+D Transcription factors KO
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Transcription Factors - Porphyrobacter sp. HT-58-2
%
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AEukaryotic type
B Basic leucine zipper (bZIP)
C AP-1(-like) components, Jun
C AP-1(-like) components, Fos
C AP-1(-like) components, Maf
C AP-1(-like) components, NF-E2
C AP-1(-like) components, Fungal regulators
C AP-1(-like) components, CRE-BP/ATF
C CREB
C C/EBP-like factors
C bZIP/PAR
C Plant bZIP factors
C ZIP only
B Basic helix-loop-helix (bHLH)
C Ubiquitous (class A) factors
C Myogenic transcription factors
C Achaete-Scute
C Tal/Twist/Atonal/Hen, Lymphoid factors
C Tal/Twist/Atonal/Hen, Mesodermal Twist-like factors
C Tal/Twist/Atonal/Hen, HEN
C Tal/Twist/Atonal/Hen, Mesp
C Tal/Twist/Atonal/Hen, Atonal
C Tal/Twist/Atonal/Hen, Pancreatic factors
C Hairy, Hairy/E(SPL)
C Hairy, Fungal regulators
C Factors with PAS domain
C Yabby
C INO
C HLH domain only
B Basic helix-loop-helix/leucine zipper (bHLH-ZIP)
C Ubiquitous bHLH-ZIP factors
C Cell cycle controlling factors, Myc
C Cell cycle controlling factors, Mad/Max
C Other bHLH-ZIP factors
B Other basic domains
C NF-1
C RF-X
C AP-2 (bHSH)
B Zinc finger
C Cys4 thyroid hormone receptor-like
C Cys4 hepatocyte nuclear factor 4-like
C Cys4 estrogen receptor-like
C Cys4 nerve growth factor IB-like
C Cys4 Fushi tarazu-F1-like
C Cys4 germ cell nuclear factor
C Cys4 Knirps/DAX1-like
C Cys4 GATA-factors
C Cys2His2 SP/KLF family and related proteins
C Cys2His2 GLI-like
C Cys2His2 Snail
C Cys2His2 BTB-ZF factors
C Cys2His2 BED
C Cys2His2 PRDM
C Cys2His2 metabolic regulators in fungi
C Cys2His2 others
C Cys2HisCys zinc factors
C Cys3His zinc factors
C Cys2CysHis zinc factors
C CXXC CpG-binding proteins
D CHX26_06345 DNA (cytosine-5-)-methyltransferase K00558 DNMT1; DNA (cytosine-5)-methyltransferase 1 [EC:2.1.1.37]
C Cys6 metabolic regulators in fungi
C Other zinc fingers
B Helix-turn-helix
C Homeo domain ANTP: HOXL
C Homeo domain ANTP: NKL
C Homeo domain Paired-related
C Homeo domain LIM
C Homeo domain POU
C Homeo domain SINE
C Homeo domain ZF
C Homeo domain CUT
C Homeo domain PROS
C Homeo domain TALE
C Homeo domain other
C Fork head/winged helix developmental regulators
C Fork head/winged helix tissue-specific regulators
C Fork head/winged helix cell cycle-controlling factors, E2F
C Fork head/winged helix cell cycle-controlling factors, DP
C Fork head/winged helix other regulators
C Stork head/winged helix factors
C Heat shock factors
C Tryptophan clusters Myb, Myb-factors
C Tryptophan clusters Myb, Myb-like factors
C Tryptophan clusters Ets-type
C Tryptophan clusters interferon-regulating factors
C TEA domain
C ARID
B beta-Scaffold factors with minor groove contacts
C RHR (Rel homology region) Rel/Ankyrin
C RHR (Rel homology region) Ankyrin only
C RHR (Rel homology region) NF-AT
C STAT
C p53
C MADS-box regulators of differentiation, MEF-2
C MADS-box regulators of differentiation, Homeotic genes
C MADS-box regulators of differentiation, Yeast regulators
C MADS-box responders to external signals
C SAND domain-containing proteins
C TATA-binding proteins
C HMG SOX
C HMG TCF-1
C HMG TOX
C HMG2-related
C UBF
C Other HMG box factors
C Heteromeric CCAAT factors
C Grainyhead
C Cold-shock domain factors, DbpA-like
C Cold-shock domain factors, YB-1/DbpB-like
C Cold-shock domain factors, FRG Y2-like
C Runt
C MYRF
B Other transcription factors
C HMGI(Y)
C NUPR
C Pocket domain Rb
C Pocket domain CBP
C T-box
C DMRT
C LRRFIP
C TCP
C AP2/ERF
C WRKY
C LOB
C GRAS
C Copper-fist proteins fungal regulators
