Basic Information

Gene Symbol
HSFX4
Assembly
GCA_949152445.1
Location
OX424537.1:6760584-6765491[+]

Transcription Factor Domain

TF Family
HSF
Domain
HSF_DNA-bind domain
PFAM
PF00447
TF Group
Helix-turn-helix
Description
Heat shock factor (HSF) is a transcriptional activator of heat shock genes [1, 4]: it binds specifically to heat shock promoter elements, which are palindromic sequences rich with repetitive purine and pyrimidine motifs [1]. Under normal conditions, HSF is a homo-trimeric cytoplasmic protein, but heat shock activation results in relocalisation to the nucleus [2]. Each HSF monomer contains one C-terminal and three N-terminal leucine zipper repeats [3]. Point mutations in these regions result in disruption of cellular localisation, rendering the protein constitutively nuclear [2]. Two sequences flanking the N-terminal zippers fit the consensus of a bi- partite nuclear localisation signal (NLS). Interaction between the N- and C-terminal zippers may result in a structure that masks the NLS sequences: following activation of HSF, these may then be unmasked, resulting in relocalisation of the protein to the nucleus [3]. The DNA-binding component of HSF lies to the N terminus of the first NLS region, and is referred to as the HSF domain.
Hmmscan Out
# of c-Evalue i-Evalue score bias hmm coord from hmm coord to ali coord from ali coord to env coord from env coord to acc
1 2 6e-23 5.7e-19 69.8 0.1 1 100 13 113 13 113 0.87
2 2 1.2 1.1e+04 -1.7 0.0 40 56 117 133 115 160 0.87

Sequence Information

Coding Sequence
ATGCAAGAAGATAGGAATGCAATATTTCAAATGCGTTTTCCTCAAAAATTGtggtatttattaaatttacgaACTGATGCTATTCTTTGGGGCGGTACTGGAAGAACAATTTTGTTGAATTATCGCATCCTTCATAATTACTTGCAGTGTGATCACTCAATCtttaaaactacaaatatatcaagCTTTGTTAGGCAGCTCAACTTATATGGGTTCAGAAAAGTTACTTCCCATTTGCAAGATCCTCTGTGTAATTCTAGTAACCCATACATGCACGAATATGTTCACGACTTCTTTCAATACGGTAAACCGGagttactaaataaaataacgcGGAAAGCTCTAGCTATGAAAAGAAATTTTAAACCTAAGAATTTGTACAGCAATGTTGAACAGCTGCTGTACTTGTCACCCCTACAAAAGGCACGCCGAGCTCTGCGCATGGCCCTGAAGAAAGCTGCTCAAGACTTATTTGTACAAAATTCACCAAAGGACTTTTGTGATCTTAAGTTTGAATGTGAagATTCACAAGATGACTACTGCGAAGATGAagaaaatattgaatttgattGGCTGATACCCAATGATGCAGAAAAAATCCTTCCTGACACAGCTAATGCCCCAGCTCCTCAGAATGAACCCATACCAGAGGAACCTATTCCATACAGAGATACTTCTCAAGAAACCTTGATGAATTTTACTGAAGAAGCATGTCAACAGAGTAATGATAACTTCCCATCTCAATTTCTGAGCATGCCTGACCTTGATCCAGAACCTCAGGAAGGAAACTCGGGTGTTGAGTTATTGGCAGAGTTTAATATTGACCAAGACACAGATCAGGGAATAGCAAGAAAGATTGGGGATGGTCAAGAAATTGACCATAATTCTTTGAATTGTGTCTTACCCTCAATAAGTCATGACCAGATTGATGATGTCTCTATGGCTGAGAAGAATAATGAGAATTCAGATCATTACCATGGGGAGTGGGACCAAATGTTCAATGATATTATGATAAACAGAGGACCTATTCAAGAGTGTGGATCTGATTTGAAAGAACTTTACTCTCAAATATCTAAAACTATAGATTTACTCAACtcttaa
Protein Sequence
MQEDRNAIFQMRFPQKLWYLLNLRTDAILWGGTGRTILLNYRILHNYLQCDHSIFKTTNISSFVRQLNLYGFRKVTSHLQDPLCNSSNPYMHEYVHDFFQYGKPELLNKITRKALAMKRNFKPKNLYSNVEQLLYLSPLQKARRALRMALKKAAQDLFVQNSPKDFCDLKFECEDSQDDYCEDEENIEFDWLIPNDAEKILPDTANAPAPQNEPIPEEPIPYRDTSQETLMNFTEEACQQSNDNFPSQFLSMPDLDPEPQEGNSGVELLAEFNIDQDTDQGIARKIGDGQEIDHNSLNCVLPSISHDQIDDVSMAEKNNENSDHYHGEWDQMFNDIMINRGPIQECGSDLKELYSQISKTIDLLNS

Similar Transcription Factors

Sequence clustering based on sequence similarity using MMseqs2

100% Identity
iTF_01363018;
90% Identity
iTF_00172646;
80% Identity
-