ID PI51B_HUMAN Reviewed; 540 AA. AC O14986; A8K9L9; B4DIG7; P78518; P78519; Q5T5K6; Q5T5K8; Q5T5K9; Q5VZ00; AC Q7KYT5; Q8NHQ5; Q92749; DT 25-OCT-2005, integrated into UniProtKB/Swiss-Prot. DT 25-OCT-2005, sequence version 2. DT 22-APR-2020, entry version 150. DE RecName: Full=Phosphatidylinositol 4-phosphate 5-kinase type-1 beta; DE Short=PIP5K1-beta; DE Short=PtdIns(4)P-5-kinase 1 beta; DE EC=2.7.1.68; DE AltName: Full=Phosphatidylinositol 4-phosphate 5-kinase type I beta; DE Short=PIP5KIbeta; DE AltName: Full=Protein STM-7; DE AltName: Full=Type I phosphatidylinositol 4-phosphate 5-kinase beta; GN Name=PIP5K1B; Synonyms=STM7; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). RC TISSUE=Brain; RX PubMed=8841185; DOI=10.1038/ng1096-157; RA Carvajal J.J., Pook M.A., dos Santos M., Doudney K., Hillermann R., RA Minogue S., Williamson R., Hsuan J.J., Chamberlain S.; RT "The Friedreich's ataxia gene encodes a novel phosphatidylinositol-4- RT phosphate 5-kinase."; RL Nat. Genet. 14:157-162(1996). RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], VARIANT THR-415, AND ALTERNATIVE RP SPLICING. RX PubMed=9177790; DOI=10.1006/geno.1997.4726; RA Pook M.A., Carvajal J.J., Doudney K., Hillermann R., Chamberlain S.; RT "Exon-intron structure of a 2.7-kb transcript of the STM7 gene with RT phosphatidylinositol-4-phosphate 5-kinase activity."; RL Genomics 42:170-172(1997). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 3). RC TISSUE=Kidney; RX PubMed=14702039; DOI=10.1038/ng1285; RA Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., RA Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., RA Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S., RA Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., RA Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., RA Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., RA Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., RA Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., RA Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., RA Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., RA Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., RA Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., RA Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., RA Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., RA Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., RA Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., RA Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., RA Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., RA Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., RA Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., RA Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., RA Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., RA Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., RA Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., RA Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., RA Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., RA Isogai T., Sugano S.; RT "Complete sequencing and characterization of 21,243 full-length human RT cDNAs."; RL Nat. Genet. 36:40-45(2004). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=15164053; DOI=10.1038/nature02465; RA Humphray S.J., Oliver K., Hunt A.R., Plumb R.W., Loveland J.E., Howe K.L., RA Andrews T.D., Searle S., Hunt S.E., Scott C.E., Jones M.C., Ainscough R., RA Almeida J.P., Ambrose K.D., Ashwell R.I.S., Babbage A.K., Babbage S., RA Bagguley C.L., Bailey J., Banerjee R., Barker D.J., Barlow K.F., Bates K., RA Beasley H., Beasley O., Bird C.P., Bray-Allen S., Brown A.J., Brown J.Y., RA Burford D., Burrill W., Burton J., Carder C., Carter N.P., Chapman J.C., RA Chen Y., Clarke G., Clark S.Y., Clee C.M., Clegg S., Collier R.E., RA Corby