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Leo1

Gene
leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Xenopus laevis
Length
703 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II. PAF1C associates with RNA polymerase II, is involved in transcriptional elongation and in histone modifications including methylation on histone H3 'Lys-4' (H3K4me3) (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
80.407 kDa
Sequence
MADMEDLFGSDAESENEQKESDSGSGSDSEPGNDGSGSNRSGSDSDRDEDDEHSAVKPSNKELFGDDSEDEVGSQHSGSYNRSERSYNASETAHSDQEVNDQSDAEQHSGSEALHDEDNDEDVGQRSDHSSPRSEADGSDKDANSDDEKWGREDKSDQSDEEEKMQNSDDELQHSDRDEHRQSDEEGQRPSSDAEEQETHQSDDEEQDNHHSDDLHNSDDEENDQQHYNDRPHSDGEEQDHRQSEDEENELQHSDDEQERQRSDDERQRSDDEINEHRQSDDEDRQHSDGDNVRHHSDDEHKSESQKGSDSEEEIGRQRRKKAIASDSDLDSDDDEPKAKQNASDLFGDADDISSGSDGEDKPPTPGQPMDDDGMDQDQPEETAPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRTRKDEEGNDVRDSNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPESQRSEMIKKEEERLRASIRRESQQRRMREKQHQRGLSANYLEPDRYDDEEEGDESISLAAIKNRYKGGREERARIYSSDSDEGSDEDKAQRLLKAKKLNSDEEDQDEEGEISGKRKAEEDEDKASKKPKKYVISDDEEDEEEL

Gene
leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Xenopus laevis
Length
703 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II. PAF1C associates with RNA polymerase II, is involved in transcriptional elongation and in histone modifications including methylation on histone H3 'Lys-4' (H3K4me3) (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
80.407 kDa
Sequence
MADMEDLFGSDAESENEQKESDSGSGSDSEPGNDGSGSNRSGSDSDRDEDDEHSAVKPSNKELFGDDSEDEVGSQHSGSYNRSERSYNASETAHSDQEVNDQSDAEQHSGSEALHDEDNDEDVGQRSDHSSPRSEADGSDKDANSDDEKWGREDKSDQSDEEEKMQNSDDELQHSDRDEHRQSDEEGQRPSSDAEEQETHQSDDEEQDNHHSDDLHNSDDEENDQQHYNDRPHSDGEEQDHRQSEDEENELQHSDDEQERQRSDDERQRSDDEINEHRQSDDEDRQHSDGDNVRHHSDDEHKSESQKGSDSEEEIGRQRRKKAIASDSDLDSDDDEPKAKQNASDLFGDADDISSGSDGEDKPPTPGQPMDDDGMDQDQPEETAPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRTRKDEEGNDVRDSNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPESQRSEMIKKEEERLRASIRRESQQRRMREKQHQRGLSANYLEPDRYDDEEEGDESISLAAIKNRYKGGREERARIYSSDSDEGSDEDKAQRLLKAKKLNSDEEDQDEEGEISGKRKAEEDEDKASKKPKKYVISDDEEDEEEL

Gene
leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Danio rerio
Length
696 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II. PAF1C associates with RNA polymerase II, is involved in transcriptional elongation and in histone modifications including methylation on histone H3 'Lys-4' (H3K4me3) (By similarity). PAF1C seems to be required for multiple steps in cardiac formation. Involved in heart development and required for differentiation of the atrioventricular boundary. Required for neural crest cell development.
Similarity
Belongs to the LEO1 family.
Mass
76.442 kDa
Sequence
MADMDELFGSDGDSDNEQRDSGSGSGSDSDHERPRSASNASGSESAQSDRDHDDDEDEDGGKPSNKELFGDDSEDEHGSQHSGSQHSGSRHSGSRHSGSRHSGSRHSGSQHSGSQSERSGNQSDATMHSDNEHSMSEAHRGEQDDEDDDDRGHRSDVGSPASGAGSRRSDRGSGSPGSEAGSPRSEAGSGHSDPGTPHTDGEGSGKDAHSGDEKWGGDGKSDQSEDEDKQQNSDDERERSDEEGERQKSESIKGSDSEDDFTRKKKKKIASDSDSDSDAETQGGKKPAANDLFGEADDISSDSDAEKPLTPGQPLDADDGMEGDQPEEEPAPETRIEVEIPKVSTDLGSDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRSRRDEEGNEVKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPESQRNEMIKKEEERLRASIRRESQQRRMREKQHQRGLNAGYLEPDRYDEDEEGEESISLAAIKSKYKGGGGLREERARIYSSDSDEGSDEDKAQRLMKAKRLDSDEEGENSGKRKAEEDEESASKKPKKYVISDEEDEDGDGERDGDRERGGDMDGDGDGDMEGDGDVDRDGDMDGDGEGDGEGDGEEDE

