>tr|O50295 MEMBRANE SPANNING SUBUNIT - Anabaena variabilis.
MNRKRIPLSWLQLTREKTRLAVALAGIAFADILMFMQIGFRDALYYSNVRLHTSLQGDIVLINKQSNAVLAMKPFSQRRL
YKSLELPSVQSVHPIYLDYSIWKNPYTGLTRSILVFGINPETNILNLAGVQENLDKLKLPDAVLFDRSSRPEYGPIAKNF
EQGQSISAEVRRRRINVVGLFTLGASFGADGNLVTSDVNFLRLFPLRRQGLIDIGLVRLKPGVNPNTAVQELRSYLPDDI
NVLTKQEFIDFERNYWASSTAIGFIFTLGTIMGFIVGTVIVYQILYTEVADHLSEYATLKAIGYTQKYLLGVILQEALLL
ACLGYLPGWVFAMVLYQTARQATLLPVFMSYDRAITVLILTMIMCFVSGSIAVRKLRSADPADIF