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tfb

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)
Length
673 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
76.969 kDa
Sequence
MVWLMEALKTKENETTKEKKLTTKVEKSEKKEENVREEEIVCPICGSKEVVKDYERAEIVCAKCGCVIKEKLFDIGPEWRAFDHEQKIKRCRVGAPMTYSVDYNEPIIIKENGEIKVVKIGELIDKIIENSENIRREGILEIAKCKGIEVIAFNSNYKFKFMPVSEVSRHPVSEMFEIVVEGNKKVRVTRSHSVFTIRDNEVVPIRVDELKVGDILVLAKELPNIEEDIEIDKKFSKILGYIIAEGYYDDKKIVLSYDYNEKEFINETIDYFKSLNSDITIYSKDLNIQIEVKNKKIINLLKKLRVKNKRIPSIIFKSPYEIKKSFIDGIFNGKDAKVFVSKELAEDVIFLLLQIKENATINKKSINDIEVYEVRRITNIYTNRKLEKLINSDFIFLKIKEINKVEPTSGYAYDLTVPNAENFVAGFGGFVLHNTIHDKGLSTVIDWRNKDSYGKDLSANKRAQLYRLRKWQRRIRVSDAAERNLAFALSELDRITSKLGLPRHVRENAAIIYRGAVEKGLIRGRSIEGVVAAAIYAACRRCRVPRTLDEIAEASRVDRKEIGRTYRFLARELNIKLTPTNPIDYVPRFASELGLPGEVESKAIQILQQAAEKGLTSGRGPTGVAAAAIYIASVLLGCRRTQREVAEVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanococcus maripaludis (strain C5 / ATCC BAA-1333)
Length
339 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.23 kDa
Sequence
MKVESVVKEETKKPERKIKLAIAKPEDYSNKNVILEKEEELICPVCGSKSIIKDYERAEIVCEMCGCVLQQNLFDVGPEWRAFDHEQRVKRSRVGAPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEVSRVDRKEIGRTYRFISRELNIRLAPTNPVDYVPRFASELKLPGEVESKAISILQKAGEKGLTSSRGPTGVAAAAIYIASVLQGTRRTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanococcus maripaludis (strain C6 / ATCC BAA-1332)
Length
339 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.227 kDa
Sequence
MKVEAITKEETKKPERKIKLAIAKPEDYSNKNVILEKEEELICPVCGSKNIIKDYERAEIVCEMCGCVLQQNLFDVGPEWRAFDHEQRVKRSRVGAPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEVSRVDRKEIGRTYRFISRELNIRLAPTNPVDYVPRFASELKLPGEVESKAISILQKAGEKGLTSGRGPTGVAAAAIYIASVLQGTRRTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanococcus maripaludis (strain C7 / ATCC BAA-1331)
Length
339 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.229 kDa
Sequence
MKVESVTKEETKKPERKIKLAIAKPEDYSNKNVILEKEEELICPVCGSKNIIKDYERAEIVCEMCGCVLQQNLFDVGPEWRAFDHEQRVKRSRVGAPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEVSRVDRKEIGRTYRFISRELNIRLAPTNPVDYVPRFASELKLPGEVESKAISILQKAGEKGLTSGRGPTGVAAAAIYIASVLQGTRRTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanococcus maripaludis (strain S2 / LL)
Length
339 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.206 kDa
Sequence
MKVESVTKEDTKKSERKIKIAIAKPEDYSNKNVILEKEEELICPVCGSKSIIKDYERAEIVCEMCGCVLQQNLFDVGPEWRAFDHEQRVKRSRVGAPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEVSRVDRKEIGRTYRFISRELNIRLAPTNPVDYVPRFASELKLPGEVESKAISILQKAGERGLTSGRGPTGVAAAAIYIASVLQGTRRTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanothermococcus thermolithotrophicus
Length
339 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.377 kDa
Sequence
