Sequence alignment between 1gao(A) and UniProt seq P00214 (FER1_AZOVI):

P00214 (FER1_AZOVI): Ferredoxin-1 from Azotobacter vinelandii
                 10        20        30        40        50        60        70        80        90       100       
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-------
UniProt: MAFVVTDNCIKCKYTDCVEVCPVDCFYEGPNFLVIHPDECIDCALCEPECPAQAIFSEDEVPEDMQEFIQLNAELAEVWPNITEKKDPLPDAEDWDGVKGKLQHLER
         ............................................X..............................................................
PDB seq: -AFVVTDNCIKCKYTDCVEVCPVDCFYEGPNFLVIHPDECIDCASCEPECPAQAIFSEDEVPEDMQEFIQLNAELAEVWPNITEKKDPLPDAEDWDGVKGKLQHLER
          ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
                  10        20        30        40        50        60        70        80        90       100