N., Crosier M., Cummings A.T., Davies J., Dhami P., Dunn M., RA Dutta I., Dyer L.W., Earthrowl M.E., Faulkner L., Fleming C.J., RA Frankish A., Frankland J.A., French L., Fricker D.G., Garner P., RA Garnett J., Ghori J., Gilbert J.G.R., Glison C., Grafham D.V., Gribble S., RA Griffiths C., Griffiths-Jones S., Grocock R., Guy J., Hall R.E., RA Hammond S., Harley J.L., Harrison E.S.I., Hart E.A., Heath P.D., RA Henderson C.D., Hopkins B.L., Howard P.J., Howden P.J., Huckle E., RA Johnson C., Johnson D., Joy A.A., Kay M., Keenan S., Kershaw J.K., RA Kimberley A.M., King A., Knights A., Laird G.K., Langford C., Lawlor S., RA Leongamornlert D.A., Leversha M., Lloyd C., Lloyd D.M., Lovell J., RA Martin S., Mashreghi-Mohammadi M., Matthews L., McLaren S., McLay K.E., RA McMurray A., Milne S., Nickerson T., Nisbett J., Nordsiek G., Pearce A.V., RA Peck A.I., Porter K.M., Pandian R., Pelan S., Phillimore B., Povey S., RA Ramsey Y., Rand V., Scharfe M., Sehra H.K., Shownkeen R., Sims S.K., RA Skuce C.D., Smith M., Steward C.A., Swarbreck D., Sycamore N., Tester J., RA Thorpe A., Tracey A., Tromans A., Thomas D.W., Wall M., Wallis J.M., RA West A.P., Whitehead S.L., Willey D.L., Williams S.A., Wilming L., RA Wray P.W., Young L., Ashurst J.L., Coulson A., Blocker H., Durbin R.M., RA Sulston J.E., Hubbard T., Jackson M.J., Bentley D.R., Beck S., Rogers J., RA Dunham I.; RT "DNA sequence and analysis of human chromosome 9."; RL Nature 429:369-374(2004). RN [5] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RA Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., RA Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., RA Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., RA Turner R., Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H., RA Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K., RA Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D., RA Hunkapiller M.W., Myers E.W., Venter J.C.; RL Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases. RN [6] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2). RC TISSUE=Testis; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [7] RP NUCLEOTIDE SEQUENCE [MRNA] OF 340-540 (ISOFORM 1), AND TISSUE SPECIFICITY. RC TISSUE=Fetal brain; RX PubMed=8955136; DOI=10.1074/jbc.271.51.32937; RA Loijens J.C., Anderson R.A.; RT "Type I phosphatidylinositol-4-phosphate 5-kinases are distinct members of RT this novel lipid kinase family."; RL J. Biol. Chem. 271:32937-32943(1996). RN [8] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=19369195; DOI=10.1074/mcp.m800588-mcp200; RA Oppermann F.S., Gnad F., Olsen J.V., Hornberger R., Greff Z., Keri G., RA Mann M., Daub H.; RT "Large-scale proteomics analysis of the human kinome."; RL Mol. Cell. Proteomics 8:1751-1764(2009). RN [9] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RC TISSUE=Erythroleukemia; RX PubMed=23186163; DOI=10.1021/pr300630k; RA Zhou H., Di Palma S., Preisinger C., Peng M., Polat A.N., Heck A.J., RA Mohammed S.; RT "Toward a comprehensive characterization of a human cancer cell RT phosphoproteome."; RL J. Proteome Res. 12:260-271(2013). CC -!- FUNCTION: Participates in the biosynthesis of phosphatidylinositol 4,5- CC bisphosphate. Mediates RAC1-dependent reorganization of actin CC filaments. Contributes to the activation of PLD2. Together with PIP5K1A CC is required after stimulation of G-protein coupled receptors for stable CC platelet adhesion (By similarity). {ECO:0000250}. CC -!- CATALYTIC ACTIVITY: CC Reaction=1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol 4-phosphate) CC + ATP = a 1,2-diacyl-sn-glycero-3-phospho-(1D-myo-inositol-4,5- CC bisphosphate) + ADP + H(+); Xref=Rhea:RHEA:14425, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:30616, ChEBI:CHEBI:58178, ChEBI:CHEBI:58456, CC ChEBI:CHEBI:456216; EC=2.7.1.68; CC -!