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Synonyms: PhoP, PhoP-phosphorylated |
Summary:
PhoP is a dual transcriptional regulator that is activated in response to low extracellular levels of divalent cations, e.g., magnesium or calcium [11, 20, 21]. In Escherichia coli K-12, PhoP activates transcription of a large collection of genes involved in Mg2+ homeostasis, resistance to antimicrobial peptides, acid resistance, and LPS modification [3, 11, 22]. PhoP belongs to the OmpR/PhoB subfamily of response regulators characterized by a winged-helix DNA-binding domain. The structure of the N-terminal receiver domain has been solved in the absence and presence of the phosphoryl analog beryllofluoride [23]. PhoP is phosphorylated and thereby activated by its cognate sensor kinase PhoQ at a low extracellular concentration of magnesium. At high levels of magnesium the phospho-PhoP phosphatase activity of the sensor protein is induced [24]. Z nucleotides [ZMP (5-aminoimidazole-4-carboxamide-1-beta-D-ribofuranosyl 5-monophosphate) and/or ZTP (5-aminoimidazole-4-carboxamide-1-beta-D-ribofuranosyl 5-triphosphate)] can act as direct phosphodonors to PhoP in vivo, activating it in a PhoQ-independent manner when they accumulate [25]. Regulation of the PhoQ/PhoP system is connected to the EvgS/EvgA system through the small inner membrane protein B1500. Read more > |
Transcription factor | ![]() ![]() |
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TF conformation(s): |
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Evolutionary Family: | OmpR | |||||||||||||||||||||
TFBs length: | 17 | |||||||||||||||||||||
TFBs symmetry: | direct-repeat | |||||||||||||||||||||
Sensing class: | External-Two-component systems | |||||||||||||||||||||
Connectivity class: | Local Regulator | |||||||||||||||||||||
Gene name: | phoP | |||||||||||||||||||||
Genome position: | 1189776-1190447 | |||||||||||||||||||||
Length: | 672 bp / 223 aa | |||||||||||||||||||||
Operon name: | phoPQ | |||||||||||||||||||||
TU(s) encoding the TF: |
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Transcription factor regulation |
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Functional conformation | Function | Promoter | Sigma factor | Central Rel-Pos | Distance to first Gene | Genes | Sequence![]() |
LeftPos | RightPos | Evidence | Confidence level (C: Confirmed, S: Strong, W: Weak) | References | |
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PhoP-phosphorylated | repressor | acrAp | Sigma70 | 32.0 | -48.0 | acrA, acrB |
cgcagcaatgGGTTTATTAACTTTTGAccattgacca
|
485659 | 485675 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS] | W | [2], [2] | |
PhoP-phosphorylated | repressor | argDp | Sigma70 | 11.0 | -31.0 | argD |
ttgtggttatAATTTCACATTTGTTTAtgcgtaacag
|
3490203 | 3490219 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | borDp | nd | -33.0 | -61.0 | borD |
ttcaactcatTGTTTAGGGTTTGTTTAattttctaca
|
578946 | 578962 | [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3] | |
PhoP-phosphorylated | repressor | clpSp | nd | -7.0 | -169.0 | clpS |
gacaaggggcAGGTATGAATCAAAAATttgaagcagt
|
922736 | 922752 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF], [EXP-IDA-BINDING-OF-CELLULAR-EXTRACTS] | S | [4], [4] | |
PhoP-phosphorylated | activator | cysBp | Sigma70 | -43.0 | -110.0 | cysB |
acctatacacTAAGGCTATAAATGATATAGTGGTtatagttagc
|
