| structure name | CRYSTAL STRUCTURE OF A REX-FAMILY REPRESSOR/DNA/NAD+ COMPLEX FROM THERMUS AQUATICUS (Redox-sensing transcriptional repressor rex) |
| reference | McLaughlin et al. Mol.Cell 38 563 2010 |
| source | Thermus thermophilus HB27 |
| experiment | X-ray (resolution=2.26, R-factor=0.234) |
| structural superfamily | NADP-binding Rossmann-fold domains;"Winged helix" DNA-binding domain; |
| sequence family | CoA binding domain; Putative DNAbinding protein Nterminu; |
| multimeric complexes | 3ikt_AB 3il2_AB |
| redundant complexes |  3il2_B
|
| links to other resources | NAKB  PDIdb DNAproDB |
| protein sequence | |
| interface signature | FQRKSYR |
Estimated binding specificities ?
| contact |  |
A | 9 0 96 0 96 9 9 C | 11 96 0 96 0 9 67 G | 9 0 0 0 0 67 11 T | 67 0 0 0 0 11 9scan! |
Related DNA sequences reported in the literature ?
| site | source | matches (E-value) |
|---|---|---|
| term: Rex | ||
| TTCACAA | PubMed | 3ikt_B(5.18e-05), 3ikt_AB(4.93e-03) |
| TTGTGAANNNNTTCACAA | PubMed | 3ikt_B(4.94e-03), 3ikt_AB(6.49e-07) |
Dendrogram of similar interfaces ?
matrix formatFAQTRGKGSTYTRG-- L +3ikt_B +-------1 SAQTRGQTNG--QT-- L ! +3wgi_D --3 ATTTRGRGSTYTRA-- L ! +3ket_A +-------2 SC--RGKGST--RAVA L +7wb3_B |
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updated Sat Jan 10 05:55:51 2026