- SUBUNIT: Interacts with RAC1, AJUBA, PLD1, PLD2 and ARF1. CC {ECO:0000250}. CC -!- SUBCELLULAR LOCATION: Endomembrane system {ECO:0000250}. CC Note=Associated with membranes. {ECO:0000250}. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=3; CC Name=1; CC IsoId=O14986-1; Sequence=Displayed; CC Name=2; Synonyms=Isoform 1; CC IsoId=O14986-2; Sequence=VSP_016010, VSP_016011; CC Name=3; CC IsoId=O14986-3; Sequence=VSP_054771; CC -!- TISSUE SPECIFICITY: Detected in heart, pancreas, brain, kidney, CC skeletal muscle and lung. {ECO:0000269|PubMed:8955136}. CC -!- CAUTION: There is confusion in the literature with phosphatidylinositol CC 4-phosphate 5-kinase type I nomenclature due to the fact that CC frequently mouse PIP5K1B is named Phosphatidylinositol 4-phosphate 5- CC kinase type I alpha. {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; X92493; CAA63224.1; -; mRNA. DR EMBL; U52387; AAC51327.1; -; Genomic_DNA. DR EMBL; U52376; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52377; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52378; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52379; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52380; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52381; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52382; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52383; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52384; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52385; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; U52386; AAC51327.1; JOINED; Genomic_DNA. DR EMBL; AK292734; BAF85423.1; -; mRNA. DR EMBL; AK295587; BAG58479.1; -; mRNA. DR EMBL; AL162730; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; AL354794; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; AL356219; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; CH471089; EAW62465.1; -; Genomic_DNA. DR EMBL; BC030587; AAH30587.1; -; mRNA. DR EMBL; U78580; AAC50915.1; -; mRNA. DR CCDS; CCDS65063.1; -. [O14986-3] DR CCDS; CCDS6624.1; -. [O14986-1] DR RefSeq; NP_001265182.1; NM_001278253.1. [O14986-3] DR RefSeq; NP_003549.1; NM_003558.3. [O14986-1] DR RefSeq; XP_005252318.1; XM_005252261.3. [O14986-1] DR RefSeq; XP_005252319.1; XM_005252262.4. [O14986-1] DR RefSeq; XP_006717363.1; XM_006717300.2. [O14986-1] DR RefSeq; XP_006717364.1; XM_006717301.1. [O14986-3] DR RefSeq; XP_011517384.1; XM_011519082.2. [O14986-1] DR RefSeq; XP_011517385.1; XM_011519083.2. [O14986-1] DR RefSeq; XP_011517386.1; XM_011519084.2. [O14986-1] DR RefSeq; XP_016870677.1; XM_017015188.1. [O14986-1] DR RefSeq; XP_016870678.1; XM_017015189.1. [O14986-1] DR RefSeq; XP_016870679.1; XM_017015190.1. [O14986-1] DR RefSeq; XP_016870680.1; XM_017015191.1. [O14986-3] DR SMR; O14986; -. DR BioGrid; 113984; 6. DR CORUM; O14986; -. DR STRING; 9606.ENSP00000265382; -. DR iPTMnet; O14986; -. DR PhosphoSitePlus; O14986; -. DR SwissPalm; O14986; -. DR BioMuta; PIP5K1B; -. DR jPOST; O14986; -. DR MassIVE; O14986; -. DR MaxQB; O14986; -. DR PaxDb; O14986; -. DR PeptideAtlas; O14986; -. DR PRIDE; O14986; -. DR ProteomicsDB; 4304; -. DR ProteomicsDB; 48360; -. [O14986-1] DR ProteomicsDB; 48361; -. [O14986-2] DR Antibodypedia; 2767; 141 antibodies. DR DNASU; 8395; -. DR Ensembl; ENST00000265382; ENSP00000265382; ENSG00000107242. [O14986-1] DR Ensembl; ENST00000478500; ENSP00000435778; ENSG00000107242. [O14986-2] DR Ensembl; ENST00000541509; ENSP00000438082; ENSG00000107242. [O14986-3] DR GeneID; 8395; -. DR KEGG; hsa:8395; -. DR UCSC; uc004agu.5; human. [O14986-1] DR CTD; 8395; -. DR DisGeNET; 8395; -. DR GeneCards; PIP5K1B; -. DR HGNC; HGNC:8995; PIP5K1B. DR HPA; ENSG00000107242; Low tissue specificity. DR MIM; 602745; gene. DR neXtProt; NX_O14986; -. DR