Hmdb loader
Survey
Identification
HMDB Protein ID HMDBP00878
Secondary Accession Numbers
  • 6160
  • HMDBP09368
Name Ectonucleoside triphosphate diphosphohydrolase 6
Synonyms
  1. CD39 antigen-like 2
  2. NTPDase 6
Gene Name ENTPD6
Protein Type Unknown
Biological Properties
General Function Involved in hydrolase activity
Specific Function Might support glycosylation reactions in the Golgi apparatus and, when released from cells, might catalyze the hydrolysis of extracellular nucleotides. Hydrolyzes preferentially nucleoside 5'-diphosphates, nucleoside 5'-triphosphates are hydrolyzed only to a minor extent, there is no hydrolysis of nucleoside 5'-monophosphates. The order of activity with different substrates is GDP > IDP >> UDP = CDP >> ADP (By similarity).
Pathways
  • Purine metabolism
  • Pyrimidine metabolism
Reactions
A nucleoside diphosphate + Water → a nucleotide + Phosphate details
Uridine 5'-diphosphate + Water → Uridine 5'-monophosphate + Phosphate details
Guanosine diphosphate + Water → Guanosine monophosphate + Phosphate details
IDP + Water → Inosinic acid + Phosphate details
GO Classification
Biological Process
response to calcium ion
response to magnesium ion
Cellular Component
cell surface
extracellular space
integral to membrane
Golgi membrane
Function
catalytic activity
hydrolase activity
Molecular Function
nucleoside-triphosphatase activity
guanosine-5'-triphosphate,3'-diphosphate diphosphatase activity
uridine-diphosphatase activity
Cellular Location
  1. Cytoplasmic
  2. Golgi apparatus membrane
  3. Secreted
  4. Single-pass type II membrane protein
Gene Properties
Chromosome Location 20
Locus 20p11.21
SNPs ENTPD6
Gene Sequence
>1455 bp
ATGAAAAAAGGTATCCGTTATGAAACTTCCAGAAAAACGAGCTACATTTTTCAGCAGCCG
CAGCACGGTCCTTGGCAAACAAGGATGAGAAAAATATCCAACCACGGGAGCCTGCGGGTG
GCGAAGGTGGCATACCCCCTGGGGCTGTGTGTGGGCGTGTTCATCTATGTTGCCTACATC
AAGTGGCACCGGGCCACCGCCACCCAGGCCTTCTTCAGCATCACCAGGGCAGCCCCGGGG
GCCCGGTGGGGTCAGCAGGCCCACAGCCCCCTGGGGACAGCTGCAGACGGGCACGAGGTC
TTCTACGGGATCATGTTTGATGCAGGAAGCACTGGCACCCGAGTACACGTCTTCCAGTTC
ACCCGGCCCCCCAGAGAAACTCCCACGTTAACCCACGAAACCTTCAAAGCAGTGAAGCCA
GGTCTTTCTGCCTATGCTGATGATGTTGAAAAGAGCGCTCAGGGAATCCGGGAACTACTG
GATGTTGCTAAACAGGACATTCCGTTCGACTTCTGGAAGGCCACCCCTCTGGTCCTCAAG
GCCACAGCTGGCTTACGCCTGTTACCTGGAGAAAAGGCCCAGAAGTTACTGCAGAAGGTG
AAAGAAGTATTTAAAGCATCGCCTTTCCTTGTAGGGGATGACTGTGTTTCCATCATGAAC
GGAACAGATGAAGGCGTTTCGGCGTGGATCACCATCAACTTCCTGACAGGCAGCTTGAAA
ACTCCAGGAGGGAGCAGCGTGGGCATGCTGGACTTGGGCGGAGGATCCACTCAGATCGCC
TTCCTGCCACGCGTGGAGGGCACCCTGCAGGCCTCCCCACCCGGCTACCTGACGGCACTG
CGGATGTTTAACAGGACCTACAAGCTCTATTCCTACAGCTACCTCGGGCTCGGGCTGATG
TCGGCACGCCTGGCGATCCTGGGCGGCGTGGAGGGGCAGCCTGCTAAGGATGGAAAGGAG
