Sequence alignment between 3or2(C) and UniProt seq E2QR99 (E2QR99_MEGGA):

E2QR99 (E2QR99_MEGGA): Sulfite redcutase subunit gama from Megalodesulfovibrio gigas
                 10        20        30        40        50        60        70        80        90       100    
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----
UniProt: AVVEFAGSAFEVDEDGFLNAFDDWCPEWVKYAKGSEGIGAGSADHQKIIDFLQDYYKANGIAPMVRILSKVTGFKLKQIYELFPSGPGKGACKMAGLPKPTGCV
PDB seq: AVVEFAGSAFEVDEDGFLNAFDDWCPEWVKYAKGSEGIGAGSADHQKIIDFLQDYYKANGIAPMVRILSKVTGFKLKQIYELFPSGPGKGACKMAGLPKPTGCV
         --------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----
                10        20        30        40        50        60        70        80        90       100