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RBL2

Gene
RBL2
Protein
Retinoblastoma-like protein 2
Organism
Homo sapiens
Length
1139 amino acids
Function
Key regulator of entry into cell division. Directly involved in heterochromatin formation by maintaining overall chromatin structure and, in particular, that of constitutive heterochromatin by stabilizing histone methylation. Recruits and targets histone methyltransferases KMT5B and KMT5C, leading to epigenetic transcriptional repression. Controls histone H4 'Lys-20' trimethylation. Probably acts as a transcription repressor by recruiting chromatin-modifying enzymes to promoters. Potent inhibitor of E2F-mediated trans-activation, associates preferentially with E2F5. Binds to cyclins A and E. Binds to and may be involved in the transforming capacity of the adenovirus E1A protein. May act as a tumor suppressor.
Similarity
Belongs to the retinoblastoma protein (RB) family.
Mass
128.367 kDa
Sequence
MPSGGDQSPPPPPPPPAAAASDEEEEDDGEAEDAAPPAESPTPQIQQRFDELCSRLNMDEAARAEAWDSYRSMSESYTLEGNDLHWLACALYVACRKSVPTVSKGTVEGNYVSLTRILKCSEQSLIEFFNKMKKWEDMANLPPHFRERTERLERNFTVSAVIFKKYEPIFQDIFKYPQEEQPRQQRGRKQRRQPCTVSEIFHFCWVLFIYAKGNFPMISDDLVNSYHLLLCALDLVYGNALQCSNRKELVNPNFKGLSEDFHAKDSKPSSDPPCIIEKLCSLHDGLVLEAKGIKEHFWKPYIRKLYEKKLLKGKEENLTGFLEPGNFGESFKAINKAYEEYVLSVGNLDERIFLGEDAEEEIGTLSRCLNAGSGTETAERVQMKNILQQHFDKSKALRISTPLTGVRYIKENSPCVTPVSTATHSLSRLHTMLTGLRNAPSEKLEQILRTCSRDPTQAIANRLKEMFEIYSQHFQPDEDFSNCAKEIASKHFRFAEMLYYKVLESVIEQEQKRLGDMDLSGILEQDAFHRSLLACCLEVVTFSYKPPGNFPFITEIFDVPLYHFYKVIEVFIRAEDGLCREVVKHLNQIEEQILDHLAWKPESPLWEKIRDNENRVPTCEEVMPPQNLERADEICIAGSPLTPRRVTEVRADTGGLGRSITSPTTLYDRYSSPPASTTRRRLFVENDSPSDGGTPGRMPPQPLVNAVPVQNVSGETVSVTPVPGQTLVTMATATVTANNGQTVTIPVQGIANENGGITFFPVQVNVGGQAQAVTGSIQPLSAQALAGSLSSQQVTGTTLQVPGQVAIQQISPGGQQQKQGQSVTSSSNRPRKTSSLSLFFRKVYHLAAVRLRDLCAKLDISDELRKKIWTCFEFSIIQCPELMMDRHLDQLLMCAIYVMAKVTKEDKSFQNIMRCYRTQPQARSQVYRSVLIKGKRKRRNSGSSDSRSHQNSPTELNKDRTSRDSSPVMRSSSTLPVPQPSSAPPTPTRLTGANSDMEEEERGDLIQFYNNIYIKQIKTFAMKYSQANMDAPPLSPYPFVRTGSPRRIQLSQNHPVYISPHKNETMLSPREKIFYYFSNSPSKRLREINSMIRTGETPTKKRGILLEDGSESPAKRICPENHSALLRRLQDVANDRGSH

