CLDN4 GI:4502877 claudin 4 1 masmglqvmg ialavlgwla vmlccalpmw rvtafigsni vtsqtiwegl 50 51 wmncvvqstg qmqckvydsl lalpqdlqaa ralviisiiv aalgvllsvv 100 101 ggkctncled esakaktmiv agvvfllagl mvivpvswta hniiqdfynp 150 151 lvasgqkrem gaslyvgwaa sgllllgggl lccncpprtd kpysakysaa 200 201 rsaaasnyv