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Reviewed, UniProtKB/Swiss-Prot Q0V8R6 (HEXA_BOVIN)

Last modified February 9, 2010. Version 33. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data | Customize display text xml rdf/xml gff fasta
Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents

Names and origin

Protein namesRecommended name:
    Beta-hexosaminidase subunit alpha
    EC=3.2.1.52
Alternative name(s):
    N-acetyl-beta-glucosaminidase subunit alpha
    Beta-N-acetylhexosaminidase subunit alpha
      Short name=Hexosaminidase subunit A
Gene names
Name: HEXA
OrganismBos taurus (Bovine)
Taxonomic identifier9913 [NCBI]
Taxonomic lineageEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaLaurasiatheriaCetartiodactylaRuminantiaPecoraBovidaeBovinaeBos

Protein attributes

Sequence length529 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at transcript level.

General annotation (Comments)

Function

Responsible for the degradation of GM2 gangliosides, and a variety of other molecules containing terminal N-acetyl hexosamines, in the brain and other tissues By similarity.

Catalytic activity

Hydrolysis of terminal non-reducing N-acetyl-D-hexosamine residues in N-acetyl-beta-D-hexosaminides.

Subcellular location

Lysosome By similarity.

Sequence similarities

Belongs to the glycosyl hydrolase 20 family.

Ontologies

Keywords
   Cellular componentLysosome
   DomainSignal
   Molecular functionGlycosidase
Hydrolase
   PTMDisulfide bond
Glycoprotein
Zymogen
Gene Ontology (GO)
   Cellular componentlysosome

Inferred from electronic annotation. Source: UniProtKB-SubCell

   Molecular functionbeta-N-acetylhexosaminidase activity

Inferred from electronic annotation. Source: EC

cation binding

Inferred from electronic annotation. Source: InterPro

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Signal peptide1 – 2222 By similarity
Propeptide23 – 8866 By similarity
PRO_0000274203
Chain89 – 529441Beta-hexosaminidase subunit alpha
PRO_0000274204

Sites

Active site3231Proton donor By similarity

Amino acid modifications

Glycosylation1151N-linked (GlcNAc...) Potential
Glycosylation1571N-linked (GlcNAc...) Potential
Glycosylation2951N-linked (GlcNAc...) Potential
Disulfide bond58 ↔ 104 By similarity
Disulfide bond277 ↔ 328 By similarity
Disulfide bond505 ↔ 522 By similarity

Sequences

Sequence LengthMass (Da)Tools
Q0V8R6-1 [UniParc].

Last modified September 5, 2006. Version 1.
Checksum: 878641B502FCD3A9

FASTA52960,353
        10         20         30         40         50         60 
MAGSTLRFSL LLAAAFAGRA TALWPWPQYI QTSELRYTIF PQSFQFQYHL SSAAQVGCSV 

        70         80         90        100        110        120 
LDEAFQRYRD LLFGSVAFRF PHPIEKRHTS EKNSLVVLVV TPGCDQFPSL GSVENYTLTI 

       130        140        150        160        170        180 
NDEQSLLLSE TVWGALRGLE TFSQLIWRSP EGTFYVNKTD IEDFPRFPHR GLLLDTSRHY 

       190        200        210        220        230        240 
LPLASILDTL DVMAYNKFNV FHWHLVDDSS FPYESFTFPE LTKKGSYNPA THIYTAQDVK 

       250        260        270        280        290        300 
EVIEYARLRG IRVLAEFDTP GHTLSWGPGV PGLLTPCYSG SHPSGTFGPV NPALNNTYEF 

       310        320        330        340        350        360 
MSTFFLEIST VFPDFYLHLG GDEVDFTCWK SNPDIQAFMK KKGFGDDFKK LESFYIQTLL 

       370        380        390        400        410        420 
DIVSAYGKGY VVWQEVFDNK VKVRPDTIIQ VWREEIPVKY VKELALVTRA GFRALLSAPW 

       430        440        450        460        470        480 
YLNHITYGPD WKEIYLVEPL AFEGSPEQKA LVIGGEACMW GEYVDSTNLV PRLWPRAGAV 

       490        500        510        520 
AERLWSNKMV SNLDFAFKRL AHFRCELLRR GVQAQPLSVG YCDMEFEQT 

« Hide

References

[1]"Characterization of 954 bovine full-CDS cDNA sequences."
Harhay G.P., Sonstegard T.S., Keele J.W., Heaton M.P., Clawson M.L., Snelling W.M., Wiedmann R.T., Van Tassell C.P., Smith T.P.L.
BMC Genomics 6:166-166(2005) [PubMed: 16305752] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
BT026152 mRNA. Translation: ABG66991.1.
IPIIPI00702413.
RefSeqNP_001068632.1.
UniGeneBt.6065

3D structure databases

SMRQ0V8R6. Positions 23-528.
ModBaseSearch...

Protein-protein interaction databases

STRINGQ0V8R6.

Protein family/group databases

CAZyGH20. Glycoside Hydrolase Family 20.

Genome annotation databases

EnsemblENSBTAT00000017261; ENSBTAP00000017261; ENSBTAG00000012981; Bos taurus. [Genome view]
GeneID504468.
KEGGbta:504468.

Organism-specific databases

CTD504468.

Phylogenomic databases

eggNOGmaNOG13966.
HOVERGENQ0V8R6.
InParanoidQ0V8R6.
OMADIVDFPR.
OrthoDBEOG9V19K4.

Enzyme and pathway databases

BRENDA3.2.1.52. 251.

Family and domain databases

InterProIPR001540. Glyco_hydro_20.
IPR015883. Glyco_hydro_20_cat-core.
IPR017853. Glyco_hydro_catalytic_core.
IPR013781. Glyco_hydro_sg_catalytic.
[Graphical view]
Gene3DG3DSA:3.20.20.80. Glyco_hydro_cat. 1 hit.
PANTHERPTHR22600. Glyco_hydro_20. 1 hit.
PfamPF00728. Glyco_hydro_20. 1 hit.
[Graphical view]
PRINTSPR00738. GLHYDRLASE20.
ProtoNetSearch...

Entry information

Entry nameHEXA_BOVIN
AccessionPrimary (citable) accession number: Q0V8R6
Entry history
Integrated into UniProtKB/Swiss-Prot: February 6, 2007
Last sequence update: September 5, 2006
Last modified: February 9, 2010
This is version 33 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation projectHPI (Human Proteome Initiative)

Relevant documents

Glycosyl hydrolases

Classification of glycosyl hydrolase families and list of entries

SIMILARITY comments

Index of protein domains and families

Names and origin · Protein attributes · General annotation (Comments) · Ontologies · Sequence annotation (Features) · Sequences · References · Cross-references · Entry information · Relevant documents