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Overview

Uniprot IDQ8NDD1
Protein Name40S small subunit processome assembly factor 1
Gene NameFSAF1
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
138 VEFHSNKKRKLTPDH
187 ITGYGKGKERILEQE
239 AQETDIFKKKKRKGQ
270 GRIGQVGKFKNGTLI
272 IGQVGKFKNGTLILS

Function

Part of the small subunit (SSU) processome, first precursor of the small eukaryotic ribosomal subunit. During the assembly of the SSU processome in the nucleolus, many ribosome biogenesis factors, an RNA chaperone and ribosomal proteins associate with the nascent pre-rRNA and work in concert to generate RNA folding, modifications, rearrangements and cleavage as well as targeted degradation of pre-ribosomal RNA by the RNA exosome. Prevents helicase DHX37 to be recruited before post-A1 state

Protein Sequence

10 MRVDSSADPT 20 MSQEQGPGSS 30 TPPSSPTLLD 40 ALLQNLYDFG 50 GTEGETEQKK 60 IIKKRENKKR 70 DVMASAALAA 80 EPSPLPGSLI 90 RGQRKSASSF 100 FKELREERHC 110 APSGTPTGPE 120 ILAAAVPPSS 130 LKNNREQVEV 140 VEFHSNKKRK 150 LTPDHNKNTK 160 QANPSVLERD 170 VDTQEFNLEK 180 ARLEVHRFGI 190 TGYGKGKERI 200 LEQERAIMLG 210 AKPPKKSYVN 220 YKVLQEQIKE 230 KKAAKEEEKR 240 LAQETDIFKK 250 KKRKGQEDRK 260 SKKKSAPSIL 270 SNGRIGQVGK 280 FKNGTLILSP 290 VDIKKINSSR VAK

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005694 chromosome
Cellular Component GO:0005730 nucleolus
Cellular Component GO:0032040 small-subunit processome
Molecular Function GO:0003723 RNA binding
Biological Process GO:0030490 maturation of SSU-rRNA
Biological Process GO:0042274 ribosomal small subunit biogenesis

Reference

PMID: N/A