MATKPVVKEKKKLENKKEIYKLIEHNDSSNKNVILEKEEELICPMCGSKNIIKDYERAEIVCETCGCVLQQNLFDVGPEWRAFDHEQRVKRSRVGPPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEGSRVDRKEIGRTYRFISRELNIRLTPTNPIDYVPRFASELKLPGEVESKAISILQKANEKGLTSGRGPTGVAAAAIYIASVLHGTRRTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88)
Length
337 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.29 kDa
Sequence
MVEVERVRYSDTLEREKIRAMIKARKEKQKEQTVENEKAVCPECGSRNLVHDYERAELVCGDCGLVIDADFVDEGPEWRAFDHDQRMKRSRVGAPMTYTIHDKGLSTMIDWRNRDSYGKSISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRTVRETAAVVYRKAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIEEVSRVSRKEIGRTYRFISRELALKLMPTSPIDYVPRFCSGLNLKGEVQSKSVEILRQASEKELTSGRGPTGVAAAAIYIASILCGERRTQREVADVAGVTEVTIRNRYKELAEELDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanoculleus marisnigri (strain ATCC 35101 / DSM 1498 / JR1)
Length
337 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.278 kDa
Sequence
MAEVEKLKQLQLQREALKKRGEQKVKETEKKRTEESVQSVCPECGSRQLVHDYERAELVCQNCGLVLDEEFIDRGPEWRAFDHDQRMKRSRVGAPMTFTIHDKGLSTMIDWRNRDSYGRAISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRNVRETAAVVYRDAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIAEVSRVSRKEIGRTYRFISRELGLKLLPTSPIDYVPRFCSGLNLKGEVQSRAVEILRQAGERELTSGRGPTGVAAAAIYISSILGGERRTQREVAEVAGVTEVTIRNRYKELAEKLDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanosarcina mazei
Length
337 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.29 kDa
Sequence
MVEVERVRYSDTLEREKIRAMIKARKEKQKEQTVENEKAVCPECGSRNLVHDYERAELVCGDCGLVIDADFVDEGPEWRAFDHDQRMKRSRVGAPMTYTIHDKGLSTMIDWRNRDSYGKSISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRTVRETAAVVYRKAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIEEVSRVSRKEIGRTYRFISRELALKLMPTSPIDYVPRFCSGLNLKGEVQSKSVEILRQASEKELTSGRGPTGVAAAAIYIASILCGERRTQREVADVAGVTEVTIRNRYKELAEELDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanothrix thermoacetophila (strain DSM 6194 / JCM 14653 / NBRC 101360 / PT)
Length
337 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.703 kDa
Sequence
MEEIERIREIERTEQEKIKERIKLQREKEKEEELDKYTVECPECGSRALVRDYERAELVCSECGLVIDENFIDQGPEWRAFDHDQRMKRSRVGAPMTYTIHDKGLSTMIDWRNRDSYGKTISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLSRNVRETAAVIYRRAVEKNLIRGRSIEGVAAAALYAACRQCNVPRTLDEIAEVSRVSRKEIGRTYRFVSRELSLKLMPTSPIDYIPRFCSGLNLKGDVQAKGIEILRQAAEKELTSGRGPTGVAAAAIYIASILCNDRRTQREVADVAGVTEVTIRNRYKELAEELNIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A)
Length
337 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.324 kDa
Sequence
