Basic Information

Gene Symbol
-
Assembly
GCA_030523145.1
Location
JAQQRF010005738.1:1-686[+]

Transcription Factor Domain

TF Family
PAX
Domain
PAX domain
PFAM
PF00292
TF Group
Helix-turn-helix
Description
The paired domain, a ~126 amino acid DNA-binding domain, is found in eukaryotic transcription regulatory proteins involved in embryogenesis. Initially identified in Drosophila’s paired (prd) protein, it typically resides in the N-terminal region and may be followed by an octapeptide, a homeodomain, or a Pro-Ser-Thr-rich C terminus. Paired domain proteins act as transcription repressors or activators, with DNA-binding specificity mediated by three subdomains. Crystal structures reveal a bipartite DNA-binding paired domain: an N-terminal subdomain (PAI) and a C-terminal subdomain (RED), linked by a flexible linker. Both subdomains contain a helix-turn-helix motif that binds DNA's major groove, while the linker may bind the minor groove. Variations in domain usage across Pax proteins and isoforms determine sequence specificity.
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 3 3.3e-09 6.5e-06 26.6 0.4 17 99 1 82 1 88 0.93
2 3 1.4 2.8e+03 -1.3 0.0 90 115 91 116 79 121 0.67
3 3 3.8 7.5e+03 -2.7 0.0 14 28 195 209 190 212 0.79

Sequence Information

Coding Sequence
CCAGTTCCCGAGCATGTTGCCGCTCAGATTGTTGCTCTTCTTCAAGAGAACATGAGCCAGCGGTACGTCGCACAACGCCTCCATGTTAGTCGGTCAGCGATCCAACGAGTTTGGTATCGCTACCGCGAAACTGGAAGATACCGATGCCGACGTGGCCGAGGACGTCATCGTTGCACAACGGCTCGTTCAGACCGAGTCATTGTACGGGCTGCCAGGAGGAACCCAACAATAACTGCTGGACGAATTGCTCACGAACAACGAAACCCTAGAACGCAAAGCCGTATTTCAGCACAAACTGTGCGAAACCGTTTGCACGAAGACGGCTTGCGATATAGGGCTCGCGCTCGTTCCTCCTCTCTGGCGCTGTTCCCGCCCTCAACGAACGCCATCGTCAAACTCATCTCCAATACGCCCAACAACATCTGGGTTGGATTTTTGCAACCAAACCACGCGTTTGGAGCAGGATCGGTGATGGTTTGGGCAGAAATTTCCTACCACCATCGAACCGATCTTGTGTTGATTCCTTCACCCGGCCTGACAGCAGTGCGCAGAAGAATGCGAAATTTCATGCTGATGCAGGATAACGCTCGACCTCACCCTGCCAGCGTTGCCAGACGTACGGTAATGATCGTACGAATACGATAA
Protein Sequence
PVPEHVAAQIVALLQENMSQRYVAQRLHVSRSAIQRVWYRYRETGRYRCRRGRGRHRCTTARSDRVIVRAARRNPTITAGRIAHEQRNPRTQSRISAQTVRNRLHEDGLRYRARARSSSLALFPPSTNAIVKLISNTPNNIWVGFLQPNHAFGAGSVMVWAEISYHHRTDLVLIPSPGLTAVRRRMRNFMLMQDNARPHPASVARRTVMIVRIR

Similar Transcription Factors

Sequence clustering based on sequence similarity using MMseqs2

100% Identity
-
90% Identity
-
80% Identity
-