1333734 | 1333757 | [COMP-AINF-SIMILAR-TO-CONSENSUS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [5], [5] | |
PhoP-phosphorylated | repressor | dcuDp1 | Sigma70 | 56.5 | -47.5 | dcuD |
ataacatcgtTGTTTTCAATCTGCCGTTTATgggattgacc
|
3374812 | 3374832 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | fadLp | Sigma38 | -191.5 | -292.5 | fadL |
ttccggaaagTGCTGCTCCAGTTGTTAATtctgcaaaat
|
2461005 | 2461023 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | gadEp1 | Sigma38 | -85.0 | -209.0 | gadE, gadF |
ttttgtttgcTATTTACAAGCTGATAAcaaccaggaa
|
3658149 | 3658165 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [6], [6] | |
PhoP-phosphorylated | activator | gadWp2 | nd | -28.0 | -191.0 | gadW |
catttttttaTAAACATAAGCTATACGctgtgcgaaa
|
3664801 | 3664817 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [6], [6] | |
PhoP-phosphorylated | activator | glgAp | Sigma70 | nd | nd | glgA, glgP | nd | nd | [EXP-IEP-GENE-EXPRESSION-ANALYSIS] | W | [7] | ||
PhoP-phosphorylated | activator | glgBp | Sigma70 | -34.0 | -189.0 | glgB, glgX, glgC, glgA, glgP |
gatgtttcatGATTTACCGGGAGTTAAatagagcatt
|
3573683 | 3573699 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [7] | |
PhoP-phosphorylated | activator | hdeAp | Sigma70 | -32.0 | -83.0 | hdeA, hdeB, yhiD |
atattttccaTCAACATGACATATACAgaaaaccagg
|
3656815 | 3656831 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [6], [6] | |
PhoP-phosphorylated | activator | hdeAp2 | Sigma38 | -32.0 | -83.0 | hdeA, hdeB, yhiD |
atattttccaTCAACATGACATATACAgaaaaccagg
|
3656815 | 3656831 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [6], [6] | |
PhoP-phosphorylated | activator | hdeDp | Sigma70 | -137.0 | -172.0 | hdeD |
cctggttttcTGTATATGTCATGTTGAtggaaaatat
|
3656815 | 3656831 | [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [6], [6] | |
PhoP-phosphorylated | activator | hdeDp2 | Sigma38 | -137.0 | -172.0 | hdeD |
cctggttttcTGTATATGTCATGTTGAtggaaaatat
|
3656815 | 3656831 | [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [6], [6] | |
PhoP-phosphorylated | activator | hemLp | Sigma28 | -31.0 | -70.0 | hemL |
agcagcctgaTGTTTGACGAGTATTTAacttgttatg
|
174944 | 174960 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3] | |
PhoP-phosphorylated | activator | iraMp1 | nd | -199.5 | -286.5 | iraM |
cataatgtttAGCAAATTGGCACAAAGtagcataaag
|
1212282 | 1212298 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [8], [8] | |
PhoP-phosphorylated | activator | iraMp1 | nd | -68.0 | -155.0 | iraM |
aatctcatttTGTTTAACATCCATTGAgattccttgc
|
1212150 | 1212166 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [8], [8], [9], [9] | |
PhoP-phosphorylated | activator | iraMp2 | Sigma70 | -35.0 | -155.0 | iraM |
aatctcatttTGTTTAACATCCATTGAgattccttgc
|
1212150 | 1212166 | [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [8], [8], [9], [9] | |
PhoP-phosphorylated | activator | malSp | Sigma70 | -161.0 | -188.0 | malS |
caaatctgaaACTATGTCACGTGTTAAcgattcagat
|
3737301 | 3737317 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | metBp | Sigma70 | -20.0 | -56.0 | metB, metL |
tattgacgtcCATTAACACAATGTTTActctggtgcc
|
4128608 | 4128624 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | mgrBp | nd | -33.0 | -59.0 | mgrB |
aatatcgacaTAGTTAGGCGCTGTTTAactaacgcat
|
1908817 | 1908833 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3], [10], [10], [11], [11] | |
PhoP-phosphorylated | activator | mgrRp | Sigma70 | -44.0 | -44.0 | mgrR |
tgattaaccgAGTTTAAGCTCCGTTTAacattcattg
|