C Others
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AProkaryotic type
B Helix-turn-helix
C AraC family
C LysR family
D CHX26_12705 LysR family transcriptional regulator K03566 gcvA; LysR family transcriptional regulator, glycine cleavage system transcriptional activator
D CHX26_13050 LysR family transcriptional regulator K03566 gcvA; LysR family transcriptional regulator, glycine cleavage system transcriptional activator
D CHX26_08450 LysR family transcriptional regulator K03717 nhaR; LysR family transcriptional regulator, transcriptional activator of nhaA
D CHX26_08645 LysR family transcriptional regulator K04761 oxyR; LysR family transcriptional regulator, hydrogen peroxide-inducible genes activator
C DeoR family
C LacI family
D CHX26_06495 LacI family transcriptional regulator K02529 galR; LacI family transcriptional regulator, galactose operon repressor
D CHX26_09410 LacI family transcriptional regulator K02529 galR; LacI family transcriptional regulator, galactose operon repressor
D CHX26_12960 LacI family transcriptional regulator K02529 galR; LacI family transcriptional regulator, galactose operon repressor
C GntR family
D CHX26_04695 GntR family transcriptional regulator K19775 exuR; GntR family transcriptional regulator, hexuronate regulon transcriptional repressor
D CHX26_04790 GntR family transcriptional regulator K19775 exuR; GntR family transcriptional regulator, hexuronate regulon transcriptional repressor
C TetR/AcrR family
D CHX26_00255 transcriptional regulator K18301 mexL; TetR/AcrR family transcriptional regulator, mexJK operon transcriptional repressor
C Lrp/AsnC family
D CHX26_05445 AsnC family transcriptional regulator K03718 asnC; Lrp/AsnC family transcriptional regulator, regulator for asnA, asnC and gidA
D CHX26_06130 ArsR family transcriptional regulator K05800 decR; Lrp/AsnC family transcriptional regulator, cysteine-sensing transcriptional activator
C LuxR family
C MarR family
D CHX26_14395 hypothetical protein K06075 slyA; MarR family transcriptional regulator, transcriptional regulator for hemolysin
C MerR family
D CHX26_01855 MerR family transcriptional regulator K08365 merR; MerR family transcriptional regulator, mercuric resistance operon regulatory protein
D CHX26_01965 transcriptional regulator K08365 merR; MerR family transcriptional regulator, mercuric resistance operon regulatory protein
D CHX26_14565 cobalamin B12-binding protein K22491 litR; MerR family transcriptional regulator, light-induced transcriptional regulator
C Fur family
D CHX26_13040 transcriptional repressor K03711 fur; Fur family transcriptional regulator, ferric uptake regulator
D CHX26_02785 transcriptional repressor K09823 zur; Fur family transcriptional regulator, zinc uptake regulator
C IclR family
D CHX26_05185 IclR family transcriptional regulator K02624 pcaR; IclR family transcriptional regulator, pca regulon regulatory protein
C CRP/FNR family
D CHX26_06665 hypothetical protein K01420 fnr; CRP/FNR family transcriptional regulator, anaerobic regulatory protein
D CHX26_07930 transcriptional regulator K01420 fnr; CRP/FNR family transcriptional regulator, anaerobic regulatory protein
C Rrf2 family
C ArsR family
D CHX26_12910 transcriptional regulator K03892 arsR; ArsR family transcriptional regulator, arsenate/arsenite/antimonite-responsive transcriptional repressor
D CHX26_12925 hypothetical protein K22298 smtB; ArsR family transcriptional regulator, zinc-responsive transcriptional repressor
C XRE family
D CHX26_10290 XRE family transcriptional regulator K07110 ramB; XRE family transcriptional regulator, fatty acid utilization regulator
