PBX1

Pre-B-ćelijski leukemijski transkripcijski faktor 1 jest protein koji je kod ljudi kodiran genom PBX1 sa hromosoma 1.

PBX1
Dostupne strukture PDB Pretraga ortologa: PDBe RCSB Spisak PDB ID kodova 1B72, 1PUF
Identifikatori
Aliasi	PBX1
Vanjski ID-jevi	OMIM: 176310 MGI: 97495 HomoloGene: 20574 GeneCards: PBX1
Lokacija gena (čovjek) Hrom. Hromosom 1 (čovjek) Bend 1q23.3 Početak 164,555,584 bp Kraj 164,899,296 bp
Lokacija gena (miš) Hrom. Hromosom 1 (miš) Bend 1 H2.3|1 75.95 cM Početak 167,946,933 bp Kraj 168,259,839 bp
Obrazac RNK ekspresije Više referentnih podataka o ekspresiji
Ontologija gena Molekularna funkcija • sequence-specific DNA binding • GO:0000980 RNA polymerase II cis-regulatory region sequence-specific DNA binding • protein heterodimerization activity • GO:0001131, GO:0001151, GO:0001130, GO:0001204 DNA-binding transcription factor activity • vezivanje sa DNK • GO:0001077, GO:0001212, GO:0001213, GO:0001211, GO:0001205 DNA-binding transcription activator activity, RNA polymerase II-specific • transcription factor binding • GO:0001948, GO:0016582 vezivanje za proteine • RNA polymerase II transcription regulatory region sequence-specific DNA binding • GO:0001200, GO:0001133, GO:0001201 DNA-binding transcription factor activity, RNA polymerase II-specific Ćelijska komponenta • citoplazma • jedro • transcription regulator complex • nukleoplazma • RNA polymerase II transcription regulator complex Biološki proces • anterior/posterior pattern specification • proximal/distal pattern formation • positive regulation of G2/M transition of mitotic cell cycle • embryonic organ development • embryonic hemopoiesis • negative regulation of DNA-binding transcription factor activity • transcription, DNA-templated • sex differentiation • multicellular organism development • embryonic limb morphogenesis • somatic stem cell population maintenance • regulation of cell population proliferation • adrenal gland development • spleen development • thymus development • positive regulation of cell population proliferation • urogenital system development • GO:0009373 regulation of transcription, DNA-templated • regulation of ossification • GO:0003257, GO:0010735, GO:1901228, GO:1900622, GO:1904488 positive regulation of transcription by RNA polymerase II • transcription by RNA polymerase II • negative regulation of neuron differentiation • embryonic skeletal system development • branching involved in ureteric bud morphogenesis • steroid biosynthetic process • Ćelijska diferencijacija • animal organ morphogenesis • positive regulation of transcription of Notch receptor target Izvori:Amigo / QuickGO
Ortolozi
Vrste	Čovjek	Miš
Entrez	5087	18514
Ensembl	ENSG00000185630	ENSMUSG00000052534
UniProt	P40424	P41778
RefSeq (mRNK)	NM_001204961 NM_001204963 NM_002585 NM_001353130 NM_001353131	NM_001291508 NM_001291509 NM_008783 NM_183355
RefSeq (bjelančevina)	NP_001191890 NP_001191892 NP_002576 NP_001340059 NP_001340060	NP_001278437 NP_001278438 NP_032809 NP_899198
Lokacija (UCSC)	Chr 1: 164.56 – 164.9 Mb	Chr 1: 167.95 – 168.26 Mb
PubMed pretraga
Wikipodaci
Pogledaj/uredi – čovjek Pogledaj/uredi – miš

Aminokiselinska sekvenca

Dužina polipeptidnog lanca je 430 aminokiselina, a molekulska težina 46.626 Da.

• C: Cistein
• D: Asparaginska kiselina
• E: Glutaminska kiselina
• F: Fenilalanin
• G: Glicin
• H: Histidin
• I: Izoleucin
• K: Lizin
• L: Leucin
• M: Metionin
• N: Asparagin
• P: Prolin
• Q: Glutamin
• R: Arginin
• S: Serin
• T: Treonin
• V: Valin
• W: Triptofan
• Y: Tirozin

