Sequence alignment between 5e7c(H) and UniProt seq Q8DJ43 (PSBH_THEEB):

Q8DJ43 (PSBH_THEEB): Photosystem II reaction center protein H from Thermosynechococcus vestitus (strain NIES-2133 / IAM M-273 / BP-1) 
                 10        20        30        40        50        60      
         ---------+---------+---------+---------+---------+---------+------
UniProt: MARRTWLGDILRPLNSEYGKVAPGWGTTPLMAVFMGLFLVFLLIILEIYNSTLILDGVNVSWKALG
PDB seq: -ARRTWLGDILRPLNSEYGKVAPGWGTTPLMAVFMGLFLVFLLIILEIYNSTLILDGVNVSWKALG
          --------+---------+---------+---------+---------+---------+------
                 10        20        30        40        50        60