Sequence alignment between 2v3b(B) and UniProt seq Q9HTK8 (RUBR2_PSEAE):

Q9HTK8 (RUBR2_PSEAE): Rubredoxin-2 from Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) 
                 10        20        30        40        50     
         ---------+---------+---------+---------+---------+-----
UniProt: MRKWQCVVCGFIYDEALGLPEEGIPAGTRWEDIPADWVCPDCGVGKIDFEMIEIA
PDB seq: MRKWQCVVCGFIYDEALGLPEEGIPAGTRWEDIPADWVCPDCGVGKIDFEMIE--
         ---------+---------+---------+---------+---------+---  
                 10        20        30        40        50