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Gene, Transcriptome, Protein, Pathway or Disease. 

Protein basic information

LiverAtlas Protein ID

HuLPr29739

Uniprot ID

PI51B_HUMAN

Uniprot Acc

O14986;A8K9L9;P78518;P78519;Q5T5K6;Q5T5K8;Q5T5K9;Q5VZ00;Q7KYT5;Q8NHQ5;Q92749;

Protein name

Phosphatidylinositol-4-phosphate 5-kinase type-1 beta

Comment

FUNCTION:Mediates RAC1-dependent reorganization of actin filaments (By similarity). Participates in the biosynthesis of phosphatidylinositol-4,5-bisphosphate.||CATALYTIC ACTIVITY:ATP + 1-phosphatidyl-1D-myo-inositol 4- phosphate = ADP + 1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate.||SUBUNIT:Interacts with RAC1 (By similarity).||INTERACTION:O43791:SPOP; NbExp=1; IntAct=EBI-1053734, EBI-743549;||SUBCELLULAR LOCATION:Endomembrane system (By similarity). Note=Associated with membranes (By similarity).||ALTERNATIVE PRODUCTS:Event=Alternative splicing; Named isoforms=2; Name=1; IsoId=O14986-1; Sequence=Displayed; Name=2; Synonyms=Isoform 1; IsoId=O14986-2; Sequence=VSP 016010, VSP 016011;||TISSUE SPECIFICITY:Detected in heart, pancreas, brain, kidney, skeletal muscle and lung.||SIMILARITY:Contains 1 PIPK domain.

Subcellular localization

Endomembrane system(By similarity).

Gene name

phosphatidylinositol-4-phosphate 5-kinase, type I, beta

Protein sequence

MSSAAENGEAAPGKQNEEKTYKKTASSAIKGAIQLGIGYT VGNLTSKPERDVLMQDFYVVESVFLPSEGSNLTPAHHYP DFRFKTYAPLAFRYFRELFGIKPDDYLYSICSEPLIELS NPGASGSLFFVTSDDEFIIKTVQHKEAEFLQKLLPGYYM NLNQNPRTLLPKFYGLYCMQSGGINIRIVVMNNVLPRSM RMHFTYDLKGSTYKRRASRKEREKSNPTFKDLDFLQDMH EGLYFDTETYNALMKTLQRDCRVLESFKIMDYSLLLGIH FLDHSLKEKEEETPQNVPDAKRTGMQKVLYSTAMESIQG PGKSGDGIITENPDTMGGIPAKSHRGEKLLLFMGIIDIL QSYRLMKKLEHSWKALVYDGDTVSVHRPSFYADRFLKFM NSRVFKKIQALKASPSKKRCNSIAALKATSQEIVSSISQ EWKDEKRDLLTEGQSFSSLDEEALGSRHRPDLVPSTPSL FEAASLATTISSSSLYVNEHYPHDRPTLYSNSKGLPSSS TFTLEEGTIYLTAEPNTLEVQDDNASVLDVYL

Database cross reference

RefSeq Protein accession:NP_003549
RefSeq Protein gi:4505817

Liver relevance

HLPP validation

Yes/No

Yes

Project name

Chinese Liver;Human Liver Organelles;

Ontology annotation

GO-C

GO:0012505;C:endomembrane system;IEA:UniProtKB-SubCell. GO:0016020;C:membrane;IEA:UniProtKB-KW. GO:0001931;C:uropod;IDA:UniProtKB.

GO-F

GO:0016308;F:1-phosphatidylinositol-4-phosphate 5-kinase activity;NAS:UniProtKB. GO:0005524;F:ATP binding;IEA:UniProtKB-KW. GO:0005515;F:protein binding;IPI:UniProtKB.

Post-translational modification

LiverAtlas Protein ID

MOD type1

Position1

Residue1

Source name1

source ID1

Source method

HLPP validation1 (Yes/no)

Quality score

HuLPr29739

PHOSPHORYLATION

445

S

PhosphoSitePlus

4711014

LTP

N

HuLPr29739

PHOSPHORYLATION

448

S

PhosphoSitePlus

4711024

LTP

N

HuLPr29739

PHOSPHORYLATION

105

Y

PhosphoSitePlus

9471801

LTP

N

HuLPr29739

PHOSPHORYLATION

405

S

PhosphoSitePlus

7444644

LTP

N

Pathway

Pathway name

RAC1_signaling_pathway

Pathway name

RhoA_signaling_pathway

Pathway name

Canonical_Wnt_signaling_pathway