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P48739

- PIPNB_HUMAN

UniProt

P48739 - PIPNB_HUMAN

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Protein

Phosphatidylinositol transfer protein beta isoform

Gene

PITPNB

Organism
Homo sapiens (Human)
Status
Reviewed - Annotation score: 5 out of 5- Experimental evidence at protein leveli

Functioni

Catalyzes the transfer of PtdIns and phosphatidylcholine between membranes.

GO - Molecular functioni

  1. lipid binding Source: UniProtKB-KW

GO - Biological processi

  1. glycerophospholipid biosynthetic process Source: Reactome
  2. in utero embryonic development Source: Ensembl
  3. lipid metabolic process Source: ProtInc
  4. phospholipid metabolic process Source: Reactome
  5. phospholipid transport Source: Reactome
  6. small molecule metabolic process Source: Reactome
Complete GO annotation...

Keywords - Biological processi

Transport

Keywords - Ligandi

Lipid-binding

Enzyme and pathway databases

ReactomeiREACT_121079. PI and PC transport between ER and Golgi membranes.

Names & Taxonomyi

Protein namesi
Recommended name:
Phosphatidylinositol transfer protein beta isoform
Short name:
PI-TP-beta
Short name:
PtdIns transfer protein beta
Short name:
PtdInsTP beta
Gene namesi
Name:PITPNB
OrganismiHomo sapiens (Human)
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
ProteomesiUP000005640: Chromosome 22

Organism-specific databases

HGNCiHGNC:9002. PITPNB.

Subcellular locationi

Cytoplasm By similarity. Golgi apparatus By similarity

GO - Cellular componenti

  1. endoplasmic reticulum membrane Source: Reactome
  2. extracellular vesicular exosome Source: UniProt
  3. Golgi membrane Source: Reactome
Complete GO annotation...

Keywords - Cellular componenti

Cytoplasm, Golgi apparatus

Pathology & Biotechi

Organism-specific databases

PharmGKBiPA33336.

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Initiator methioninei1 – 11RemovedBy similarity
Chaini2 – 271270Phosphatidylinositol transfer protein beta isoformPRO_0000191643Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Modified residuei215 – 2151N6-acetyllysine1 Publication
Modified residuei262 – 2621PhosphoserineBy similarity

Post-translational modificationi

Constitutive phosphorylation of Ser-262 has no effect on phospholipid transfer activity but is required for Golgi targeting.By similarity

Keywords - PTMi

Acetylation, Phosphoprotein

Proteomic databases

MaxQBiP48739.
PaxDbiP48739.
PRIDEiP48739.

PTM databases

PhosphoSiteiP48739.

Expressioni

Tissue specificityi

Widely expressed in various tissues including brain.

Gene expression databases

BgeeiP48739.
CleanExiHS_PITPNB.
ExpressionAtlasiP48739. baseline and differential.
GenevestigatoriP48739.

Organism-specific databases

HPAiHPA000528.

Interactioni

Protein-protein interaction databases

BioGridi117261. 4 interactions.
IntActiP48739. 1 interaction.
MINTiMINT-5002601.
STRINGi9606.ENSP00000334738.

Structurei

3D structure databases

ProteinModelPortaliP48739.
SMRiP48739. Positions 2-270.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Phylogenomic databases

eggNOGiNOG250489.
GeneTreeiENSGT00760000119216.
HOGENOMiHOG000006717.
HOVERGENiHBG058915.
InParanoidiP48739.
OMAiFIQKSER.
OrthoDBiEOG7PGDRB.
PhylomeDBiP48739.
TreeFamiTF313279.

Family and domain databases

Gene3Di3.30.530.20. 1 hit.
InterProiIPR001666. PI_transfer.
IPR023393. START-like_dom.
[Graphical view]
PANTHERiPTHR10658. PTHR10658. 1 hit.
PfamiPF02121. IP_trans. 1 hit.
[Graphical view]
PRINTSiPR00391. PITRANSFER.

