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Identification
HMDB Protein ID HMDBP00361
Secondary Accession Numbers
  • 5597
Name Type I inositol 1,4,5-trisphosphate 5-phosphatase
Synonyms
  1. 5PTase
Gene Name INPP5A
Protein Type Unknown
Biological Properties
General Function Involved in inositol or phosphatidylinositol phosphatase activity
Specific Function Major isoenzyme hydrolyzing the calcium-mobilizing second messenger Ins(1,4,5)P3, this is a signal-terminating reaction.
Pathways
  • Inositol phosphate metabolism
  • Phosphatidylinositol signaling system
Reactions
myo-Inositol 1,4,5-trisphosphate + Water → D-myo-Inositol 1,4-bisphosphate + Phosphate details
myo-Inositol 1,3,4,5-tetrakisphosphate + Water → Inositol 1,3,4-trisphosphate + Phosphate details
myo-Inositol 1,4,5-trisphosphate + Water → D-myo-Inositol 1,4-bisphosphate + Phosphate details
GO Classification
Biological Process
cell communication
phosphatidylinositol phosphorylation
Cellular Component
membrane
Function
hydrolase activity, acting on ester bonds
catalytic activity
hydrolase activity
phosphoric ester hydrolase activity
phosphatase activity
inositol or phosphatidylinositol phosphatase activity
Molecular Function
inositol-1,3,4,5-tetrakisphosphate 5-phosphatase activity
inositol-1,4,5-trisphosphate 5-phosphatase activity
inositol-polyphosphate 5-phosphatase activity
Cellular Location
  1. Lipid-anchor
  2. Membrane
Gene Properties
Chromosome Location 10
Locus 10q26.3
SNPs INPP5A
Gene Sequence
>1239 bp
ATGGCGGGGAAGGCGGCCGCCCCGGGCACCGCGGTGCTGCTGGTCACGGCCAACGTGGGC
TCGCTCTTCGACGACCCAGAAAACCTGCAGAAGAACTGGCTTCGGGAATTTTACCAGGTC
GTGCACACACACAAGCCGCACTTCATGGCCTTGCACTGTCAGGAGTTTGGAGGGAAGAAC
TACGAGGCCTCCATGTCCCACGTGGACAAGTTCGTCAAAGAACTATTGTCGAGTGATGCG
ATGAAAGAATATAACAGGGCTCGAGTCTACCTGGATGAAAACTACAAATCCCAGGAGCAC
TTCACGGCACTAGGAAGCTTTTATTTTCTTCATGAGTCCTTAAAAAACATCTACCAGTTT
GACTTTAAAGCTAAGAAGTATAGAAAGGTCGCTGGCAAAGAGATCTACTCGGATACCTTA
GAGAGCACGCCCATGCTGGAGAAGGAGAAGTTTCCGCAGGACTACTTCCCCGAGTGCAAA
TGGTCAAGAAAAGGCTTCATCCGGACGAGGTGGTGCATTGCAGACTGTGCCTTTGACTTG
GTGAATATCCATCTTTTCCATGATGCTTCCAATCTGGTCGCCTGGGAAACAAGCCCTTCC
GTGTACTCGGGAATCCGGCACAAGGCACTGGGCTACGTGCTGGACAGAATCATTGATCAG
CGATTCGAGAAGGTTTCCTACTTTGTATTTGGTGATTTCAACTTCCGGCTGGATTCCAAG
TCCGTCGTGGAGACGCTCTGCACAAAAGCCACCATGCAGACGGTCCGGGCCGCCGACACC
AATGAAGTGGTGAAGCTCATATTTCGTGAGTCGGACAACGACCGGAAGGTTATGCTCCAG
TTAGAAAAGAAACTCTTCGACTACTTCAACCAGGAGGTTTTCCGAGACAACAACGGCACC
GCGCTCTTGGAGTTTGACAAGGAGTTGTCTGTCTTTAAGGACAGACTGTATGAACTGGAC
ATCTCGTTCCCTCCCAGCTACCCGTACAGTGAGGACGCCCGCCAGGGTGAGCAGTACATG
AACACCCGGTGCCCAGCCTGGTGTGACCGCATCCTCATGTCCCCGTCTGCCAAGGAGCTG
GTGCTGCGGTCGGAGAGCGAGGAGAAGGTTGTCACCTATGACCACATTGGGCCCAACGTC
TGCATGGGAGACCACAAGCCCGTGTTCCTGGCCTTCCGAATCATGCCCGGGGCAGGTAAA
CCTCATGCCCATGTGCACAAGTGTTGTGTCGTGCAGTGA
Protein Properties
Number of Residues 412
Molecular Weight 47819.155
Theoretical pI 7.04
