>3brgC (C:) observed residues (from ATOM records)
ppkrltreamrnylkergdqtvlilhakvaqksygnekrffcpppcvylmgsgwkkkkeq
merdgcseqesqpcafigignsdqemqqlnlegknyctaktlyisdsdkrkhfmlsvkmf
ygnsddigvflskrikviskpskkklknadlciasgtkvalfnrlrsqtvstrylhvegg
nfhassqqwgafyihlldddetvrdgyihygqtvklvcsvtgmalprliirkvdkqtall
daddpvsqlhkcafylkdtermylclsqeriiqfqatpcpkeqnkemindgaswtiistd
kaeytfyegmgpvlapvtpvpvveslqlngggdvamleltgqnftpnlrvwfgdveaetm
yrcgesmlcvvpdisafregwrwvrqpvqvpvtlvrndgviystsltftytpep