MVEVERVRYSDTLEREKIRAMIKARKEKQKEQSFENEKAVCPECGSRNLVHDYERAELVCGDCGLVIDADFVDEGPEWRAFDHDQRMKRSRVGAPMTYTIHDKGLSTMIDWRNRDSYGKSISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRTVRETAAVVYRKAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIEEVSRVSRKEIGRTYRFISRELALKLMPTSPIDYVPRFCSGLNLKGEVQSKSVEILRQASEKELTSGRGPTGVAAAAIYIASILCGERRTQREVADVAGVTEVTIRNRYKELAEELDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Caldivirga maquilingensis (strain ATCC 700844 / DSM 13496 / JCM 10307 / IC-167)
Length
336 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.078 kDa
Sequence
MSTTQGGSNQQDETRRELIIQKFKLFRREGNNLEFVDQSGQKLRCPICGNTVFIEDAERGQIVCASCGYVLMEHILDTGPEWRAFTPEEKEDRARTGGPLERVTSEELVTRIETTLKSPDLKKKLEILKYKKWQQRIRVQTSYERNLVQATHELNRIAHQLGVPKSCMDEALAVYKQVLKSGLVKGRSVEAIIAACLHMACRMQGMPRSLDEISQYTRAPRKEIARCFRLIARELRIRLPLSDPRQYVPKIVEQLKLPGDIAKEAIRVLEEAKDKGLTAGKDPAGLAAAAVYIASLLKGEVRTQKEIAQAAQVTEVTVRNRYKELAKELNIKIPIK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanoregula boonei (strain DSM 21154 / JCM 14090 / 6A8)
Length
334 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.847 kDa
Sequence
MQEVEKLKLLQSEREALKSRIKVKEQEKKAENHTETVCPECGGRQLVHDYERAELVCQSCGLVIDDDFIDRGPEWRAFDHDQRMKRSRVGAPMTFTIHDKGLSTMIDWRNRDSYGRAISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRNVRETAAVVYRDAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIAEVSRVSRKEIGRTYRFISRELGLKLLPTSPIDYVPRFCSGLTLKGEVQSRAVEILRQAGERELTSGRGPTGVAAAAIYISSILGGERRTQREVAEVAGVTEVTIRNRYKELAEKLDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanosphaerula palustris (strain ATCC BAA-1556 / DSM 19958 / E1-9c)
Length
334 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
38.113 kDa
Sequence
MQEIEKLRILQTEREALKNRNRVIEHEKKTEDHTESVCPECKSRQLVHDYERAELVCQNCGLVIDDDFIDRGPEWRAFDHDQRMKRSRVGAPMTFTIHDKGLSTMIDWRNRDSYGRAISSKNRAQLYRLRKWQRRIRVSNATERNLAFALSELDRMASALGLPRNVRETAAVVYRDAVDKNLIRGRSIEGVAAAALYAACRQCSVPRTLDEIAEVSRVSRKEIGRTYRFISRELGLKLLPTSPIDYVPRFCSGLTLKGEVQSRAVEILRQAAERELTSGRGPTGVAAAAIYISSILGGERRTQREVAEVAGVTEVTIRNRYKELAEKLDIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanococcus aeolicus (strain ATCC BAA-1280 / DSM 17508 / OCM 812 / Nankai-3)
Length
334 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.654 kDa
Sequence
MDIKLISKKKNIEERKQLLSELHASKSVIVEKDEELVCPMCDSKNIIKDYEKAEIVCEDCGCVLQDNLFDVGPEWRAFDHEQRVKRSRVGAPMTYTIHDKGLSTVIDWRNKDSYGKDISADKRAQLYRLRKWQRRIRVSDASERNLAFALSELDRIASKLGLPRNVRENAAVLYRGAVEKGLIRGRSIEGVAAAALYAACRRCKVPRTLDEIAEMSRVDRKEIGRTYRFISRELKIRLAPTSPIDYVPRFASELKLPGEVESKAISILQKAGDKGLTSGRGPTGVAAAAIYIASVLHGTRKTQREVADVAGVTEVTIRNRYKELTEHLDIDVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrobaculum aerophilum (strain ATCC 51768 / IM2 / DSM 7523 / JCM 9630 / NBRC 100827)
Length
333 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.342 kDa
Sequence
