2mp2
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Solution structure of SUMO dimer in complex with SIM2-3 from RNF4
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Structural highlights
FunctionSUMO3_HUMAN Ubiquitin-like protein which can be covalently attached to target lysines either as a monomer or as a lysine-linked polymer. Does not seem to be involved in protein degradation and may function as an antagonist of ubiquitin in the degradation process. Plays a role in a number of cellular processes such as nuclear transport, DNA replication and repair, mitosis and signal transduction. Covalent attachment to its substrates requires prior activation by the E1 complex SAE1-SAE2 and linkage to the E2 enzyme UBE2I, and can be promoted by an E3 ligase such as PIAS1-4, RANBP2 or CBX4.[1] [2] See AlsoReferences
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This page was last modified 07:01, 1 May 2024.