Gene
Leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Rattus norvegicus
Length
678 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
76.957 kDa
Sequence
MADMEDLFGSEAESEAERKDSDSGSDSDSDQDNGASGSNASGSESDQDERGDSGQPSNKELFGDDSEEEGAPHHSGSDNHSEQSDNRSEASEERSDHEDNEPSDVDQHSGSEAHNDDDDDDDDEDDDDEGHRSDEGSHHSEAEGSEKAQSDDEKWDGEDKSDQSDDDEKLQNSDDEEREQGSDDEKLQNSADEEEKMQNTDDEDRAQLSDDDRQQLSEEEKGNSDDERPAASDNDEEKQNSDDEDRPQVSDEEKMQNSDDERPQVSDEDRRHSDDEEEQDQKSESARGSDSEDEVLRMKRKNAIPSDSEVDSDTEVPKDNNGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRMRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESVSLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLNSDEEGESSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
Leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Rattus norvegicus
Length
678 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
76.957 kDa
Sequence
MADMEDLFGSEAESEAERKDSDSGSDSDSDQDNGASGSNASGSESDQDERGDSGQPSNKELFGDDSEEEGAPHHSGSDNHSEQSDNRSEASEERSDHEDNEPSDVDQHSGSEAHNDDDDDDDDEDDDDEGHRSDEGSHHSEAEGSEKAQSDDEKWDGEDKSDQSDDDEKLQNSDDEEREQGSDDEKLQNSADEEEKMQNTDDEDRAQLSDDDRQQLSEEEKGNSDDERPAASDNDEEKQNSDDEDRPQVSDEEKMQNSDDERPQVSDEDRRHSDDEEEQDQKSESARGSDSEDEVLRMKRKNAIPSDSEVDSDTEVPKDNNGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRMRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESVSLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLNSDEEGESSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
Leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Mus musculus
Length
667 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
75.597 kDa
Sequence
MADMEDLFGSEAESEAERKDSESESDSDSDQDNGASGSNASGSESDQDDRGDSGQPSNKELFGDDSEEEGASHHSGSDNHSERSDNRSEASERSDHEDNEPSDEDQHSGSEAHNDDDDEGHRSDEGSRHSEAEGSEKAQSDDEKWDGEDKSDQSDDEKLQNSDDEDREQGSDEDKLQNSDDDEEKMQNTDDEDRAQISDDDRQQLSEEEKGNSDDEHPVASDNDEEKQNSDDEDQPQVSDEEKMQNSDDERPQVSDEDGRRSDGEEEQDQKSESARGSDSEDEVLRLKRKNAIPSDSEADSDTEVPKDNNGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRIRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESVSLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLNSDEEGESSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
Leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Mus musculus
Length
667 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
75.597 kDa
Sequence
MADMEDLFGSEAESEAERKDSESESDSDSDQDNGASGSNASGSESDQDDRGDSGQPSNKELFGDDSEEEGASHHSGSDNHSERSDNRSEASERSDHEDNEPSDEDQHSGSEAHNDDDDEGHRSDEGSRHSEAEGSEKAQSDDEKWDGEDKSDQSDDEKLQNSDDEDREQGSDEDKLQNSDDDEEKMQNTDDEDRAQISDDDRQQLSEEEKGNSDDEHPVASDNDEEKQNSDDEDQPQVSDEEKMQNSDDERPQVSDEDGRRSDGEEEQDQKSESARGSDSEDEVLRLKRKNAIPSDSEADSDTEVPKDNNGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRIRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESVSLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLNSDEEGESSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
LEO1
Protein
RNA polymerase-associated protein LEO1
Organism
Pongo abelii
Length
666 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
75.402 kDa
Sequence
MADMEDLFGSDADSEAERRDSDSGSDSDSDQENAASGSNASGSESDQDERGDSGQPSNKELFGDDSEDEGASHHSGSDNHSERSDNRSEASERSDHEDNDPSDVDQHSGSEAPNDDEDEGHRSDGGSHHSEAEGSEKVHSDDEKWGREDKSDQSDDEKIQNSDDEERAQGSDEDKLQNSDDDEKMQNTDDEERPQLSDDERQQLSEEEKANSDDERPVASDNDDEKQNSDDEEQPQLSDEEKMQNSDDERPQASDEEHRHSDDEEEQDHKSESARGSDSEDEVLRMKRKNAIASDSEADSDTEVPKDNSGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDGEGRTRLKLKVENTIRWRIRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESISLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLTSDEEGEPSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
LEO1
Protein
RNA polymerase-associated protein LEO1
Organism
Pongo abelii
Length
666 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling (By similarity).
Similarity
Belongs to the LEO1 family.
Mass
75.402 kDa
Sequence
MADMEDLFGSDADSEAERRDSDSGSDSDSDQENAASGSNASGSESDQDERGDSGQPSNKELFGDDSEDEGASHHSGSDNHSERSDNRSEASERSDHEDNDPSDVDQHSGSEAPNDDEDEGHRSDGGSHHSEAEGSEKVHSDDEKWGREDKSDQSDDEKIQNSDDEERAQGSDEDKLQNSDDDEKMQNTDDEERPQLSDDERQQLSEEEKANSDDERPVASDNDDEKQNSDDEEQPQLSDEEKMQNSDDERPQASDEEHRHSDDEEEQDHKSESARGSDSEDEVLRMKRKNAIASDSEADSDTEVPKDNSGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDGEGRTRLKLKVENTIRWRIRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESISLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLTSDEEGEPSGKRKAEDDDKANKKHKKYVISDEEEEEDD

