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Overview

Uniprot IDQ13112
Protein NameChromatin assembly factor 1 subunit B
Gene NameCHAF1B
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
477 QPSSQNTKAHPSRRV
494 NTLQAWSKTTPRRIN

Function

Acts as a component of the histone chaperone complex chromatin assembly factor 1 (CAF-1), which assembles histone octamers onto DNA during replication and repair. CAF-1 performs the first step of the nucleosome assembly process, bringing newly synthesized histones H3 and H4 to replicating DNA; histones H2A/H2B can bind to this chromatin precursor subsequent to DNA replication to complete the histone octamer

Protein Sequence

10 MKVITCEIAW 20 HNKEPVYSLD 30 FQHGTAGRIH 40 RLASAGVDTN 50 VRIWKVEKGP 60 DGKAIVEFLS 70 NLARHTKAVN 80 VVRFSPTGEI 90 LASGGDDAVI 100 LLWKVNDNKE 110 PEQIAFQDED 120 EAQLNKENWT 130 VVKTLRGHLE 140 DVYDICWATD 150 GNLMASASVD 160 NTAIIWDVSK 170 GQKISIFNEH 180 KSYVQGVTWD 190 PLGQYVATLS 200 CDRVLRVYSI 210 QKKRVAFNVS 220 KMLSGIGAEG 230 EARSYRMFHD 240 DSMKSFFRRL 250 SFTPDGSLLL 260 TPAGCVESGE 270 NVMNTTYVFS 280 RKNLKRPIAH 290 LPCPGKATLA 300 VRCCPVYFEL 310 RPVVETGVEL 320 MSLPYRLVFA 330 VASEDSVLLY 340 DTQQSFPFGY 350 VSNIHYHTLS 360 DISWSSDGAF 370 LAISSTDGYC 380 SFVTFEKDEL 390 GIPLKEKPVL 400 NMRTPDTAKK 410 TKSQTHRGSS 420 PGPRPVEGTP 430 ASRTQDPSSP 440 GTTPPQARQA 450 PAPTVIRDPP 460 SITPAVKSPL 470 PGPSEEKTLQ 480 PSSQNTKAHP 490 SRRVTLNTLQ 500 AWSKTTPRRI 510 NLTPLKTDTP 520 PSSVPTSVIS 530 TPSTEEIQSE 540 TPGDAQGSPP 550 ELKRPRLDEN KGGTESLDP

Gene Ontology

Classification GO ID Description
Cellular Component GO:0033186 CAF-1 complex
Cellular Component GO:0000785 chromatin
Cellular Component GO:0005737 cytoplasm
Cellular Component GO:0005654 nucleoplasm
Cellular Component GO:0005634 nucleus
Cellular Component GO:0032991 protein-containing complex
Molecular Function GO:0003682 chromatin binding
Molecular Function GO:0042393 histone binding
Molecular Function GO:0051082 unfolded protein binding
Biological Process GO:0006281 DNA repair
Biological Process GO:0006260 DNA replication
Biological Process GO:0006335 DNA replication-dependent chromatin assembly
Biological Process GO:0006334 nucleosome assembly

Reference

[1] He C, Zhang J, Bai X, Lu C, Zhang K. Lysine lactylation-based insight to understanding the characterization of cervical cancer.. Biochim Biophys Acta Mol Basis Dis 1870(7):167356. 2024 Oct. PMID: 39025375.