TTGGTCAGCCCTTGCTTGTCTCCCAGTTTCAAAGGAGAGTGGGAACACGCAGAAGTCACG
TACAGGGTTTCAGGGCAGAAAGCAGCGGCAAGCCTGCACGAGCTGTGTGCTGCCAGAGTG
TCAGAGGTCCTTCAAAACAGAGTGCACAGGACGGAGGAAGTGAAGCATGTGGACTTCTAT
GCTTTCTCCTACTATTACGACCTTGCAGCTGGTGTGGGCCTCATAGATGCGGAGAAGGGA
GGCAGCCTGGTGGTGGGGGACTTCGAGATCGCAGCCAAGTACGTGTGTCGGACCCTGGAG
ACACAGCCGCAGAGCAGCCCCTTCTCATGCATGGACCTCACCTACGTCAGCCTGCTACTC
CAGGAGTTCGGCTTTCCCAGGAGCAAAGTGCTGAAGCTCACTCGGAAAATTGACAATGTT
GAGACCAGCTGGGCTCTGGGGGCCATTTTTCATTACATCGACTCCCTGAACAGACAGAAG
AGTCCAGCCTCATAG
Protein Properties
Number of Residues 484
Molecular Weight 51159.26
Theoretical pI 8.854
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Ectonucleoside triphosphate diphosphohydrolase 6
MKKGIRYETSRKTSYIFQQPQHGPWQTRMRKISNHGSLRVAKVAYPLGLCVGVFIYVAYI
KWHRATATQAFFSITRAAPGARWGQQAHSPLGTAADGHEVFYGIMFDAGSTGTRVHVFQF
TRPPRETPTLTHETFKALKPGLSAYADDVEKSAQGIRELLDVAKQDIPFDFWKATPLVLK
ATAGLRLLPGEKAQKLLQKVKEVFKASPFLVGDDCVSIMNGTDEGVSAWITINFLTGSLK
TPGGSSVGMLDLGGGSTQIAFLPRVEGTLQASPPGYLTALRMFNRTYKLYSYSYLGLGLM
SARLAILGGVEGQPAKDGKELVSPCLSPSFKGEWEHAEVTYRVSGQKAAASLHELCAARV
SEVLQNRVHRTEEVKHVDFYAFSYYYDLAAGVGLIDAEKGGSLVVGDFEIAAKYVCRTLE
TQPQSSPFSCMDLTYVSLLLQEFGFPRSKVLKLTRKIDNVETSWALGAIFHYIDSLNRQK
SPAS
GenBank ID Protein 3335098
UniProtKB/Swiss-Prot ID O75354
UniProtKB/Swiss-Prot Entry Name ENTP6_HUMAN
PDB IDs Not Available
GenBank Gene ID AF039916
GeneCard ID ENTPD6
GenAtlas ID ENTPD6
HGNC ID HGNC:3368
References
General References
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  3. Bechtel S, Rosenfelder H, Duda A, Schmidt CP, Ernst U, Wellenreuther R, Mehrle A, Schuster C, Bahr A, Blocker H, Heubner D, Hoerlein A, Michel G, Wedler H, Kohrer K, Ottenwalder B, Poustka A, Wiemann S, Schupp I: The full-ORF clone resource of the German cDNA Consortium. BMC Genomics. 2007 Oct 31;8:399. [PubMed:17974005 ]
  4. Chadwick BP, Frischauf AM: The CD39-like gene family: identification of three new human members (CD39L2, CD39L3, and CD39L4), their murine homologues, and a member of the gene family from Drosophila melanogaster. Genomics. 1998 Jun 15;50(3):357-67. [PubMed:9676430 ]
  5. Wang B, Malik R, Nigg EA, Korner R: Evaluation of the low-specificity protease elastase for large-scale phosphoproteome analysis. Anal Chem. 2008 Dec 15;80(24):9526-33. doi: 10.1021/ac801708p. [PubMed:19007248 ]
  6. Ivanenkov VV, Murphy-Piedmonte DM, Kirley TL: Bacterial expression, characterization, and disulfide bond determination of soluble human NTPDase6 (CD39L2) nucleotidase: implications for structure and function. Biochemistry. 2003 Oct 14;42(40):11726-35. [PubMed:14529283 ]
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