Sequences (3)i

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

This entry describes 3 isoformsi produced by alternative splicing. Align

Isoform 1 (identifier: P48739-1) [UniParc]FASTAAdd to Basket

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

« Hide

        10         20         30         40         50
MVLIKEFRVV LPCSVQEYQV GQLYSVAEAS KNETGGGEGI EVLKNEPYEK
60 70 80 90 100
DGEKGQYTHK IYHLKSKVPA FVRMIAPEGS LVFHEKAWNA YPYCRTIVTN
110 120 130 140 150
EYMKDDFFIK IETWHKPDLG TLENVHGLDP NTWKTVEIVH IDIADRSQVE
160 170 180 190 200
PADYKADEDP ALFQSVKTKR GPLGPNWKKE LANSPDCPQM CAYKLVTIKF
210 220 230 240 250
KWWGLQSKVE NFIQKQEKRI FTNFHRQLFC WIDKWIDLTM EDIRRMEDET
260 270
QKELETMRKR GSVRGTSAAD V
Length:271
Mass (Da):31,540
Last modified:January 23, 2007 - v2
Checksum:iAC5333FBC0F6CA06
GO
Isoform 2 (identifier: P48739-2) [UniParc]FASTAAdd to Basket

The sequence of this isoform differs from the canonical sequence as follows:
     257-271: MRKRGSVRGTSAADV → LRNQGQVRGTSAASDE

Show »
Length:272
Mass (Da):31,638
Checksum:i05142EA9F80BA7CB
GO
Isoform 3 (identifier: P48739-3) [UniParc]FASTAAdd to Basket

The sequence of this isoform differs from the canonical sequence as follows:
     1-7: MVLIKEF → MGDLLMEKC

Show »
Length:273
Mass (Da):31,700
Checksum:i547F67C88E573741
GO

Alternative sequence

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Alternative sequencei1 – 77MVLIKEF → MGDLLMEKC in isoform 3. 1 PublicationVSP_055132
Alternative sequencei257 – 27115MRKRG…SAADV → LRNQGQVRGTSAASDE in isoform 2. 1 PublicationVSP_012762Add
BLAST

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
D30037 mRNA. Translation: BAA06277.1.
CR456541 mRNA. Translation: CAG30427.1.
AK302367 mRNA. Translation: BAH13686.1.
AL031591 Genomic DNA. Translation: CAB63033.1.
AL031591 Genomic DNA. Translation: CAQ68296.1.
CH471095 Genomic DNA. Translation: EAW59743.1.
BC018704 mRNA. Translation: AAH18704.1.
BC031427 mRNA. Translation: AAH31427.1.
CCDSiCCDS13842.1. [P48739-1]
CCDS63433.1. [P48739-2]
RefSeqiNP_001271206.1. NM_001284277.1. [P48739-2]
NP_001271207.1. NM_001284278.1. [P48739-3]
NP_036531.1. NM_012399.4. [P48739-1]
UniGeneiHs.705323.

Genome annotation databases

EnsembliENST00000320996; ENSP00000321266; ENSG00000180957. [P48739-2]
ENST00000335272; ENSP00000334738; ENSG00000180957. [P48739-1]
GeneIDi23760.
KEGGihsa:23760.
UCSCiuc003adk.3. human. [P48739-1]
uc003adl.3. human. [P48739-2]
uc011akh.2. human.

Polymorphism databases

DMDMi1346772.

Keywords - Coding sequence diversityi

Alternative splicing

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
D30037 mRNA. Translation: BAA06277.1 .
CR456541 mRNA. Translation: CAG30427.1 .
AK302367 mRNA. Translation: BAH13686.1 .
AL031591 Genomic DNA. Translation: CAB63033.1 .
AL031591 Genomic DNA. Translation: CAQ68296.1 .
CH471095 Genomic DNA. Translation: EAW59743.1 .
BC018704 mRNA. Translation: AAH18704.1 .
BC031427 mRNA. Translation: AAH31427.1 .
CCDSi CCDS13842.1. [P48739-1 ]
CCDS63433.1. [P48739-2 ]
RefSeqi NP_001271206.1. NM_001284277.1. [P48739-2 ]
NP_001271207.1. NM_001284278.1. [P48739-3 ]
NP_036531.1. NM_012399.4. [P48739-1 ]
UniGenei Hs.705323.