Gene
LEO1
Protein
RNA polymerase-associated protein LEO1
Organism
Homo sapiens
Length
666 amino acids
Function
Component of the PAF1 complex (PAF1C) which has multiple functions during transcription by RNA polymerase II and is implicated in regulation of development and maintenance of embryonic stem cell pluripotency. PAF1C associates with RNA polymerase II through interaction with POLR2A CTD non-phosphorylated and 'Ser-2'- and 'Ser-5'-phosphorylated forms and is involved in transcriptional elongation, acting both indepentently and synergistically with TCEA1 and in cooperation with the DSIF complex and HTATSF1. PAF1C is required for transcription of Hox and Wnt target genes. PAF1C is involved in hematopoiesis and stimulates transcriptional activity of KMT2A/MLL1; it promotes leukemogenesis through association with KMT2A/MLL1-rearranged oncoproteins, such as KMT2A/MLL1-MLLT3/AF9 and KMT2A/MLL1-MLLT1/ENL. PAF1C is involved in histone modifications such as ubiquitination of histone H2B and methylation on histone H3 'Lys-4' (H3K4me3). PAF1C recruits the RNF20/40 E3 ubiquitin-protein ligase complex and the E2 enzyme UBE2A or UBE2B to chromatin which mediate monoubiquitination of 'Lys-120' of histone H2B (H2BK120ub1); UB2A/B-mediated H2B ubiquitination is proposed to be coupled to transcription. PAF1C is involved in mRNA 3' end formation probably through association with cleavage and poly(A) factors. In case of infection by influenza A strain H3N2, PAF1C associates with viral NS1 protein, thereby regulating gene transcription. Involved in polyadenylation of mRNA precursors. Connects PAF1C to Wnt signaling.
Similarity
Belongs to the LEO1 family.
Mass
75.404 kDa
Sequence
MADMEDLFGSDADSEAERKDSDSGSDSDSDQENAASGSNASGSESDQDERGDSGQPSNKELFGDDSEDEGASHHSGSDNHSERSDNRSEASERSDHEDNDPSDVDQHSGSEAPNDDEDEGHRSDGGSHHSEAEGSEKAHSDDEKWGREDKSDQSDDEKIQNSDDEERAQGSDEDKLQNSDDDEKMQNTDDEERPQLSDDERQQLSEEEKANSDDERPVASDNDDEKQNSDDEEQPQLSDEEKMQNSDDERPQASDEEHRHSDDEEEQDHKSESARGSDSEDEVLRMKRKNAIASDSEADSDTEVPKDNSGTMDLFGGADDISSGSDGEDKPPTPGQPVDENGLPQDQQEEEPIPETRIEVEIPKVNTDLGNDLYFVKLPNFLSVEPRPFDPQYYEDEFEDEEMLDEEGRTRLKLKVENTIRWRIRRDEEGNEIKESNARIVKWSDGSMSLHLGNEVFDVYKAPLQGDHNHLFIRQGTGLQGQAVFKTKLTFRPHSTDSATHRKMTLSLADRCSKTQKIRILPMAGRDPECQRTEMIKKEEERLRASIRRESQQRRMREKQHQRGLSASYLEPDRYDEEEEGEESISLAAIKNRYKGGIREERARIYSSDSDEGSEEDKAQRLLKAKKLTSDEEGEPSGKRKAEDDDKANKKHKKYVISDEEEEDDD

