Sequence alignment between 9v7i(C) and UniProt seq Q7M7F7 (Q7M7F7_GLOVI):

Q7M7F7 (Q7M7F7_GLOVI): Phycocyanin alpha chain from Gloeobacter violaceus (strain ATCC 29082 / PCC 7421)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MKTVITEVIASADSQGRFLNNTELQAANGRFQRATASMEAARALTSNADSLVKGAVQEVYNKFPYLTQPGQMGYGDTNQAKCARDISHYLRFITYSLVAGGTGPLDDYIVAGLREVNRTFNLSPSWYIEALKHIKGKVGSQLSGQPLTEANAYIDYCINALS
PDB seq: MKTVITEVIASADSQGRFLNNTELQAANGRFQRATASMEAARALTSNADSLVKGAVQEVYNKFPYLTQPGQMGYGDTNQAKCARDISHYLRFITYSLVAGGTGPLDDYIVAGLREVNRTFNLSPSWYIEALKHIKGKVGSQLSGQPLTEANAYIDYCINALS
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160