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FLASH GENE
Symbol TOP3B contributors: - updated : 16-05-2007
HGNC name topoisomerase (DNA) III beta
HGNC id 11993
EXPRESSION
Type ubiquitous
constitutive of
   expressed in (based on citations)
organ(s)
SystemOrgan level 1Organ level 2Organ level 3Organ level 4LevelPubmedSpeciesStageRna symbol
Endocrineneuroendocrinepituitary  highly
Lymphoid/Immunethymus   highly
Nervousnervecranial nerve  highly
Reproductivemale systemtestis  lowly
cell lineage
cell lines
fluid/secretion
at STAGE
PROTEIN
PHYSICAL PROPERTIES
STRUCTURE
motifs/domains
HOMOLOGY
Homologene
FAMILY
CATEGORY enzyme
SUBCELLULAR LOCALIZATION     intracellular
intracellular,nucleus
basic FUNCTION
  • possessing negatively supercoiled DNA relaxing activity
  • catalyzes the transient breaking and rejoining of a single strand of DNA which allows the strands to pass through one another, thus relaxing the supercoils and altering the topology of DNA
  • CELLULAR PROCESS
    PHYSIOLOGICAL PROCESS
    PATHWAY
    metabolism
    signaling
    a component
    INTERACTION
    DNA
    RNA
    small molecule
    protein interacts with DNA helicase SGS1 and plays a role in DNA recombination, cellular aging and maintenance of genome stability
    cell & other
    REGULATION
    ASSOCIATED DISORDERS
    ANIMAL & CELL MODELS