MSVSNPPSSGKPLKLRVNKDSEGYLSLVTESGEVYKCPICGNDKFVYNYERGEAVCIVCGAVVQEQLLDLGPEWRAFTSEEKGQRARTGAPLTRLISEALTTVIDWRDKDVSGKELDIKRKLEVIRLRKWQTRARVQTSYERNFIQAAQELERLRSAMGIPRPCIEQALEIYRQALEKELVRGRSVEAMAAAALYMACRMMKMPRPLDELVRYTKASRREVARCYRLLLRELNVKVPISDPILYISRIAEQLKLSGEVVKTAIDILQKAKKAGITAGKDPAGLAAAAVYIASLMHGDNRTQKDFAVAAGVTEVTVRNRYKELAKALNIKVPVK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrobaculum arsenaticum (strain DSM 13514 / JCM 11321)
Length
333 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.473 kDa
Sequence
MSSTSLPSSGKPLKLRINRDSEGYLSLVTESGEIYRCPICGNDRFVYNYERGEVVCIVCGAVVQEQLLDLGPEWRAFTSEEKGQRARTGAPLTRLISEALTTVIDWRDKDVSGRELDIKRKLEVIRLRKWQTRARVQTSYERNFIQAAQELERLKSSMGVPRPCVEQALEIYRQALEKELVRGRSVEAMAAAALYMACRMMRMPRPLDELVRYTKASRREVARCYRLLLRELNVKVPISDPVLYISRIAEQLKLSGEVVKAAIDILQRAKKAGITAGKDPAGLAAAAVYIASLMHGDNRTQKDFAVAAGVTEVTVRNRYKELAKALNIKVPVK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrobaculum islandicum (strain DSM 4184 / JCM 9189 / GEO3)
Length
333 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.475 kDa
Sequence
MSSSSPTSSGKPLKLRIDRDNEGYLSLVTDTGEVYRCPICGNDRFVYNYERGEIVCIVCGAVVQEQLLDLGPEWRAFTSEEKGQRARTGAPLTRLISEALTTVIDWRDKDVSGKELDIKRKLEVIRLRKWQTRARVQTSYERNFIQAAQELERLRSSMGVPRPCVEQALEIYRQALEKELVRGRSVEAMAAAALYMACRMMKMPRPLDELVRYTKASRREVARCYRLLLRELNVKVPISDPVLYISRIAEQLKLSGEVVKTAIEILQKAKKAGITAGKDPAGLAAAAVYIASLLHGDNRTQKDFAVAAGVTEVTVRNRYKELAKTLNIKVPVK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrobaculum neutrophilum (strain DSM 2338 / JCM 9278 / V24Sta)
Length
333 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
37.498 kDa
Sequence
MTSPNPPSSGKPLKLRINRDSEGYLSLVTDTGEVYRCPICGNDKFIYNYERGEVVCIVCGAVVQEQLLDLGPEWRAFTSEERGQRARTGAPLTRLISEALTTVIDWRDKDVSGKELDIKRKLEVIRLRKWQTRARVQTSYERNFIQAAQELERLRSSMGIPRPCIEQALEIYRQALEKELVRGRSVEAMAAAALYMACRMMKMPRPLDELVRYTKASRREVARCYRLLLRELNVKVPISDPTLYISRIAEQLKLSGEVVKTAIDILQKAKKAGITAGKDPAGLAAAAVYIASLMHGDNRTQKDFAVAAGVTEVTVRNRYKELAKALNIKVPVK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126)
Length
326 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
36.939 kDa
Sequence
MAEVEKVREKEVEKEVERKEIEREEDVEVCPECGSPRLIRDYRRGEFICQDCGLVIEDTYIDAGPEWRAFDSEQRDKRSRVGAPVTYTIHDKGLSTIIDWSNKDYYGKAISVRNRAQLFRLRKWQRRIRISNATERNLAFALSELDRMASALGLPKSVRETAAVIYRKAVEKNLIRGRSIEGVVAAALYAACRQAGVPRTLDEIATYSRVDRKEIGRTYRFITRELGLKLMPTSPADYIPRFCAALGLSGEVQKKAIEIIKKAEERELTSGRGPTGVAAAALYVASILLGERRTQREVAEVAGVTEVTIRNRYKELAEKLGIEIIL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Aeropyrum pernix (strain ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1)
Length
322 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
35.377 kDa
Sequence
MASEIPYDESPSGEESGEIKCKNIVTDPVRGLKICADTGEIIGEDIIGTESDVKAYTPEERQQKTHYGGPLKYSHHYMGVEASLEHPRDHGPKGIKQRKILPRRPPRLSARPLTSVDKNLQTALSLINEVASRMGMPEIVVEDASKIYREAMEKGLTRGRSIESIVAASLYAASRIHGLPHSLTDIIKAMKGNVDAETRRDVARSYRLLVRDLNIKIPVRKPENFVYTIISALGLPEHVAIEAIKIIDLSRKKGLTAGKDPGGLAGAAVYLAALKHGIRKTQKEIAHVVGVTEVTIRNRYKEIAQALGIEEELEEKGGEEKG

