>tr|A2CB33|A2CB33_PROM3 Porin B OS=Prochlorococcus marinus (strain MIT 9303) OX=59922 GN=P9303_19511 PE=3 SV=1 MMRSFCFGLLRAMACLSLVASSLNAVRAEPREDRSELSPDVERLEVIAQPWLHDWLWLPE WIRLSFNYTNEIDANPSGGNQQTGTYTHNVAINSAFSSGFGKEASEWQEIDHWTLNITAS QRSGTSLSQKIPNELAVQQIYGYGQTFRLAGLWLERNQAEDGLLKMKFGKFATFDDFASS PLYCFYTNNGFCGQNWGIPNSLPVMAYPANQYGFVFYLGEEDGPHVRSGTYQINPDGAEP AFHGADFQIRDSDGLAQFVQFNVPLGSGKPQAARRLEDGSVVLVPEDELEVYYVSGLPQP GLQLGGWIGNWQFPLVNGNGKTSESNEGVYGLVSVPWDFGGLVLDGRLWANATYGLTQSV QDVPNTYAGGWVGKGLFRNRPHDAVVIGLANVNWSRDIPDGPIWESVLELGYQFMLGSNV SIQPGVQYIFNPMGKGDVDDPLLLGLQMSFSF