10		20		30		40		50
MDEQPRLMHS		HAGVGMAGHP		GLSQHLQDGA		GGTEGEGGRK		QDIGDILQQI
MTITDQSLDE		AQARKHALNC		HRMKPALFNV		LCEIKEKTVL		SIRGAQEEEP
TDPQLMRLDN		MLLAEGVAGP		EKGGGSAAAA		AAAAASGGAG		SDNSVEHSDY
RAKLSQIRQI		YHTELEKYEQ		ACNEFTTHVM		NLLREQSRTR		PISPKEIERM
VSIIHRKFSS		IQMQLKQSTC		EAVMILRSRF		LDARRKRRNF		NKQATEILNE
YFYSHLSNPY		PSEEAKEELA		KKCGITVSQV		SNWFGNKRIR		YKKNIGKFQE
EANIYAAKTA		VTATNVSAHG		SQANSPSTPN		SAGSSSSFNM		SNSGDLFMSV
QSLNGDSYQG		AQVGANVQSQ		VDTLRHVISQ		TGGYSDGLAA		SQMYSPQGIS
ANGGWQDATT		PSSVTSPTEG		PGSVHSDTSN

Interakcije

Pokazano je da PBX1 ima interakcije sa:

• HOXB1,
• HOXB7,
• MEIS1, i
• Prep1.