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Ignicoccus hospitalis (strain KIN4/I / DSM 18386 / JCM 14125)
Length
316 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
36.094 kDa
Sequence
MPEQEAFRLRCPVCGSTDIVFNEETGEYVCARCGTIVLDRYVDQGPEWRAFTPEERERRGRTGAPLSPTLHDHGLSTVIDHRDRDALGKRLSPRKRQEVQRLRKWQLRARIQTGMDRNLTIAMNELDRMANLLNLPKQIKEEAAVIYRKAVEKGLVRGRSIESVVAAVIYAACRIHHQPRTLDEIAKKLEVNRKEVARCYRLITKELKLKVPIADAMDHIPRIGEALKLRGDIIEYAMKIMEKIKGHPITAGKDPAGIAAAVIYIAVMQKGERRTQKEIANVAGVTEVTVRNRYKEIMKVLNEMDLEEIEKEVSKK

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanosphaera stadtmanae (strain ATCC 43021 / DSM 3091 / JCM 11832 / MCB-3)
Length
311 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
35.016 kDa
Sequence
MKEDVAEMEKKETKCPECGSTKLINDHERGEVVCGACGLVIDDNIVDMGPEWRAFDHEQRDKRTRVGAPITYTIHDKGLSTMIDWRNKDIYGRDIPARNRAQWYRLRKWQRKIRISGATERNLAFALSELDRDSSRLGLPRSVRESASVVYRNAVENKLIRGRSIEGVVAASLYAACRRCKVPRTLDEIADVSRVSKKEVGRTYRFLTRELHIRLPPTSPIDYVPRFASELNLSGVVQSKAIEIINQAMDNGLTSGRGPTGVAAAALYIASVLLGERKTQRDVADIAGVTEVTIRNRYKELTEQLDMGVNL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanobrevibacter smithii (strain ATCC 35061 / DSM 861 / OCM 144 / PS)
Length
310 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.834 kDa
Sequence
MQGDVYDKDKQTVCPECGSTELIGDYERAEVVCAHCGLVIDENLVDMGPEWRAFDHEQRDKRTRVGAPITYTIHDKGLSTMIDWRNKDIYGRDIPARNRAQWYRLRKWQRKIRISGATERNLAFALSELDRDSSRLGLPRSVREAASVVYRSAVDNKLIRGRSIEGVVAASLYAACRRCNVPRTLDEIAEVSRVTKKEVGRTYRFLTRELNIKLPPTSPVDYVPRFASELGLSGEAQSRAIEIIEKAMEKGLTSGRGPTGVAAAALYIASVLLGERKTQRDVADIAGVTEVTIRNRYKELTEQLEMGVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)
Length
310 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.89 kDa
Sequence
MRSDVSEIEKETKCPECGSDDLRGDYERAEIVCGKCGLVIDDNLVDMGPEWRAFDHEQRDKRTRVGAPITYTIHDKGLSTMIDWRNKDIYGRDIPARNRAQWYRLRKWQRKIRISGATERNLAFALSELDRDSSRLGLPRSVREAASMVYRRAVENKLIRGRSIEGVVAASLYAACRKCNVPRTLDEIAEVSRVSKKEVGRTYRFLTRELNIKLPPTSPVDYVPRFASELGLSGEVQSKAIEIIEMAMENGLTSGRGPTGVAAAALYIASVLLGEHKTQRDVAEVAGVTEVTIRNRYKELTEQLDLGVTL