Gene
Rbl2
Protein
Retinoblastoma-like protein 2
Organism
Mus musculus
Length
1135 amino acids
Function
Key regulator of entry into cell division. Directly involved in heterochromatin formation by maintaining overall chromatin structure and, in particular, that of constitutive heterochromatin by stabilizing histone methylation. Recruits and targets histone methyltransferases KMT5B and KMT5C, leading to epigenetic transcriptional repression. Controls histone H4 'Lys-20' trimethylation. Probably acts as a transcription repressor by recruiting chromatin-modifying enzymes to promoters. Potent inhibitor of E2F-mediated trans-activation, associates preferentially with E2F5. Binds to cyclins A and E. Binds to and may be involved in the transforming capacity of the adenovirus E1A protein. May act as a tumor suppressor.
Similarity
Belongs to the retinoblastoma protein (RB) family.
Mass
127.485 kDa
Sequence
MASGGNQSPPPPPAAAASSEEEEEDGDAADRAQPAGSPSHQIQQRFEELCSRLNMDEAARAEAWSSYRSMSESYTLEGNDLHWLACALYVACRKSVPTVSKGTAEGNYVSLTRILRCSEQSLIEFFNKMKKWEDMANLPPHFRERTERLERNFTVSAVIFKKYEPIFQDIFKYPQEEQPRQQRGRKQRRQPCTTSEIFHFCWVLFIYAKGNFPMISDDLVNSYHLLLCALDLVYGNALQCSNRKELVNPNFKGLSEDCHPKDSKASSDPPCVIEKLCSLHDGLVLEAKGIKEHFWKPYIRKLFEKKLLKGKEENLTGFLEPGNFGESFKAVNKAYEEYVLAAGNLDERVFLGEDAEEEVGTLSRCLSAASGTESAERTQMRDILQQHLDKSKALRVCTPLTGVRYVQENSPCVTPVSTAAHSLSRLHTMLSGLRNAPSEKLERILRSCSRDPTQAIADRLKEMYEIYSQHFQPDENFSNCAKEIANKHFRFAEMLYYKVLESVIEQEQKRLGDMDLSGVLEHDAFHRSLLACCLEVVAFSHKPPGNFPFIAEIFDVPHYHFYKVIEVFIRAEDGLCREVVKHLNQIEEQILDHLAWKTKSPLWDRIRDNENRVPTCEEVMPPQNLERTDEIYIAGSPLTPRRVGEVRADAGGLGRSITSPTTLYDRYSSPTVSTTRRRLFENDSPSEGSTSGRIPPQPLVNAVPVQNVPGETVSVTPVPGQTLVTMATATVTANNGQTVTIPVQGIANENGGITFFPVQVNVGGQAQAVAGSIQPLSAQALAGSLSSQQVTGTTLQVPGPVAIQQISPGGQQQNPGQPLTSSSIRPRKTSSLALFFRKVYYLAGVRLRDLCIKLDISDELRKKIWTCFEFSIIQCTELMMDRHLDQLLMCAIYVMAKVTKEDRSFQNIMRCYRTQPQARSQVYRSVLIKGKRRNSGSSESRSHQNSPTELNTDRASRDSSPVMRSNSTLPVPQPSSAPPTPTRLTGASSDVEEEERGDLIQFYNNIYRKQIQAFAMKYSQANAQTDTPPLSPYPFVRTGSPRRVQLSQSHPIYISPHNNEAMPSPREKIFYYFSNSPSKRLREINSMIRTGETPTKKRGILLDDGSESPAKRICPENHSALLRRLQDVANDRGSQ

