Sequence alignment between 6hqb(M) and UniProt seq P72986 (PSAM_SYNY3):

P72986 (PSAM_SYNY3): Photosystem I reaction center subunit XII from Synechocystis sp. (strain ATCC 27184 / PCC 6803 / Kazusa) 
                 10        20        30 
         ---------+---------+---------+-
UniProt: MALSDTQILAALVVALLPAFLAFRLSTELYK
PDB seq: MALSDTQILAALVVALLPAFLAFRLSTELYK
         ---------+---------+---------+-
                 10        20        30