10.1016/j.carres.2010.02.014. Epub 2010 Feb 19. [Article]
- Michel G, Chantalat L, Fanchon E, Henrissat B, Kloareg B, Dideberg O: The iota-carrageenase of Alteromonas fortis. A beta-helix fold-containing enzyme for the degradation of a highly polyanionic polysaccharide. J Biol Chem. 2001 Oct 26;276(43):40202-9. Epub 2001 Aug 7. [Article]
- Michel G, Helbert W, Kahn R, Dideberg O, Kloareg B: The structural bases of the processive degradation of iota-carrageenan, a main cell wall polysaccharide of red algae. J Mol Biol. 2003 Nov 28;334(3):421-33. [Article]
Associated Data
- Drug Relations
Drug Drug group Pharmacological action? Type Actions Details 3,6-Anhydro-2-(hydrogen sulfate)-alpha-D-galactopyranose experimental unknown target Details