UniProt Accession

 H1X_HUMAN; Q92522 

Genbank Protein ID

 D64142; BC000426; BC010435 

Genbank Nucleotide ID

 BAA11018.1; AAH00426.1; AAH10435.1 

Protein Name

 Histone H1x 

Protein Synonyms/Alias

  

Gene Name

 H1FX 

Gene Synonyms/Alias

  

Created Date

 July 27, 2013 

Organism

 Homo sapiens (Human) 

NCBI Taxa ID

 9606 

Lysine Modification

Position	Peptide	Type	References
47	KKKNQPGKYSQLVVE	acetylation	[1]
47	KKKNQPGKYSQLVVE	ubiquitination	[2, 3, 4]
106	NDTLLQVKGTGANGS	ubiquitination	[2, 3, 4, 5, 6, 7, 8]
179	HKKGAGAKKDKGGKA	acetylation	[1]
180	KKGAGAKKDKGGKAK	acetylation	[1]
182	GAGAKKDKGGKAKKT	acetylation	[1]
185	AKKDKGGKAKKTAAA	acetylation	[1]

Reference

 [1] Lysine acetylation targets protein complexes and co-regulates major cellular functions.
 Choudhary C, Kumar C, Gnad F, Nielsen ML, Rehman M, Walther TC, Olsen JV, Mann M.
 Science. 2009 Aug 14;325(5942):834-40. [PMID: 19608861]
 [2] 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]
 [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] 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]
 [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]
 [8] Landscape of the PARKIN-dependent ubiquitylome in response to mitochondrial depolarization.
 Sarraf SA, Raman M, Guarani-Pereira V, Sowa ME, Huttlin EL, Gygi SP, Harper JW.
 Nature. 2013 Apr 18;496(7445):372-6. [PMID: 23503661] 

Functional Description

 Histones H1 are necessary for the condensation of nucleosome chains into higher-order structures. 

Sequence Annotation

 DOMAIN 44 118 H15.
 MOD_RES 2 2 N-acetylserine.
 MOD_RES 2 2 Phosphoserine.
 MOD_RES 31 31 Phosphoserine.
 MOD_RES 33 33 Phosphoserine.
 MOD_RES 47 47 N6-acetyllysine.  

Keyword

 3D-structure; Acetylation; Chromosome; Complete proteome; Direct protein sequencing; DNA-binding; Nucleus; Phosphoprotein; Reference proteome. 

Sequence Source

 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 

Protein Length

 213 AA 

Protein Sequence

Gene Ontology

 GO:0000786; C:nucleosome; NAS:UniProtKB.
 GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
 GO:0003677; F:DNA binding; NAS:UniProtKB.
 GO:0006334; P:nucleosome assembly; NAS:UniProtKB. 

Interpro

 IPR005818; Histone_H1/H5.
 IPR005819; Histone_H5.
 IPR011991; WHTH_DNA-bd_dom. 

Pfam

 PF00538; Linker_histone 

SMART

 SM00526; H15 

PROSITE

 PS51504; H15 

PRINTS

 PR00624; HISTONEH5.