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrodictium occultum
Length
310 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.491 kDa
Sequence
MTKEQAPRASGEKEEGCPPEYIVFDEERGEYICTLTGEVVEETVIDTGPEWRAYTPEERTRRSRVGSPLTHTLPDYGILTTISGYRDANGRKLEARLRIEASRLRRLQAKLRATTSIEKNIEQAAREITRLVEALNLPRGIIDTAMMIYRQAAEKGLVRGRSLESMAAAAVYAACRIRGIPRSIDDIAEVVKGGRKEVARCYRLIVRELKLRMPIVDPVRYVSRIVSALRLSPAVERRAAEILVQARKMGLTAGKDPAGLAAAAIYIAALELGERRTQKEIAAAAGVTEVTVRNRYKELVQKLNIPLPAQ

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Saccharolobus shibatae
Length
309 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.756 kDa
Sequence
MLYLSEENKSVSTPCPPDKIIFDAERGEYICSETGEVLEDKIIDQGPEWRAFTPEEKEKRSRVGGPLNNTIHDRGLSTLIDWKDKDAMGRTLDPKRRLEALRWRKWQIRARIQSSIDRNLAQAMNELERIGNLLNLPKSVKDEAALIYRKAVEKGLVRGRSIESVVAAAIYAACRRMKLARTLDEIAQYTKANRKEVARCYRLLLRELDVSVPVSDPKDYVTRIANLLGLSGRVMKTAAEIIDKAKGSGLTAGKDPAGLAAAAIYIASLLHDERRTQKEIAQVAGVTEVTVRNRYKELTQELKISIPTQ

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)
Length
308 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.665 kDa
Sequence
MSESNKSQASATPCPPDKIVFDEERGEYICTETGEVIEERAIDQGPEWRAFTPEEKEKRSRVGGPLNQTIHDMGISTVIDWKDKDAMGRTLDPKRRLEVLRWRKWQIRARIQSSIDRNLAQAMNELERIGNLLNLPKAVKDEAALIYRKAVEKGLVRGRSIESVVAASIYAACRRMKMARTLDEIAQFTKANRKEVARCYRLILRELDINVPVSDPKDYVTRIGSLLGLSGSTMKMAIDIIEKAKESGLTAGKDPAGLAAAAIYIAALLNDERRTQKEIAQIAGVTEVTVRNRYKELTQELKIQIPNQ

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Methanopyrus kandleri (strain AV19 / DSM 6324 / JCM 9639 / NBRC 100938)
Length
307 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.319 kDa
Sequence
MAASERNTGKFTEECPACGSAEIVFDEERGEYVCANCGLVTEDPVIDPGPEWRHFNPDQRQRRSRTGEPVKLRLPDKGISTIIDRELRDSGGKKNPRMRRIRTWDARIKVSGSRERNFFQAFLELENLASKLQLPESVRELAASIYRKAYKEGIVRGRGIESVLGAAVFAACKEARVPRTAREIAEALGVSDENEILRAYRVLQRRLNLKQKPTEPSDHLPRFASKLGVSENVQAKAQEIIEKAKEKGITVGKGPAGVAAAALYIASILEGERRTQKEIAEVARVTEVTIRNRYKEICEALGIELHP

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Sulfolobus acidocaldarius (strain ATCC 33909 / DSM 639 / JCM 8929 / NBRC 15157 / NCIMB 11770)
Length
307 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.698 kDa
Sequence
MVEQSKVPSSSLCPPDKIIFDEERGEYICTETGEVIEERIIDQGPEWRAFTPEEKEKRSRVGGPLNQTIHDMGISTVIDWKDKDAMGRSLDPKRRLEVLRWRKWQIRTRIQSSIDRNLAQAMNELERIGNLLNLPKAVKDEAALIYRKAVEKGLVRGRSIESVVAASIYAACRRMKMARTLDEIAQFTKANRKEVARCYRLILRELDIEVPVSDPKDYVTRIGTLLSLSGITMKHAAEIIEKAKNSGLTAGKDPAGLAAAAIYIAALLNDERRTQKEIAQVAGVTEVTVRNRYKELTQELKIQIPSQ

