Also see protein-peptide complexes , protein-protein complexes and Aggregation states in proteins.

Oligomeric proteins can be understood as biomolecular complexes between identical subunits. Some examples:

chemokine interleukin-8 ( 90BIO1689)

Arc repressor ( 94JMB328-236)

gene 5 protein from M13 ( 94JMB229-236)

chemokine hMIP-1beta ( 94SCI1762-263)

chemokine GRO/MGSA ( 94JMB252-242 , 94JBC32909-269 )

chemokine RANTES ( 95BIO5329 )

Mnt repressor ( 94BIO15036)

C- ( 95BIO9826, 95NAT807) and N- ( 97NAT567) terminal domains of HIV-1 integrase.

tetrameric tumor suppressor p53 ( 94SCI386, 95SCI1515, 95NAT321, 94NAT877)

45 kDa trimer ectodomain of SIV gp41 ( 97JMB819-271, 98EMBO4572)

R₆ insulin hexamer ( 97BIO9409 and 00JB93)