Gene
leo1
Protein
RNA polymerase-associated protein LEO1
Organism
Dictyostelium discoideum
Length
487 amino acids
Function
The PAF1 complex is a multifunctional complex. May be involved in both initiation and elongation, histone methylation and RNA processing.
Similarity
Belongs to the LEO1 family.
Mass
56.191 kDa
Sequence
MNDFGEEDERQILEGTFVDKSSKQTTNDNENNNNNNNREEENENQDKNVTTKNDEDNNNDANDGDDDDDDLFGDKDLEENDNVNSDNEKNKSKKDKEDQDQEEQQEDQEDEEYSNKKKKKKSKKNKNRHSTEEDETMEDANENLDFATGAGEEEEEEEPELIRDPITLTHIETSNVLPAQKIMKLKLLNILGIQPKPFDPITFEDEEAMNGDEKSKFNVESVIRWRWGLDLNGRPAKESNTRLVTWSDGSSHLYIGNEVLEIKEQPLQNEQFYVYSSQDGFIECEGKIDSRLSIRPTNIKSKVHQRLSENVAKRTVKVSKIKSIHTTLDPEKEKEKREKELLDALREKKKQKDDSYRPNRGRGGKSGSLTASYLENDDDDYDSYRNEKGDDFVVDDDEDEEDDDYKESDDDGSDSSDDDGSESGESESDSDGDNKSKKKENKNSNDNKNNKSRKQDFDDDEDEDEDLIVSTKKVKRRVIDDDDDDED

Gene
LEO1
Protein
RNA polymerase-associated protein LEO1
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
464 amino acids
Function
The PAF1 complex is a multifunctional complex. Involved in transcription initiation via genetic interactions with TATA-binding proteins. Involved in elongation. It regulates 3'-end formation of snR47 by modulating the recruitment or stable association of NRD1 and NAB3 with RNA polymerase II. Also has a role in transcription-coupled histone modification. Required for activation of RAD6 ubiquitin conjugate and the BRE1 ubiquitin ligase which ubiquitinate 'Lys-126' histone H2B. Activates the SET1 histone methyltransferase complex for methylation of 'Lys-4' of histone H3 and for methylation of 'Lys-73' of histone H3 by DOT1 and 'Lys-36' of histone H3 by SET2.
Similarity
Belongs to the LEO1 family.
Mass
53.92 kDa
Sequence
MSSESPQDQPQKEQISNNVGVTTNSTSNEETSRSQDDNVKEVNGNDDTKEEEQEEDAELDDLFGDDNDDDDDDDVKKSETEKSDSDSDEDDEGENINHRSRHRESLGLDDDEAEEQAMYTRKFYGEDANNFSDQDETTHTFKEENVELVRHIIPSKANVNETASHNEIFYARIPNFLTIDPIPFDPPSFEAKVNERASNSASREDQLDDRLIDENTVRWRYSRDKDQHVFKESNTQIVQWSDGTYSLKVGEECTDILVNDTSNTFLTVSHDQQELIQCYEGGEIKKTLMFIPTSTNSKIHQKLSKAVIRRNQRQSKGPGTYIVSMDPEVEKKELERKQSQILRDRRRRQLKEKEKQESPDAAFETGFRKQNSPTTYGASRRNEYEEDDFLVDDDEEEEAAFDDEEDDNEEEEEEEDADEENASRLRNLKREGAAMYREEEEEEKDRSETKRRRVAVIEDDEDED

Gene
LEO1
Protein
RNA polymerase-associated protein LEO1
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
464 amino acids
Function
The PAF1 complex is a multifunctional complex. Involved in transcription initiation via genetic interactions with TATA-binding proteins. Involved in elongation. It regulates 3'-end formation of snR47 by modulating the recruitment or stable association of NRD1 and NAB3 with RNA polymerase II. Also has a role in transcription-coupled histone modification. Required for activation of RAD6 ubiquitin conjugate and the BRE1 ubiquitin ligase which ubiquitinate 'Lys-126' histone H2B. Activates the SET1 histone methyltransferase complex for methylation of 'Lys-4' of histone H3 and for methylation of 'Lys-73' of histone H3 by DOT1 and 'Lys-36' of histone H3 by SET2.
Similarity
Belongs to the LEO1 family.
Mass
53.92 kDa
Sequence
MSSESPQDQPQKEQISNNVGVTTNSTSNEETSRSQDDNVKEVNGNDDTKEEEQEEDAELDDLFGDDNDDDDDDDVKKSETEKSDSDSDEDDEGENINHRSRHRESLGLDDDEAEEQAMYTRKFYGEDANNFSDQDETTHTFKEENVELVRHIIPSKANVNETASHNEIFYARIPNFLTIDPIPFDPPSFEAKVNERASNSASREDQLDDRLIDENTVRWRYSRDKDQHVFKESNTQIVQWSDGTYSLKVGEECTDILVNDTSNTFLTVSHDQQELIQCYEGGEIKKTLMFIPTSTNSKIHQKLSKAVIRRNQRQSKGPGTYIVSMDPEVEKKELERKQSQILRDRRRRQLKEKEKQESPDAAFETGFRKQNSPTTYGASRRNEYEEDDFLVDDDEEEEAAFDDEEDDNEEEEEEEDADEENASRLRNLKREGAAMYREEEEEEKDRSETKRRRVAVIEDDEDED