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Type I inositol-1,4,5-trisphosphate 5-phosphatase
MAGKAAAPGTAVLLVTANVGSLFDDPENLQKNWLREFYQVVHTHKPHFMALHCQEFGGKN
YEASMSHVDKFVKELLSSDAMKEYNRARVYLDENYKSQEHFTALGSFYFLHESLKNIYQF
DFKAKKYRKVAGKEIYSDTLESTPMLEKEKFPQDYFPECKWSRKGFIRTRWCIADCAFDL
VNIHLFHDASNLVAWETSPSVYSGIRHKALGYVLDRIIDQRFEKVSYFVFGDFNFRLDSK
SVVETLCTKATMQTVRAADTNEVVKLIFRESDNDRKVMLQLEKKLFDYFNQEVFRDNNGT
ALLEFDKELSVFKDRLYELDISFPPSYPYSEDARQGEQYMNTRCPAWCDRILMSPSAKEL
VLRSESEEKVVTYDHIGPNVCMGDHKPVFLAFRIMPGAGKPHAHVHKCCVVQ
GenBank ID Protein 57209040
UniProtKB/Swiss-Prot ID Q14642
UniProtKB/Swiss-Prot Entry Name I5P1_HUMAN
PDB IDs Not Available
GenBank Gene ID AL356603
GeneCard ID INPP5A
GenAtlas ID INPP5A
HGNC ID HGNC:6076
References
General References
  1. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed:15489334 ]
  2. Deloukas P, Earthrowl ME, Grafham DV, Rubenfield M, French L, Steward CA, Sims SK, Jones MC, Searle S, Scott C, Howe K, Hunt SE, Andrews TD, Gilbert JG, Swarbreck D, Ashurst JL, Taylor A, Battles J, Bird CP, Ainscough R, Almeida JP, Ashwell RI, Ambrose KD, Babbage AK, Bagguley CL, Bailey J, Banerjee R, Bates K, Beasley H, Bray-Allen S, Brown AJ, Brown JY, Burford DC, Burrill W, Burton J, Cahill P, Camire D, Carter NP, Chapman JC, Clark SY, Clarke G, Clee CM, Clegg S, Corby N, Coulson A, Dhami P, Dutta I, Dunn M, Faulkner L, Frankish A, Frankland JA, Garner P, Garnett J, Gribble S, Griffiths C, Grocock R, Gustafson E, Hammond S, Harley JL, Hart E, Heath PD, Ho TP, Hopkins B, Horne J, Howden PJ, Huckle E, Hynds C, Johnson C, Johnson D, Kana A, Kay M, Kimberley AM, Kershaw JK, Kokkinaki M, Laird GK, Lawlor S, Lee HM, Leongamornlert DA, Laird G, Lloyd C, Lloyd DM, Loveland J, Lovell J, McLaren S, McLay KE, McMurray A, Mashreghi-Mohammadi M, Matthews L, Milne S, Nickerson T, Nguyen M, Overton-Larty E, Palmer SA, Pearce AV, Peck AI, Pelan S, Phillimore B, Porter K, Rice CM, Rogosin A, Ross MT, Sarafidou T, Sehra HK, Shownkeen R, Skuce CD, Smith M, Standring L, Sycamore N, Tester J, Thorpe A, Torcasso W, Tracey A, Tromans A, Tsolas J, Wall M, Walsh J, Wang H, Weinstock K, West AP, Willey DL, Whitehead SL, Wilming L, Wray PW, Young L, Chen Y, Lovering RC, Moschonas NK, Siebert R, Fechtel K, Bentley D, Durbin R, Hubbard T, Doucette-Stamm L, Beck S, Smith DR, Rogers J: The DNA sequence and comparative analysis of human chromosome 10. Nature. 2004 May 27;429(6990):375-81. [PubMed:15164054 ]
  3. De Smedt F, Verjans B, Mailleux P, Erneux C: Cloning and expression of human brain type I inositol 1,4,5-trisphosphate 5-phosphatase. High levels of mRNA in cerebellar Purkinje cells. FEBS Lett. 1994 Jun 20;347(1):69-72. [PubMed:8013665 ]
  4. Laxminarayan KM, Chan BK, Tetaz T, Bird PI, Mitchell CA: Characterization of a cDNA encoding the 43-kDa membrane-associated inositol-polyphosphate 5-phosphatase. J Biol Chem. 1994 Jun 24;269(25):17305-10. [PubMed:8006039 ]