RANBP1

(redirected from RAN binding protein 1)

RANBP1

A gene on chromosome 22q11.21 that encodes a protein that binds to RAN complexed with GTP, markedly increasing GTP hydrolysis by the RanGTPase-activating protein. RANBP1 acts as a negative regulator of RCC1 by inhibiting RCC1-stimulated guanine nucleotide release from RAN.
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