Toggle navigation
About
What is Reactome ?
News
Team
Scientific Advisory Board
Funding
Editorial Calendar
Release Calendar
Statistics
Our Logo
License Agreement
Privacy Notice
Disclaimer
Digital Preservation
Contact us
Content
Table of Contents
DOIs
Data Schema
Reactome Research Spotlight
ORCID Integration Project
COVID-19 Disease Pathways
Docs
Userguide
Pathway Browser
How do I search ?
Details Panel
Analysis Tools
Analysis Data
Analysis Gene Expression
Species Comparison
Tissue Distribution
Diseases
Cytomics
Review Status of Reactome Events
ReactomeFIViz
Developer's Zone
Graph Database
Analysis Service
Content Service
Pathways Overview
Pathway Diagrams
Icon Info
EHLD Specs & Guidelines
Icon Library Guidelines
Data Model
Curator Guide
Release Documentation
Computationally inferred events
FAQ
Linking to Us
Citing us
Tools
Pathway Browser
Analyse gene list
Analyse gene expression
Species Comparison
Tissue Distribution
Analysis Service
Content Service
ReactomeFIViz
Advanced Data Search
Site Search
Community
Contribute Pathway Knowledge
Icon Library
Outreach
Events
Publications
Partners
Contributors
Resources Guide
Download
About
What is Reactome ?
News
Team
Scientific Advisory Board
Funding
Editorial Calendar
Release Calendar
Statistics
Our Logo
License Agreement
Privacy Notice
Disclaimer
Digital Preservation
Contact us
Content
Table of Contents
DOIs
Data Schema
Reactome Research Spotlight
ORCID Integration Project
COVID-19 Disease Pathways
Docs
Userguide
Pathway Browser
How do I search ?
Details Panel
Analysis Tools
Analysis Data
Analysis Gene Expression
Species Comparison
Tissue Distribution
Diseases
Cytomics
Review Status of Reactome Events
ReactomeFIViz
Developer's Zone
Graph Database
Analysis Service
Content Service
Pathways Overview
Pathway Diagrams
Icon Info
EHLD Specs & Guidelines
Icon Library Guidelines
Data Model
Curator Guide
Release Documentation
Computationally inferred events
FAQ
Linking to Us
Citing us
Tools
Pathway Browser
Analyse gene list
Analyse gene expression
Species Comparison
Tissue Distribution
Analysis Service
Content Service
ReactomeFIViz
Advanced Data Search
Site Search
Community
Contribute Pathway Knowledge
Icon Library
Outreach
Events
Publications
Partners
Contributors
Resources Guide
Download
Search ...
Go!
ITPKB [cytosol]
Stable Identifier
R-HSA-1604605
Type
Protein [EntityWithAccessionedSequence]
Species
Homo sapiens
Compartment
cytosol
Locations in the PathwayBrowser
Expand all
Metabolism (Homo sapiens)
Inositol phosphate metabolism (Homo sapiens)
Synthesis of IP3 and IP4 in the cytosol (Homo sapiens)
I(1,4,5)P3 is phosphorylated to I(1,3,4,5)P4 by ITPKA/B/C in the cytosol (Homo sapiens)
ITPKA/B/C [cytosol] (Homo sapiens)
ITPKB [cytosol] (Homo sapiens)
active ITPKA/B/C [cytosol] (Homo sapiens)
ITPKB:Ca2+:CALM1 [cytosol] (Homo sapiens)
ITPKB [cytosol] (Homo sapiens)
External Reference Information
External Reference
UniProt:P27987 ITPKB
Gene Names
ITPKB
Chain
chain:1-946
Reference Genes
BioGPS Gene:3707 ITPKB
COSMIC (genes):ITPKB ITPKB
CTD Gene:3707 ITPKB
dbSNP Gene:3707 ITPKB
ENSEMBL:ENSG00000143772 ITPKB
HGNC:6179 ITPKB
KEGG:hsa:3707 ITPKB
Monarch:3707 ITPKB
NCBI Gene:3707 ITPKB
OMIM:147522 ITPKB
UCSC:P27987 ITPKB
Reference Transcript
RefSeq:NM_001388404.1 ITPKB
RefSeq:NM_002221.3 ITPKB
RefSeq:XM_005273120.2 ITPKB
Other Identifiers
11720738_at
11720739_s_at
11759966_at
1554306_3p_at
1554306_PM_at
