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PSMC3IP

Gene
PSMC3IP
Protein
Homologous-pairing protein 2 homolog
Organism
Homo sapiens
Length
217 amino acids
Function
Plays an important role in meiotic recombination. Stimulates DMC1-mediated strand exchange required for pairing homologous chromosomes during meiosis. The complex PSMC3IP/MND1 binds DNA, stimulates the recombinase activity of DMC1 as well as DMC1 D-loop formation from double-strand DNA. This complex stabilizes presynaptic RAD51 and DMC1 filaments formed on single strand DNA to capture double-strand DNA. This complex stimulates both synaptic and presynaptic critical steps in RAD51 and DMC1-promoted homologous pairing. May inhibit HIV-1 viral protein TAT activity and modulate the activity of proteasomes through association with PSMC3. Acts as a tissue specific coactivator of hormone-dependent transcription mediated by nuclear receptors.
Similarity
Belongs to the HOP2 family.
Mass
24.906 kDa
Sequence
MSKGRAEAAAGAAGILLRYLQEQNRPYSSQDVFGNLQREHGLGKAVVVKTLEQLAQQGKIKEKMYGKQKIYFADQDQFDMVSDADLQVLDGKIVALTAKVQSLQQSCRYMEAELKELSSALTTPEMQKEIQELKKECAGYRERLKNIKAATNHVTPEEKEQVYRERQKYCKEWRKRKRMATELSDAILEGYPKSKKQFFEEVGIETDEDYNVTLPDP

Gene
Psmc3ip
Protein
Homologous-pairing protein 2 homolog
Organism
Mus musculus
Length
217 amino acids
Function
Plays an important role in meiotic recombination. Stimulates DMC1-mediated strand exchange required for pairing homologous chromosomes during meiosis. The complex PSMC3IP/MND1 binds DNA, stimulates the recombinase activity of DMC1 as well as DMC1 D-loop formation from double-strand DNA. This complex stabilizes presynaptic RAD51 and DMC1 filaments formed on single strand DNA to capture double-strand DNA. This complex stimulates both synaptic and presynaptic critical steps in RAD51 and DMC1-promoted homologous pairing. May inhibit HIV-1 viral protein TAT activity and modulate the activity of proteasomes through association with PSMC3.
Similarity
Belongs to the HOP2 family.
Mass
24.748 kDa
Sequence
MSKSRAEAAAGAPGIILRYLQEQNRPYSAQDVFGNLQKEHGLGKAAVVKALDQLAQEGKIKEKTYGKQKIYFADQNQFDTVSDADLHGLDASIVALTAKVQSLQQSCRHMEAELKELTSALTTPEMQKEIQELKKECAQYTERLKNIKAATNHVTPEEKEKVYRDRQKYCKEWRKRKRMTTELCDAILEGYPKSKKQFFEEVGIETDEDHNVLLPDP

Gene
Psmc3ip
Protein
Homologous-pairing protein 2 homolog
Organism
Rattus norvegicus
Length
217 amino acids
Function
Plays an important role in meiotic recombination. Stimulates DMC1-mediated strand exchange required for pairing homologous chromosomes during meiosis. The complex PSMC3IP/MND1 binds DNA, stimulates the recombinase activity of DMC1 as well as DMC1 D-loop formation from double-strand DNA. This complex stabilizes presynaptic RAD51 and DMC1 filaments formed on single strand DNA to capture double-strand DNA. This complex stimulates both synaptic and presynaptic critical steps in RAD51 and DMC1-promoted homologous pairing. May inhibit HIV-1 viral protein TAT activity and modulate the activity of proteasomes through association with PSMC3 (By similarity). Plays a role as a coactivator in nuclear receptor-mediated transcription.
Similarity
Belongs to the HOP2 family.
Mass
24.768 kDa
Sequence
MSKSRAEAAAGAPGIVLRYLQEQNRPYSAQDVFGNLQKEHGLGKAAVVKALDQLAQQGKIKEKTYGKQKIYFADQDQFDTVSDADLHSLDASIMALTAKVQGLQQSCRHMEAELKELTSALTTPEMQTEIQELKKECARYTERLKNIKAATNHVTPEEKEKVYRERQKYCKEWRKRKRMTTELCDAILEGYPKSKKQFFEEVGIETDEDHNVTLPNP

Gene
psmc3ip
Protein
Homologous-pairing protein 2 homolog
Organism
Xenopus laevis
Length
214 amino acids
Function
Plays an important role in meiotic recombination. Stimulates DMC1-mediated strand exchange required for pairing of homologous chromosomes during meiosis (By similarity).
Similarity
Belongs to the HOP2 family.
Mass
24.493 kDa
Sequence
MSKSKEAAASSIILKYLNDQNRPYSTQDVFSNLQRDHGLGKTAVVKTMELLAQKGKIKEKVYGKQKIYFADQEQFPSVSDSELKDLDAQVTELSSKLQSSQQSCRQLESELKDLTSSLTTEEMLKEVSCLKEECDRHEHKLTNIKSATNHVTPAEKEKVYGERKHFCKEWKKRKRMATDIFDAILEGYPKSKKQFFEEVGVETDEDCNVTVPDV