Gene
Rbl2
Protein
Retinoblastoma-like protein 2
Organism
Rattus norvegicus
Length
1135 amino acids
Function
Key regulator of entry into cell division. Directly involved in heterochromatin formation by maintaining overall chromatin structure and, in particular, that of constitutive heterochromatin by stabilizing histone methylation. Recruits and targets histone methyltransferases KMT5B and KMT5C, leading to epigenetic transcriptional repression. Controls histone H4 'Lys-20' trimethylation. Probably acts as a transcription repressor by recruiting chromatin-modifying enzymes to promoters. Potent inhibitor of E2F-mediated trans-activation, associates preferentially with E2F5. Binds to cyclins A and E. Binds to and may be involved in the transforming capacity of the adenovirus E1A protein. May act as a tumor suppressor (By similarity).
Similarity
Belongs to the retinoblastoma protein (RB) family.
Mass
127.818 kDa
Sequence
MASGGNQSSPPPPAAAASSEEEEEDGDTADRAQPAGSPSHQIQQRFEELCSRLNMDEAARAEAWSSYRSMSESYTLEGNDLHWLACALYVACRKSVPTVSKGTAEGNYVSLTRILRCSEQSLIEFFNKMKKWEDMANLPPHFRERTERLERNFTVSAVIFKKYEPIFQDIFKYPQEEQPRQQRGRKQRRQPCTTSEIFHFCWVLFIYAKGNFPMISDDLVNSYHLLLCALDLVYGNALQCSNRKELVNPNFKGVSEDGHPRDSHPSSDPPCVIEKLCSLHDGLVLEAKGIKQHFWKPYIRKLFEKKLLRGKEENLTGFLEPGNFAESFKAVNKAYEEYVLATGSLDERIFLGEDAEEEVGTFSRCVSAASGTESAERTQMRDILQQHLDKSKTLRVCNPLTGVRYVQENSPCVTPVSTATHSLNRLHTMLAGLRNAPSEKLEQILRSCSRDPTRAIADRLREMYEIYSQHFQPDENVSNCAKEMANKHFRFAEMLYYKVLESVIEQEQKRLGDMDLSGVLEQDAFHKSLLACCLEVVAFSYKPPGNFPFIAEIFDVPHYHFYKVIEVFIRAEDGLCREVVKHLNQIEEQILDHLAWKTKSPLWDRIRDNENRVPTCEEVTPPHNLERTDEIYIAGSPLTPRRVGEVRTDAGGLGRSVTSPTTLYDRYSSPTVSTTRRRLFESDSPSEGSTAGRIPPQPLVNAVPVQNVSGETVSVTPVPGQTLVTMATATVTANNGQTVTIPVQGIANENGGITFFPVQVNVGGQAQAVTGSIQPLSAQALAGSLSSQQVTGTTLQVPGPVAIQQISPGGQQQNQGQPLTSSSIRPRKTSSLSLFFRKVYYLAGVRLRDLCTKLDISDELRKKIWTCFEFSIVQCPELMMDRHLDQLLMCAIYVMAKVTKEDKSFQNIMRCYRTQPQARSQVYRSVLIKGKRRNSGSCENRSHQNSPTELNTDRASRDSSPVMRSNSTLPVPQPSSAPPTPTRLTGANSDIEEEERGDLIQFYNNIYRKQIQTFAMKYSQANSQMDTPPLSPYPFVRTGSPRRVQLSQSHPIYISPHKNEAMLSPREKIFYYFSNSPSKRLREINSMIRTGETPTKKRGILLDDGSESPAKRICPENHSALLRRLQDVANDRGSH

Gene
RBL2
Protein
RHOMBOID-like protein 2
Organism
Arabidopsis thaliana
Length
317 amino acids
Function
Rhomboid-type serine protease that catalyzes intramembrane proteolysis. Can cleave the Drosophila proteins Spitz and Keren (PubMed:16223493). May function in pollen elongation (PubMed:22007993).
Similarity
Belongs to the peptidase S54 family.
Mass
35.413 kDa
Sequence
MANRDVERVGKKNRGANNNYFYEESSGETHWTSWLIPAIVVANLAVFIAVMFVNDCPKKITGPNKECVARFLGRFSFQPLKENPLFGPSSSTLEKMGALEWRKVVHEHQGWRLLSCMWLHAGIIHLLTNMLSLIFIGIRLEQQFGFIRVGLIYLISGLGGSILSSLFLQESISVGASGALFGLLGAMLSELLTNWTIYANKAAALITLLFIIAINLALGMLPRVDNFAHIGGFLTGFCLGFVLLVRPQYGWEASRTNTSRTKRKYSMYQYVLFVVSVVLLVVGLTVALVMLFKGENGNKHCKWCHYLSCFPTSKWTC

Gene
RBL2
Protein
Tubulin-specific chaperone A
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
106 amino acids
Function
Tubulin-folding protein; involved in the early step of the tubulin folding pathway.
Similarity
Belongs to the TBCA family.
Mass
12.379 kDa
Sequence
MAPTQLDIKVKALKRLTKEEGYYQQELKDQEAHVAKLKEDKSVDPYDLKKQEEVLDDTKRLLPTLYEKIREFKEDLEQFLKTYQGTEDVSDARSAITSAQELLDSK