OpenTargets; ENSG00000107242; -. DR PharmGKB; PA33328; -. DR eggNOG; KOG0229; Eukaryota. DR eggNOG; COG5253; LUCA. DR GeneTree; ENSGT00940000156639; -. DR HOGENOM; CLU_004312_5_1_1; -. DR InParanoid; O14986; -. DR KO; K00889; -. DR OMA; RALKMHF; -. DR OrthoDB; 1562683at2759; -. DR PhylomeDB; O14986; -. DR TreeFam; TF319618; -. DR BioCyc; MetaCyc:HS02982-MONOMER; -. DR Reactome; R-HSA-1660499; Synthesis of PIPs at the plasma membrane. DR Reactome; R-HSA-201688; WNT mediated activation of DVL. DR Reactome; R-HSA-6811558; PI5P, PP2A and IER3 Regulate PI3K/AKT Signaling. DR SABIO-RK; O14986; -. DR SIGNOR; O14986; -. DR ChiTaRS; PIP5K1B; human. DR GeneWiki; PIP5K1B; -. DR GenomeRNAi; 8395; -. DR Pharos; O14986; Tbio. DR PRO; PR:O14986; -. DR Proteomes; UP000005640; Chromosome 9. DR RNAct; O14986; protein. DR Bgee; ENSG00000107242; Expressed in choroid plexus epithelium and 194 other tissues. DR ExpressionAtlas; O14986; baseline and differential. DR Genevisible; O14986; HS. DR GO; GO:0005829; C:cytosol; TAS:Reactome. DR GO; GO:0012505; C:endomembrane system; IEA:UniProtKB-SubCell. DR GO; GO:0016020; C:membrane; IEA:UniProtKB-KW. DR GO; GO:0001931; C:uropod; IDA:UniProtKB. DR GO; GO:0016308; F:1-phosphatidylinositol-4-phosphate 5-kinase activity; NAS:UniProtKB. DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW. DR GO; GO:0006661; P:phosphatidylinositol biosynthetic process; TAS:Reactome. DR GO; GO:0014066; P:regulation of phosphatidylinositol 3-kinase signaling; TAS:Reactome. DR Gene3D; 3.30.800.10; -; 1. DR Gene3D; 3.30.810.10; -; 2. DR InterPro; IPR023610; PInositol-4-P-5-kinase. DR InterPro; IPR027483; PInositol-4-P-5-kinase_C. DR InterPro; IPR002498; PInositol-4-P-5-kinase_core. DR InterPro; IPR027484; PInositol-4-P-5-kinase_N. DR PANTHER; PTHR23086; PTHR23086; 1. DR Pfam; PF01504; PIP5K; 1. DR SMART; SM00330; PIPKc; 1. DR PROSITE; PS51455; PIPK; 1. PE 1: Evidence at protein level; KW Alternative splicing; ATP-binding; Kinase; Membrane; Nucleotide-binding; KW Phosphoprotein; Polymorphism; Reference proteome; Transferase. FT CHAIN 1..540 FT /note="Phosphatidylinositol 4-phosphate 5-kinase type-1 FT beta" FT /id="PRO_0000185458" FT DOMAIN 25..395 FT /note="PIPK" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00781" FT MOD_RES 445 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:P70181" FT MOD_RES 447 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:P70181" FT MOD_RES 448 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:P70181" FT VAR_SEQ 24 FT /note="T -> TQVKNQILSRLPKIPCTFIQAWTNTEMITLLACYYFRSVST (in FT isoform 2)" FT /evidence="ECO:0000303|PubMed:15489334" FT /id="VSP_016010" FT VAR_SEQ 501..540 FT /note="SKGLPSSSTFTLEEGTIYLTAEPNTLEVQDDNASVLDVYL -> RFKMATSE FT H (in isoform 2)" FT /evidence="ECO:0000303|PubMed:15489334" FT /id="VSP_016011" FT VAR_SEQ 503..540 FT /note="Missing (in isoform 3)" FT /evidence="ECO:0000303|PubMed:14702039" FT /id="VSP_054771" FT VARIANT 415 FT /note="A -> T (in dbSNP:rs55897616)" FT /evidence="ECO:0000269|PubMed:9177790" FT /id="VAR_023712" FT CONFLICT 346 FT /note="M -> T (in Ref. 6; AAH30587)" FT /evidence="ECO:0000305" SQ SEQUENCE 540 AA; 61036 MW; 7A683794A39A20B6 CRC64; MSSAAENGEA APGKQNEEKT YKKTASSAIK GAIQLGIGYT VGNLTSKPER DVLMQDFYVV ESVFLPSEGS NLTPAHHYPD FRFKTYAPLA FRYFRELFGI KPDDYLYSIC SEPLIELSNP GASGSLFFVT SDDEFIIKTV QHKEAEFLQK LLPGYYMNLN QNPRTLLPKF YGLYCMQSGG INIRIVVMNN VLPRSMRMHF TYDLKGSTYK RRASRKEREK SNPTFKDLDF LQDMHEGLYF DTETYNALMK TLQRDCRVLE SFKIMDYSLL LGIHFLDHSL KEKEEETPQN VPDAKRTGMQ KVLYSTAMES IQGPGKSGDG IITENPDTMG GIPAKSHRGE KLLLFMGIID ILQSYRLMKK LEHSWKALVY DGDTVSVHRP SFYADRFLKF MNSRVFKKIQ ALKASPSKKR CNSIAALKAT SQEIVSSISQ EWKDEKRDLL TEGQSFSSLD EEALGSRHRP DLVPSTPSLF EAASLATTIS SSSLYVNEHY PHDRPTLYSN SKGLPSSSTF TLEEGTIYLT AEPNTLEVQD DNASVLDVYL //