CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-007499
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Eukaryotic translation initiation factor 1 
Protein Synonyms/Alias
 eIF1; A121; Protein translation factor SUI1 homolog; Sui1iso1 
Gene Name
 EIF1 
Gene Synonyms/Alias
 SUI1 
Created Date
 July 27, 2013 
Organism
 Homo sapiens (Human) 
NCBI Taxa ID
 9606 
Lysine Modification
Position
Peptide
Type
References
42IQQRNGRKTLTTVQGubiquitination[1, 2, 3, 4]
91QLQGDQRKNICQFLVubiquitination[1, 2, 4, 5, 6, 7]
109LAKDDQLKVHGF***ubiquitination[2]
Reference
 [1] A proteome-wide, quantitative survey of in vivo ubiquitylation sites reveals widespread regulatory roles.
 Wagner SA, Beli P, Weinert BT, Nielsen ML, Cox J, Mann M, Choudhary C.
 Mol Cell Proteomics. 2011 Oct;10(10):M111.013284. [PMID: 21890473]
 [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]
 [3] Systems-wide analysis of ubiquitylation dynamics reveals a key role for PAF15 ubiquitylation in DNA-damage bypass.
 Povlsen LK, Beli P, Wagner SA, Poulsen SL, Sylvestersen KB, Poulsen JW, Nielsen ML, Bekker-Jensen S, Mailand N, Choudhary C.
 Nat Cell Biol. 2012 Oct;14(10):1089-98. [PMID: 23000965]
 [4] hCKSAAP_UbSite: improved prediction of human ubiquitination sites by exploiting amino acid pattern and properties.
 Chen Z, Zhou Y, Song J, Zhang Z.
 Biochim Biophys Acta. 2013 Aug;1834(8):1461-7. [PMID: 23603789]
 [5] Proteome-wide identification of ubiquitylation sites by conjugation of engineered lysine-less ubiquitin.
 Oshikawa K, Matsumoto M, Oyamada K, Nakayama KI.
 J Proteome Res. 2012 Feb 3;11(2):796-807. [PMID: 22053931]
 [6] Methods for quantification of in vivo changes in protein ubiquitination following proteasome and deubiquitinase inhibition.
 Udeshi ND, Mani DR, Eisenhaure T, Mertins P, Jaffe JD, Clauser KR, Hacohen N, Carr SA.
 Mol Cell Proteomics. 2012 May;11(5):148-59. [PMID: 22505724]
 [7] 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
Functional Description
 Necessary for scanning and involved in initiation site selection. Promotes the assembly of 48S ribosomal complexes at the authentic initiation codon of a conventional capped mRNA. 
Sequence Annotation
 MOD_RES 2 2 N-acetylserine.
 MOD_RES 9 9 Phosphoserine.  
Keyword
 3D-structure; Acetylation; Complete proteome; Initiation factor; Phosphoprotein; Polymorphism; Protein biosynthesis; Reference proteome. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 113 AA 
Protein Sequence
MSAIQNLHSF DPFADASKGD DLLPAGTEDY IHIRIQQRNG RKTLTTVQGI ADDYDKKKLV 60
KAFKKKFACN GTVIEHPEYG EVIQLQGDQR KNICQFLVEI GLAKDDQLKV HGF 113 
Gene Ontology
 GO:0005737; C:cytoplasm; TAS:ProtInc.
 GO:0003743; F:translation initiation factor activity; NAS:UniProtKB.
 GO:0006446; P:regulation of translational initiation; TAS:ProtInc.
 GO:0006950; P:response to stress; NAS:UniProtKB. 
Interpro
 IPR005874; SUI1_euk.
 IPR001950; TIF_SUI1. 
Pfam
 PF01253; SUI1 
SMART
  
PROSITE
 PS50296; SUI1 
PRINTS