1622950 | 1622966 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [12], [12] | |
PhoP-phosphorylated | activator | mgtAp1 | Sigma70 | -34.0 | -102.0 | mgtL, mgtA |
ggtaaagtctGGTTTATCGTTGGTTTAgttgtcagca
|
4467321 | 4467337 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IMP-SITE-MUTATION] | C | [3], [3], [11], [11], [13], [14], [14] | |
PhoP-phosphorylated | activator | mgtSp | Sigma70 | -35.0 | -93.0 | mgtS |
ataaagatttAATTCAGCCTTCGTTTAggttacctct
|
1622545 | 1622561 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [12], [12] | |
PhoP-phosphorylated | activator | nagAp | nd | -31.0 | -455.0 | nagA |
aaaattcatcTGTTTATGGGCGGTGTAggtaacgacg
|
703198 | 703214 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3] | |
PhoP-phosphorylated | activator | ompTp | nd | -49.0 | -81.0 | ompT |
aaacaaaataTAAACAGTGGAGCAATAtgtaattgac
|
585706 | 585722 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [3], [6], [6] | |
PhoP-phosphorylated | activator | pagPp | nd | -32.0 | -63.0 | pagP |
atgttgggtcTATTAAGGTTATGTTAAttgtagcttt
|
656486 | 656502 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [10], [10] | |
PhoP-phosphorylated | repressor | phoPp1 | nd | -33.0 | -69.0 | phoP, phoQ |
cctccccgctGGTTTATTTAATGTTTAcccccataac
|
1190508 | 1190524 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [2], [2], [3], [3], [10], [10], [11], [11] | |
PhoP-phosphorylated | activator | phoPp2 | nd | -8.0 | -69.0 | phoP, phoQ |
cctccccgctGGTTTATTTAATGTTTAcccccataac
|
1190508 | 1190524 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [2], [2], [3], [3], [10], [10], [11], [11] | |
PhoP-phosphorylated | activator | purHp | Sigma70 | -479.0 | -574.0 | purH, purD |
taaacttcgtAATGAATTACGTGTTCActcttgagac
|
4208098 | 4208114 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | activator | rstAp | nd | -44.0 | -65.0 | rstA, rstB |
gatgaaaactTGTTTAGAAACGATTGAtagtaagtaa
|
1682086 | 1682102 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [2], [2], [3], [3], [15] | |
PhoP-phosphorylated | activator | rutAp | Sigma54 | -106.0 | -121.0 | rutA, rutB, rutC, rutD, rutE, rutF, rutG |
ttatgtgcaaCTGTTTTGACCGTTTAgtccactttt
|
1074125 | 1074140 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS] | W | [2], [2] | |
PhoP-phosphorylated | repressor | safAp | Sigma70 | 33.0 | -37.0 | safA, ydeO |
attaagcataCTGATTAACGATTTTTAAcgttatccgc
|
1583988 | 1584005 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IMP-SITE-MUTATION] | S | [16], [16] | |
PhoP-phosphorylated | repressor | safAp | Sigma70 | 53.0 | -17.0 | safA, ydeO |
atttttaacgTTATCCGCTAAATAAACAtatttgaaat
|
1583968 | 1583985 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IMP-SITE-MUTATION] | S | [16], [16] | |
PhoP-phosphorylated | activator | slyBp1 | nd | -33.0 | -132.0 | slyB |
atgaatgtttTGTTTATAATTGGTTGAtcctactttc
|
1719736 | 1719752 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3] | |
PhoP-phosphorylated | repressor | slyBp2 | nd | -4.0 | -132.0 | slyB |
atgaatgtttTGTTTATAATTGGTTGAtcctactttc
|
1719736 | 1719752 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [3], [3] | |
PhoP-phosphorylated | activator | tolCp2 | nd | -46.0 | -149.0 | tolC, ygiB, ygiC |
atttcagcgaCGTTTGACTGCCGTTTGAgcagtcatgt
|
3177958 | 3177975 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [17], [17] | |
PhoP-phosphorylated | repressor | treRp3 | Sigma70 | -50.0 | -83.0 | treR |
tgctgacaacTAAACCAACGATAAACCagactttacc
|