C PadR family
C Other families
D CHX26_11790 CopY family transcriptional repressor K02171 blaI; BlaI family transcriptional regulator, penicillinase repressor
D CHX26_11375 biotin--[acetyl-CoA-carboxylase] ligase K03524 birA; BirA family transcriptional regulator, biotin operon repressor / biotin---[acetyl-CoA-carboxylase] ligase [EC:6.3.4.15]
D CHX26_00415 AsnC family transcriptional regulator K06211 nadR; HTH-type transcriptional regulator, transcriptional repressor of NAD biosynthesis genes [EC:2.7.7.1 2.7.1.22]
D CHX26_08855 hypothetical protein K07726 K07726; putative transcriptional regulator
D CHX26_09335 transcriptional regulator K07726 K07726; putative transcriptional regulator
D CHX26_09690 transcriptional regulator K07726 K07726; putative transcriptional regulator
D CHX26_00725 transcriptional regulator K07727 K07727; putative transcriptional regulator
D CHX26_02655 transcriptional regulator K07729 K07729; putative transcriptional regulator
D CHX26_06880 transcriptional regulator K07729 K07729; putative transcriptional regulator
D CHX26_10760 transcriptional regulator K07729 K07729; putative transcriptional regulator
B Ribbon-helix-helix
C CopG family
D CHX26_13120 CopG family transcriptional regulator K07722 nikR; CopG family transcriptional regulator, nickel-responsive regulator
C Other families
D CHX26_03635 bifunctional proline dehydrogenase/L-glutamate gamma-semialdehyde dehydrogenase K13821 putA; RHH-type transcriptional regulator, proline utilization regulon repressor / proline dehydrogenase / delta 1-pyrroline-5-carboxylate dehydrogenase [EC:1.5.5.2 1.2.1.88]
B Other transcription factors
C BglG family
C Others
D CHX26_07760 BolA family transcriptional regulator K05527 bolA; BolA family transcriptional regulator, general stress-responsive regulator
D CHX26_02345 chromosome partitioning protein ParB K03497 parB; ParB family transcriptional regulator, chromosome partitioning protein
D CHX26_02905 hypothetical protein K03497 parB; ParB family transcriptional regulator, chromosome partitioning protein
D CHX26_08800 chromosome partitioning protein ParB K03497 parB; ParB family transcriptional regulator, chromosome partitioning protein
D CHX26_02300 CarD family transcriptional regulator K07736 carD; CarD family transcriptional regulator, regulator of rRNA transcription
D CHX26_09015 hypothetical protein K05785 rfaH; transcriptional antiterminator RfaH
D CHX26_10940 hrcA; heat-inducible transcriptional repressor HrcA K03705 hrcA; heat-inducible transcriptional repressor
D CHX26_14155 pspF; phage shock protein operon transcriptional activator K03974 pspF; psp operon transcriptional activator
D CHX26_08430 DNA-binding protein K07733 alpA; prophage regulatory protein
D CHX26_09285 transcriptional regulator K07733 alpA; prophage regulatory protein
D CHX26_14795 negative transcriptional regulator K07734 paiB; transcriptional regulator
D CHX26_01325 dksA; RNA polymerase-binding protein DksA K06204 dksA; RNA polymerase-binding transcription factor
D CHX26_08530 hypothetical protein K06204 dksA; RNA polymerase-binding transcription factor
D CHX26_10575 transcriptional regulator NrdR K07738 nrdR; transcriptional repressor NrdR
D CHX26_07000 division/cell wall cluster transcriptional repressor MraZ K03925 mraZ; transcriptional regulator MraZ
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#[ BRITE | KEGG2 | KEGG ]
#Last updated: August 21, 2025
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Classification taken and modified from TRANSFAC 7.0