>3umcB (B:) observed residues (from ATOM records)
gmrailfdvfgtlvdwrsslieqfqalerelggtlpcveltdrwrqqykpamdrvrngqa
pwqhldqlhrqslealagefglaldeallqritgfwhrlrpwpdtlagmhalkadywlaa
lsngntalmldvarhaglpwdmllcadlfghykpdpqvylgacrlldlppqevmlcaahn
ydlkaaralglktafiarpleygpgqsqdlaaeqdwdliasdlldlhrqlaasa