CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-021521
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Inositol-pentakisphosphate 2-kinase 
Protein Synonyms/Alias
 IPK1 homolog; Inositol-1,3,4,5,6-pentakisphosphate 2-kinase; Ins(1,3,4,5,6)P5 2-kinase; InsP5 2-kinase 
Gene Name
 IPPK 
Gene Synonyms/Alias
 C9orf12 
Created Date
 July 27, 2013 
Organism
 Homo sapiens (Human) 
NCBI Taxa ID
 9606 
Lysine Modification
Position
Peptide
Type
References
190LDLYSGNKQRMHFALubiquitination[1]
209QEAQNNLKIFKNGELubiquitination[1]
357EEFPEERKTLQIDGPubiquitination[1, 2]
Reference
 [1] Refined preparation and use of anti-diglycine remnant (K-ε-GG) antibody enables routine quantification of 10,000s of ubiquitination sites in single proteomics experiments.
 Udeshi ND, Svinkina T, Mertins P, Kuhn E, Mani DR, Qiao JW, Carr SA.
 Mol Cell Proteomics. 2013 Mar;12(3):825-31. [PMID: 23266961]
 [2] Systematic and quantitative assessment of the ubiquitin-modified proteome.
 Kim W, Bennett EJ, Huttlin EL, Guo A, Li J, Possemato A, Sowa ME, Rad R, Rush J, Comb MJ, Harper JW, Gygi SP.
 Mol Cell. 2011 Oct 21;44(2):325-40. [PMID: 21906983
Functional Description
 Phosphorylates Ins(1,3,4,5,6)P5 at position 2 to form Ins(1,2,3,4,5,6)P6 (InsP6 or phytate). InsP6 is involved in many processes such as mRNA export, non-homologous end-joining, endocytosis, ion channel regulation. It also protects cells from TNF-alpha-induced apoptosis. 
Sequence Annotation
 MOTIF 136 140 EXKPK motif.  
Keyword
 ATP-binding; Complete proteome; Cytoplasm; Kinase; Nucleotide-binding; Nucleus; Polymorphism; Reference proteome; Transferase. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 491 AA 
Protein Sequence
MEEGKMDENE WGYHGEGNKS LVVAHAQRCV VLRFLKFPPN RKKTSEEIFQ HLQNIVDFGK 60
NVMKEFLGEN YVHYGEVVQL PLEFVKQLCL KIQSERPESR CDKDLDTLSG YAMCLPNLTR 120
LQTYRFAEHR PILCVEIKPK CGFIPFSSDV THEMKHKVCR YCMHQHLKVA TGKWKQISKY 180
CPLDLYSGNK QRMHFALKSL LQEAQNNLKI FKNGELIYGC KDARSPVADW SELAHHLKPF 240
FFPSNGLASG PHCTRAVIRE LVHVITRVLL SGSDKGRAGT LSPGLGPQGP RVCEASPFSR 300
SLRCQGKNTP ERSGLPKGCL LYKTLQVQML DLLDIEGLYP LYNRVERYLE EFPEERKTLQ 360
IDGPYDEAFY QKLLDLSTED DGTVAFALTK VQQYRVAMTA KDCSIMIALS PCLQDASSDQ 420
RPVVPSSRSR FAFSVSVLDL DLKPYESIPH QYKLDGKIVN YYSKTVRAKD NAVMSTRFKE 480
SEDCTLVLHK V 491 
Gene Ontology
 GO:0005829; C:cytosol; TAS:Reactome.
 GO:0005654; C:nucleoplasm; TAS:Reactome.
 GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
 GO:0035299; F:inositol pentakisphosphate 2-kinase activity; IDA:HGNC.
 GO:0043647; P:inositol phosphate metabolic process; TAS:Reactome.
 GO:0052746; P:inositol phosphorylation; IDA:BHF-UCL. 
Interpro
 IPR009286; Ins_P5_2-kin. 
Pfam
 PF06090; Ins_P5_2-kin 
SMART
  
PROSITE
  
PRINTS