1554306_at
16700058
203723_PM_at
203723_at
2458923
2458924
2458925
2458929
2458931
2458935
2458944
2458946
2458947
2458964
2458983
2458984
2458985
2458986
2458987
2458988
2458989
2458990
2458991
2458992
2458993
2458994
3707
37272_at
70726_at
7924760
A_23_P372255
A_24_P119545
GE59824
GO:0000165
GO:0000166
GO:0000828
GO:0002262
GO:0002376
GO:0005515
GO:0005516
GO:0005524
GO:0005634
GO:0005737
GO:0005783
GO:0005829
GO:0005856
GO:0006629
GO:0007165
GO:0007166
GO:0008440
GO:0016020
GO:0016301
GO:0016740
GO:0030154
GO:0030217
GO:0032957
GO:0032958
GO:0033030
GO:0035726
GO:0045059
GO:0045061
GO:0045638
GO:0046579
GO:0046638
GO:0046854
GO:0071277
HMNXSV003020332
HMNXSV003036154
HMNXSV003045167
ILMN_1700432
PH_hs_0004548
TC01003901.hg
X57206_at
g4504790_3p_at
Participates
as a component of
ITPKB:Ca2+:CALM1 [cytosol] (Homo sapiens)
as a member of
ITPKA/B/C [cytosol] (Homo sapiens)
Inferred To
ITPKB [cytosol]
(Bos taurus)
ITPKB [cytosol]
(Canis familiaris)
IP3K1 [cytosol]
(Drosophila melanogaster)
lfe-2 [cytosol]
(Caenorhabditis elegans)
Itpkb [cytosol]
(Mus musculus)
Itpkb [cytosol]
(Rattus norvegicus)
Cross References
RefSeq
NP_002212.3
,
XP_005273177.1
,
NP_001375333.1
Guide to Pharmacology - Targets
1448
ENSEMBL
ENST00000366784
,
ENSP00000355748
,
ENST00000429204
,
ENSG00000143772
,
ENSP00000411152
,
ENSP00000272117
,
ENST00000272117
OpenTargets
ENSG00000143772
IntEnz
2.7.1.127
GeneCards
ITPKB
HPA
ENSG00000143772-ITPKB
PRO
P27987
Pharos - Targets
P27987
HMDB Protein
HMDBP00983
Interactors (4)
Accession
#Entities
Entities
Confidence Score
Evidence (IntAct)
UniProt:Q08379 GOLGA2
3
p-S37-GOLGA2 [Golgi membrane]
(R-HSA-2172179)
GOLGA2 [endoplasmic reticulum-Golgi intermediate compartment membrane]
(R-HSA-2167933)
GOLGA2 [Golgi membrane]
(R-HSA-6808764)
0.666
4
UniProt:P15056 BRAF
20
p-S,T-BRAF [cytosol]
(R-HSA-169856)
BRAF(1-380)-MACF1(600-7388)fusion [cytosol]
(R-HSA-6802402)
p-BRAF(1-380)-MACF1(600-7388) fusion [cytosol]
(R-HSA-6802536)
BRAF E501G [cytosol]
(R-HSA-9651132)
BRAF D594N [cytosol]
(R-HSA-6802299)
BRAF D638E [cytosol]
(R-HSA-9651125)
BRAF G596R [cytosol]
(R-HSA-6802385)
BRAF D594V [cytosol]
(R-HSA-6802305)
BRAF G596V [cytosol]
(R-HSA-9651138)
BRAF G466E [cytosol]
(R-HSA-6802374)
BRAF D594G [cytosol]
(R-HSA-6802295)
BRAF L505H [cytosol]
(R-HSA-9648845)
BRAF F595L [cytosol]
(R-HSA-6802316)
BRAF L597V [cytosol]
(R-HSA-6802397)
BRAF G464E [cytosol]
(R-HSA-6802369)
BRAF N581D [cytosol]
(R-HSA-9651152)
BRAF E586K [cytosol]
(R-HSA-6802308)
BRAF V600K [cytosol]
(R-HSA-6802502)
BRAF A246P [cytosol]
(R-HSA-9651123)
BRAF G469V [cytosol]
(R-HSA-9648620)
0.596
4
UniProt:Q13099 IFT88
8
PolyUb-Misfolded IFT88 [lysosomal lumen]
(R-HSA-9660026)
PolyUb-Misfolded IFT88 [cytosol]
(R-HSA-9641125)
Ub-Misfolded IFT88 [cytosol]
(R-HSA-9641114)
Misfolded IFT88 [cytosol]
(R-HSA-9640115)
Misfolded IFT88 [cilium]
(R-HSA-9640106)
IFT88 [cilium]
(R-HSA-5610385)
PolyUb-Misfolded IFT88 [late endosome lumen]
(R-HSA-9660031)
IFT88 [ciliary tip]
(R-HSA-5625371)
0.556
3
UniProt:Q8N9R8 SCAI
1
SCAI [nucleoplasm]
(R-HSA-5666012)
0.556
3
© 2025
Reactome
This website requires cookies and the limited processing of your personal data in order to function. By using the site you are agreeing to this as outlined in our
Privacy Notice
.
I agree, dismiss this banner
Cite Us!
Cite Us!
Cite Us!
Warning!
Unable to extract citation. Please try again later.
Download As:
BibTeX
RIS
Text