Sequence alignment between 2v5v(A) and UniProt seq P0A3E0 (FLAV_NOSSO):

P0A3E0 (FLAV_NOSSO): Flavodoxin from Nostoc sp. (strain ATCC 29151 / PCC 7119)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+
UniProt: MSKKIGLFYGTQTGKTESVAEIIRDEFGNDVVTLHDVSQAEVTDLNDYQYLIIGCPTWNIGELQSDWEGLYSELDDVDFNGKLVAYFGTGDQIGYADNFQDAIGILEEKISQRGGKTVGYWSTDGYDFNDSKALRNGKFVGLALDEDNQSDLTDDRIKSWVAQLKSEFGL
         .X.......................................................X................................................................................................................
PDB seq: -AKKIGLFYGTQTGKTESVAEIIRDEFGNDVVTLHDVSQAEVTDLNDYQYLIIGCPTENIGELQSDWEGLYSELDDVDFNGKLVAYFGTGDQIGYADNFQDAIGILEEKISQRGGKTVGYWSTDGYDFNDSKALRNGKFVGLALDEDNQSDLTDDRIKSWVAQLKSEFGL
          ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
                  10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160