3D structure databases

ProteinModelPortali P48739.
SMRi P48739. Positions 2-270.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

BioGridi 117261. 4 interactions.
IntActi P48739. 1 interaction.
MINTi MINT-5002601.
STRINGi 9606.ENSP00000334738.

PTM databases

PhosphoSitei P48739.

Polymorphism databases

DMDMi 1346772.

Proteomic databases

MaxQBi P48739.
PaxDbi P48739.
PRIDEi P48739.

Protocols and materials databases

DNASUi 23760.
Structural Biology Knowledgebase Search...

Genome annotation databases

Ensembli ENST00000320996 ; ENSP00000321266 ; ENSG00000180957 . [P48739-2 ]
ENST00000335272 ; ENSP00000334738 ; ENSG00000180957 . [P48739-1 ]
GeneIDi 23760.
KEGGi hsa:23760.
UCSCi uc003adk.3. human. [P48739-1 ]
uc003adl.3. human. [P48739-2 ]
uc011akh.2. human.

Organism-specific databases

CTDi 23760.
GeneCardsi GC22M028202.
HGNCi HGNC:9002. PITPNB.
HPAi HPA000528.
MIMi 606876. gene.
neXtProti NX_P48739.
PharmGKBi PA33336.
GenAtlasi Search...

Phylogenomic databases

eggNOGi NOG250489.
GeneTreei ENSGT00760000119216.
HOGENOMi HOG000006717.
HOVERGENi HBG058915.
InParanoidi P48739.
OMAi FIQKSER.
OrthoDBi EOG7PGDRB.
PhylomeDBi P48739.
TreeFami TF313279.

Enzyme and pathway databases

Reactomei REACT_121079. PI and PC transport between ER and Golgi membranes.

Miscellaneous databases

ChiTaRSi PITPNB. human.
GeneWikii PITPNB.
GenomeRNAii 23760.
NextBioi 35480287.
PROi P48739.
SOURCEi Search...

Gene expression databases

Bgeei P48739.
CleanExi HS_PITPNB.
ExpressionAtlasi P48739. baseline and differential.
Genevestigatori P48739.

