>4pw7F (F:) observed residues (from ATOM records)
ctivpsnhygpipgipvgstwrfrvqvseagvhrphvggihgrsndgayslvlaggfade
vdrgdeftytgsgsadqtltnmnralalncdaplddkigaesrnwragkpvrvirsfkgr
kiskyapeegnrydgiykvvkywpeissshgflvwryllrrddvepapwtsegiersrrl
clrlqypagyp