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrococcus abyssi (strain GE5 / Orsay)
Length
300 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.07 kDa
Sequence
MTKQRVCPVCGSTEFIYDPERGEIVCARCGYVIEENIVDMGPEWRAFDASQREKRSRTGAPESILLHDKGLSTDIGIDRSLTGLMREKMYRLRKWQSRLRVSDAAERNLAFALSELDRITAQLKLPKHVEEEAARLYREAVRKGLIRGRSIESVIAACVYAACRLLKVPRTLDEISDIARVEKKEIGRSYRFIARNLNLTPKKLFVKPTDYVNKFADELGLSEKVRRRAIEILEEAYKRGLTSGKSPAGLVAAALYIASLLEGEKRTQREVAEVARVTEVTVRNRYKELVEKLGIKVPVT

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1)
Length
300 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.106 kDa
Sequence
MNKQKVCPACESAELIYDPERGEIVCAKCGYVIEENIIDMGPEWRAFDASQRERRSRTGAPESILLHDKGLSTEIGIDRSLSGLMREKMYRLRKWQSRLRVSDAAERNLAFALSELDRITAQLKLPRHVEEEAARLYREAVRKGLIRGRSIESVMAACVYAACRLLKVPRTLDEIADIARVDKKEIGRSYRFIARNLNLTPKKLFVKPTDYVNKFADELGLSEKVRRRAIEILDEAYKRGLTSGKSPAGLVAAALYIASLLEGEKRTQREVAEVARVTEVTVRNRYKELVEKLKIKVPIA

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)
Length
300 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.098 kDa
Sequence
MTKQKVCPVCGSTEFIYDPERGEIVCARCGYVIEENIIDMGPEWRAFDASQREKRSRTGAPESILLHDKGLSTDIGIDRSLTGLMREKMYRLRKWQSRLRVSDAAERNLAFALSELDRITAQLKLPKHVEEEAARLYREAVRKGLIRGRSIESVIAACVYAACRLLKVPRTLDEISDIARVEKKEIGRSYRFIARNLNLTPKKLFVKPTDYVNKFADELGLSEKVRRRAIEILEEAYRRGLTSGKSPAGLVAAALYIASLLEGEKRTQREVAEVARVTEVTVRNRYKELVEKLGIKVPIT

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Pyrococcus woesei
Length
300 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB).
Similarity
Belongs to the TFIIB family.
Mass
34.106 kDa
Sequence
MNKQKVCPACESAELIYDPERGEIVCAKCGYVIEENIIDMGPEWRAFDASQRERRSRTGAPESILLHDKGLSTEIGIDRSLSGLMREKMYRLRKWQSRLRVSDAAERNLAFALSELDRITAQLKLPRHVEEEAARLYREAVRKGLIRGRSIESVMAACVYAACRLLKVPRTLDEIADIARVDKKEIGRSYRFIARNLNLTPKKLFVKPTDYVNKFADELGLSEKVRRRAIEILDEAYKRGLTSGKSPAGLVAAALYIASLLEGEKRTQREVAEVARVTEVTVRNRYKELVEKLKIKVPIA

Gene
tfb
Protein
Transcription initiation factor IIB
Organism
Haloarcula vallismortis
Length
114 amino acids
Function
Stabilizes TBP binding to an archaeal box-A promoter. Also responsible for recruiting RNA polymerase II to the pre-initiation complex (DNA-TBP-TFIIB) (By similarity).
Similarity
Belongs to the TFIIB family.
Mass
12.805 kDa
Fragment
single
Sequence
VEQKEIGRTYRYVAQELELKMEPVDPKQYVPRFASELELSEEVQSKANEIIDTTAEQGLLSGKSPTGYAAAAIYAASLLCNEKKTQREVADVAQVTEVTIRNRYQEQIEAMGIH