Family and domain databases

Gene3Di 3.30.530.20. 1 hit.
InterProi IPR001666. PI_transfer.
IPR023393. START-like_dom.
[Graphical view ]
PANTHERi PTHR10658. PTHR10658. 1 hit.
Pfami PF02121. IP_trans. 1 hit.
[Graphical view ]
PRINTSi PR00391. PITRANSFER.
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Cloning and expression of human cDNA encoding phosphatidylinositol transfer protein beta."
    Tanaka S., Yamashita S., Hosaka K.
    Biochim. Biophys. Acta 1259:199-202(1995) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1).
    Tissue: Brain.
  2. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1).
  3. "Complete sequencing and characterization of 21,243 full-length human cDNAs."
    Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S.
    , Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., Isogai T., Sugano S.
    Nat. Genet. 36:40-45(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 3).
    Tissue: Testis.
  4. "The DNA sequence of human chromosome 22."
    Dunham I., Hunt A.R., Collins J.E., Bruskiewich R., Beare D.M., Clamp M., Smink L.J., Ainscough R., Almeida J.P., Babbage A.K., Bagguley C., Bailey J., Barlow K.F., Bates K.N., Beasley O.P., Bird C.P., Blakey S.E., Bridgeman A.M.
    , Buck D., Burgess J., Burrill W.D., Burton J., Carder C., Carter N.P., Chen Y., Clark G., Clegg S.M., Cobley V.E., Cole C.G., Collier R.E., Connor R., Conroy D., Corby N.R., Coville G.J., Cox A.V., Davis J., Dawson E., Dhami P.D., Dockree C., Dodsworth S.J., Durbin R.M., Ellington A.G., Evans K.L., Fey J.M., Fleming K., French L., Garner A.A., Gilbert J.G.R., Goward M.E., Grafham D.V., Griffiths M.N.D., Hall C., Hall R.E., Hall-Tamlyn G., Heathcott R.W., Ho S., Holmes S., Hunt S.E., Jones M.C., Kershaw J., Kimberley A.M., King A., Laird G.K., Langford C.F., Leversha M.A., Lloyd C., Lloyd D.M., Martyn I.D., Mashreghi-Mohammadi M., Matthews L.H., Mccann O.T., Mcclay J., Mclaren S., McMurray A.A., Milne S.A., Mortimore B.J., Odell C.N., Pavitt R., Pearce A.V., Pearson D., Phillimore B.J.C.T., Phillips S.H., Plumb R.W., Ramsay H., Ramsey Y., Rogers L., Ross M.T., Scott C.E., Sehra H.K., Skuce C.D., Smalley S., Smith M.L., Soderlund C., Spragon L., Steward C.A., Sulston J.E., Swann R.M., Vaudin M., Wall M., Wallis J.M., Whiteley M.N., Willey D.L., Williams L., Williams S.A., Williamson H., Wilmer T.E., Wilming L., Wright C.L., Hubbard T., Bentley D.R., Beck S., Rogers J., Shimizu N., Minoshima S., Kawasaki K., Sasaki T., Asakawa S., Kudoh J., Shintani A., Shibuya K., Yoshizaki Y., Aoki N., Mitsuyama S., Roe B.A., Chen F., Chu L., Crabtree J., Deschamps S., Do A., Do T., Dorman A., Fang F., Fu Y., Hu P., Hua A., Kenton S., Lai H., Lao H.I., Lewis J., Lewis S., Lin S.-P., Loh P., Malaj E., Nguyen T., Pan H., Phan S., Qi S., Qian Y., Ray L., Ren Q., Shaull S., Sloan D., Song L., Wang Q., Wang Y., Wang Z., White J., Willingham D., Wu H., Yao Z., Zhan M., Zhang G., Chissoe S., Murray J., Miller N., Minx P., Fulton R., Johnson D., Bemis G., Bentley D., Bradshaw H., Bourne S., Cordes M., Du Z., Fulton L., Goela D., Graves T., Hawkins J., Hinds K., Kemp K., Latreille P., Layman D., Ozersky P., Rohlfing T., Scheet P., Walker C., Wamsley A., Wohldmann P., Pepin K., Nelson J., Korf I., Bedell J.A., Hillier L.W., Mardis E., Waterston R., Wilson R., Emanuel B.S., Shaikh T., Kurahashi H., Saitta S., Budarf M.L., McDermid H.E., Johnson A., Wong A.C.C., Morrow B.E., Edelmann L., Kim U.J., Shizuya H., Simon M.I., Dumanski J.P., Peyrard M., Kedra D., Seroussi E., Fransson I., Tapia I., Bruder C.E., O'Brien K.P., Wilkinson P., Bodenteich A., Hartman K., Hu X., Khan A.S., Lane L., Tilahun Y., Wright H.
    Nature 402:489-495(1999) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
  5. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
  6. "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)."
    The MGC Project Team
    Genome Res. 14:2121-2127(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 2).
    Tissue: Lymph and Skin.
  7. "Lysine acetylation targets protein complexes and co-regulates major cellular functions."
    Choudhary C., Kumar C., Gnad F., Nielsen M.L., Rehman M., Walther T.C., Olsen J.V., Mann M.
    Science 325:834-840(2009) [PubMed] [Europe PMC] [Abstract]
    Cited for: ACETYLATION [LARGE SCALE ANALYSIS] AT LYS-215, IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
  8. Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
  9. Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].

Entry informationi

Entry nameiPIPNB_HUMAN
AccessioniPrimary (citable) accession number: P48739
Secondary accession number(s): B3KYB8, B7Z7Q0, Q8N5W1
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1996
Last sequence update: January 23, 2007
Last modified: October 29, 2014
This is version 128 of the entry and version 2 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Human chromosome 22
    Human chromosome 22: entries, gene names and cross-references to MIM
  2. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
  3. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3