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9XZM

Cryo-EM structure of F-box helicase 1 (FBH1) bound to an SCF ubiquitin ligase complex and a 3-way DNA fork (substrate structure)

Functional Information from GO Data
ChainGOidnamespacecontents
F0000724biological_processdouble-strand break repair via homologous recombination
F0000785cellular_componentchromatin
F0001934biological_processpositive regulation of protein phosphorylation
F0003678molecular_functionDNA helicase activity
F0003690molecular_functiondouble-stranded DNA binding
F0003697molecular_functionsingle-stranded DNA binding
F0005515molecular_functionprotein binding
F0005634cellular_componentnucleus
F0005694cellular_componentchromosome
F0006281biological_processDNA repair
F0006308biological_processDNA catabolic process
F0006974biological_processDNA damage response
F0015616molecular_functionDNA translocase activity
F0016567biological_processprotein ubiquitination
F0016887molecular_functionATP hydrolysis activity
F0019005cellular_componentSCF ubiquitin ligase complex
F0031146biological_processSCF-dependent proteasomal ubiquitin-dependent protein catabolic process
F0031297biological_processreplication fork processing
F0043138molecular_function3'-5' DNA helicase activity
F0072429biological_processresponse to intra-S DNA damage checkpoint signaling
F1902231biological_processpositive regulation of intrinsic apoptotic signaling pathway in response to DNA damage
F2000042biological_processnegative regulation of double-strand break repair via homologous recombination
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues263
DetailsDomain: {"description":"UvrD-like helicase ATP-binding","evidences":[{"source":"PROSITE-ProRule","id":"PRU00560","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsMotif: {"description":"APIM motif","evidences":[{"source":"PubMed","id":"23677613","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00560","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

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PDB entries from 2026-03-25

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