4467321 | 4467337 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IMP-SITE-MUTATION] | C | [3], [3], [11], [14], [14] | |
PhoP-phosphorylated | repressor | treRp4 | Sigma70 | 19.0 | -83.0 | treR |
tgctgacaacTAAACCAACGATAAACCagactttacc
|
4467321 | 4467337 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS], [EXP-IMP-SITE-MUTATION] | C | [3], [3], [11], [14], [14] | |
PhoP-phosphorylated | activator | ybjGp | nd | -32.0 | -152.0 | ybjG |
agctacgcttTCTTTAAGTTTTATTTAacctatgccc
|
883532 | 883548 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [10], [10] | |
PhoP-phosphorylated | repressor | ydePp | Sigma70 | 34.5 | -144.5 | ydeP |
ttaacttatcGTATTTAATCTATTGTTTAacgataatag
|
1586622 | 1586640 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS] | W | [16], [16] | |
PhoP-phosphorylated | activator | yrbLp | nd | -28.0 | -59.0 | yrbL |
taagaggcatTGTTTAGGTTTTGTTTAagttaatcga
|
3348385 | 3348401 | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-AINF-SIMILAR-TO-CONSENSUS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | S | [2], [2], [3], [3] |
Functional conformation | Function | Object name | Object type | Distance to first Gene | Sequence | LeftPos | RightPos | Center Position | Growth Condition | Evidence | Confidence level (C: Confirmed, S: Strong, W: Weak) | References | |
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PhoP-phosphorylated | activator | queE | Transcription-Unit | nd | nd | nd | nd | nd | [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] | W | [18] | ||
PhoP-phosphorylated | activator | ryjB | Gene | nd | nd | nd | nd | nd | [EXP-IEP-GENE-EXPRESSION-ANALYSIS] | W | [19] |
Alignment and PSSM for PhoP TFBSs | ![]() |
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Aligned TFBS of PhoP |
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Sequence | |
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TTGTTTAGGTTTTGTTTA | |
TTGTTTAGGGTTTGTTTA | |
GAGTTTAAGCTCCGTTTA | |
TGGTTTATCGTTGGTTTA | |
TGGTTTATTTAATGTTTA | |
TTGTTTAACATCCATTGA | |
CTGTTTATGGGCGGTGTA | |
TTGTTTATAATTGGTTGA | |
TAATTTCACATTTGTTTA | |
TATTTAATCTATTGTTTA | |
GCGTATAGCTTATGTTTA | |
CTGTATATGTCATGTTGA | |
ATATTGCTCCACTGTTTA | |
TTCTTTAAGTTTTATTTA | |
ATAGTTAGGCGCTGTTTA | |
ATGTTTGACGAGTATTTA | |
CTATTAAGGTTATGTTAA | |
CTATTTAACTCCCGGTAA | |
TAATTCAGCCTTCGTTTA | |
TTGTTTAGAAACGATTGA | |
GGGTTTATTAACTTTTGA | |
TTTTCAATCTGCCGTTTA | |
ACGTTTGACTGCCGTTTG | |
CCATTAACACAATGTTTA | |
ATGTTTATTTAGCGGATA | |
CTGATTAACGATTTTTAA | |
ATTTATAGCCTTAGTGTA | |
AACTGTTTTGACCGTTTA | |
CTATTTACAAGCTGATAA | |
AACTATGTCACGTGTTAA | |
TAATGAATTACGTGTTCA | |
GTATGAATCAAAAATTTG | |
GTGCTGCTCCAGTTGTTA | |
CTACTTTGTGCCAATTTG |
Position weight matrix (PWM). PhoP matrix-quality result |
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A 8 7 11 1 4 6 26 8 4 9 12 6 3 6 1 1 5 31 C 8 3 3 2 1 1 3 2 16 7 5 13 8 0 0 0 1 0 G 5 3 17 1 3 2 3 9 8 7 5 5 4 25 3 2 5 3 T 13 21 3 30 26 25 2 15 6 11 12 10 19 3 30 31 23 0 |
Consensus |
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; consensus.strict ttgTttatctactGTTtA ; consensus.strict.rc TAAACAGTAGATAAACAA ; consensus.IUPAC ytrTttakskwcyGTTtA ; consensus.IUPAC.rc TAAACRGWMSMTAAAYAR ; consensus.regexp [ct]t[ag]Ttta[gt][cg][gt][at]c[ct]GTTtA ; consensus.regexp.rc TAAAC[AG]G[AT][AC][CG][AC]TAAA[CT]A[AG] |
Evolutionary conservation of regulatory elements | ![]() |
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Reference(s) |
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