Search Thermo Fisher Scientific
Search Thermo Fisher Scientific
Sequence of this protein is as follows: MKTVLMVAEK PSLAQSIAKI LSRGSLSSHK GLNGACSVHE YTGTFAGQPV RFKMTSVCGH VMTLDFLGKY NKWDKVDPAE LFSQAPTEKK EANPKLNMVK FLQVEGRGCD YIVLWLDCDK EGENICFEVL DAVLPVMNKA HGGEKTVFRA RFSSITDTDI CNAMACLGEP DHNEALSVDA RQELDLRIGC AFTRFQTKYF QGKYGDLDSS LISFGPCQTP TLGFCVERHD KIQSFKPETY WVLQAKVNTD KDRSLLLDWD RVRVFDREIA QMFLNMTKLE KEAQVEATSR KEKAKQRPLA LNTVEMLRVA SSSLGMGPQH AMQTAERLYT QGYISYPRTE TTHYPENFDL KGSLRQQANH PYWANTVKRL LAEGINRPRK GHDAGDHPPI TPMKSATEAE LGGDAWRLYE YITRHFIATV SHDCKYLQST ISFRIGPELF TCSGKTVLSP GFTEVMPWQS VPLEESLPTC QRGDAFPVGE VKMLEKQTNP PDYLTEAELI TLMEKHGIGT DASIPVHINN ICQRNYVTVE SGRRLKPTNL GIVLVHGYYK IDAELVLPTI RSAVEKQLNL IAQGKADYRQ VLGHTLDVFK RKFHYFVDSI AGMDELMEVS FSPLAATGKP LSRCGKCHRF MKYIQAKPSR LHCSHCDETY TLPQNGTIKL YKELRCPLDD FELVLWSSGS RGKSYPLCPY CYNHPPFRDM KKGMGCNECT HPSCQHSLSM LGIGQCVECE SGVLVLDPTS GPKWKVACNK CNVVAHCFEN AHRVRVSADT CSVCEAALLD VDFNKAKSPL PGDETQHMGC VFCDPVFQEL VELKHAASCH PMHRGGPGRR QGRGRGRARR PPGKPNPRRP KDKMSALAAY FV
DNA topoisomerases are nuclear enzymes that regulate the topological structure of DNA by transiently breaking and rejoining DNA strands. Although DNA topoisomerase I and DNA topoisomerase II relax both positive and negative supercoils, DNA topoisomerase III relaxes only negative supercoils. DNA topoisomerase III alpha exists as a long and a short isoform, which are produced by alternative splicing. DNA topoisomerase III alpha, which localizes to the nucleolus, is constitutively expressed and remains at high levels throughout the cell cycle in HL-60 cells. DNA topoisomerase III beta exists as three isoforms, namely beta1, beta2 and beta3, also produced by alternative splicing. DNA topoisomerase III beta1 is expressed in testes, heart and skeletal muscle, whereas beta2 is expressed in thymus, kidney and pancreas.
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Protein Aliases: DNA topoisomerase 3-beta-1; DNA topoisomerase III beta-1; topoisomerase III beta
Gene Aliases: TOP3B; TOP3B1
UniProt ID: (Human) O95985
Entrez Gene ID: (Human) 8940
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