Dopunska literatura

• Sanyal M, Tung JW, Karsunky H, Zeng H, Selleri L, Weissman IL, Herzenberg LA, Cleary ML (maj 2007). "B-cell development fails in the absence of the Pbx1 proto-oncogene". Blood. 109 (10): 4191–9. doi:10.1182/blood-2006-10-054213. PMC 1885499. PMID 17244677.
• Hui H, Perfetti R (Feb 2002). "Pancreas duodenum homeobox-1 regulates pancreas development during embryogenesis and islet cell function in adulthood". European Journal of Endocrinology. 146 (2): 129–41. doi:10.1530/eje.0.1460129. PMID 11834421.
• Hunger SP, Galili N, Carroll AJ, Crist WM, Link MP, Cleary ML (Feb 1991). "The t(1;19)(q23;p13) results in consistent fusion of E2A and PBX1 coding sequences in acute lymphoblastic leukemias". Blood. 77 (4): 687–93. doi:10.1182/blood.V77.4.687.687. PMID 1671560.
• Monica K, Galili N, Nourse J, Saltman D, Cleary ML (Dec 1991). "PBX2 and PBX3, new homeobox genes with extensive homology to the human proto-oncogene PBX1". Molecular and Cellular Biology. 11 (12): 6149–57. doi:10.1128/mcb.11.12.6149. PMC 361792. PMID 1682799.
• Nourse J, Mellentin JD, Galili N, Wilkinson J, Stanbridge E, Smith SD, Cleary ML (Feb 1990). "Chromosomal translocation t(1;19) results in synthesis of a homeobox fusion mRNA that codes for a potential chimeric transcription factor". Cell. 60 (4): 535–45. doi:10.1016/0092-8674(90)90657-Z. PMID 1967982. S2CID 7975269.
• Kamps MP, Murre C, Sun XH, Baltimore D (Feb 1990). "A new homeobox gene contributes the DNA binding domain of the t(1;19) translocation protein in pre-B ALL". Cell. 60 (4): 547–55. doi:10.1016/0092-8674(90)90658-2. PMID 1967983. S2CID 39661371.
• Lu Q, Wright DD, Kamps MP (Jun 1994). "Fusion with E2A converts the Pbx1 homeodomain protein into a constitutive transcriptional activator in human leukemias carrying the t(1;19) translocation". Molecular and Cellular Biology. 14 (6): 3938–48. doi:10.1128/mcb.14.6.3938. PMC 358760. PMID 7910944.
• Van Dijk MA, Voorhoeve PM, Murre C (Jul 1993). "Pbx1 is converted into a transcriptional activator upon acquiring the N-terminal region of E2A in pre-B-cell acute lymphoblastoid leukemia". Proceedings of the National Academy of Sciences of the United States of America. 90 (13): 6061–5. Bibcode:1993PNAS...90.6061D. doi:10.1073/pnas.90.13.6061. PMC 46867. PMID 8327485.
• Lu Q, Kamps MP (Apr 1996). "Structural determinants within Pbx1 that mediate cooperative DNA binding with pentapeptide-containing Hox proteins: proposal for a model of a Pbx1-Hox-DNA complex". Molecular and Cellular Biology. 16 (4): 1632–40. doi:10.1128/mcb.16.4.1632. PMC 231149. PMID 8657138.
• Berthelsen J, Zappavigna V, Mavilio F, Blasi F (Mar 1998). "Prep1, a novel functional partner of Pbx proteins". The EMBO Journal. 17 (5): 1423–33. doi:10.1093/emboj/17.5.1423. PMC 1170490. PMID 9482739.
• Berthelsen J, Zappavigna V, Ferretti E, Mavilio F, Blasi F (Mar 1998). "The novel homeoprotein Prep1 modulates Pbx-Hox protein cooperativity". The EMBO Journal. 17 (5): 1434–45. doi:10.1093/emboj/17.5.1434. PMC 1170491. PMID 9482740.
• Piper DE, Batchelor AH, Chang CP, Cleary ML, Wolberger C (Feb 1999). "Structure of a HoxB1-Pbx1 heterodimer bound to DNA: role of the hexapeptide and a fourth homeodomain helix in complex formation". Cell. 96 (4): 587–97. doi:10.1016/S0092-8674(00)80662-5. PMID 10052460. S2CID 16122785.
• Shen WF, Rozenfeld S, Kwong A, Köm ves LG, Lawrence HJ, Largman C (Apr 1999). "HOXA9 forms triple complexes with PBX2 and MEIS1 in myeloid cells". Molecular and Cellular Biology. 19 (4): 3051–61. doi:10.1128/MCB.19.4.3051. PMC 84099. PMID 10082572.
• Jacobs Y, Schnabel CA, Cleary ML (Jul 1999). "Trimeric association of Hox and TALE homeodomain proteins mediates Hoxb2 hindbrain enhancer activity". Molecular and Cellular Biology. 19 (7): 5134–42. doi:10.1128/MCB.19.7.5134. PMC 84356. PMID 10373562.
• Knoepfler PS, Bergstrom DA, Uetsuki T, Dac-Korytko I, Sun YH, Wright WE, Tapscott SJ, Kamps MP (Sep 1999). "A conserved motif N-terminal to the DNA-binding domains of myogenic bHLH transcription factors mediates cooperative DNA binding with pbx-Meis1/Prep1". Nucleic Acids Research. 27 (18): 3752–61. doi:10.1093/nar/27.18.3752. PMC 148632. PMID 10471746.
• McWhirter JR, Neuteboom ST, Wancewicz EV, Monia BP, Downing JR, Murre C (Sep 1999). "Oncogenic homeodomain transcription factor E2A-Pbx1 activates a novel WNT gene in pre-B acute lymphoblastoid leukemia". Proceedings of the National Academy of Sciences of the United States of America. 96 (20): 11464–9. Bibcode:1999PNAS...9611464M. doi:10.1073/pnas.96.20.11464. PMC 18056. PMID 10500199.
• Shanmugam K, Green NC, Rambaldi I, Saragovi HU, Featherstone MS (Nov 1999). "PBX and MEIS as non-DNA-binding partners in trimeric complexes with HOX proteins". Molecular and Cellular Biology. 19 (11): 7577–88. doi:10.1128/MCB.19.11.7577. PMC 84774. PMID 10523646.
• Mikkola I, Bruun JA, Holm T, Johansen T (Feb 2001). "Superactivation of Pax6-mediated transactivation from paired domain-binding sites by dna-independent recruitment of different homeodomain proteins". The Journal of Biological Chemistry. 276 (6): 4109–18. doi:10.1074/jbc.M008882200. PMID 11069920.
• Thameem F, Wolford JK, Bogardus C, Prochazka M (Mar 2001). "Analysis of PBX1 as a candidate gene for type 2 diabetes mellitus in Pima Indians". Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression. 1518 (1–2): 215–20. doi:10.1016/S0167-4781(01)00189-0. PMID 11267683.
• Liu Y, MacDonald RJ, Swift GH (maj 2001). "DNA binding and transcriptional activation by a PDX1.PBX1b.MEIS2b trimer and cooperation with a pancreas-specific basic helix-loop-helix complex". The Journal of Biological Chemistry. 276 (21): 17985–93. doi:10.1074/jbc.M100678200. PMID 11279116.
• Mal A, Sturniolo M, Schiltz RL, Ghosh MK, Harter ML (Apr 2001). "A role for histone deacetylase HDAC1 in modulating the transcriptional activity of MyoD: inhibition of the myogenic program". The EMBO Journal. 20 (7): 1739–53. doi:10.1093/emboj/20.7.1739. PMC 145490. PMID 11285237.

Vanjski linkovi

• PBX1 protein, human na US National Library of Medicine Medical Subject Headings (MeSH)
• P40424
• P41778