>3bbxC (C:) observed residues (from ATOM records)
vkckptspgrrhvvkvvnpelhkgkpfaplleknsksggrnnngrittrhiggghkqayr
ivdfkrnkdgipavverleydpnrsanialvlykdgerryilapkglkagdqiqsgvdaa
ikpgntlpmrnipvgstvhnvemkpgkggqlarsagtyvqivardgayvtlrlrsgemrk
veadcratlgevgnaehmlrvlgkagaarwrgvrptvrgtamnpvdhphgggegrnfgkh
pvtpwgvqtkgkktrsnkrtdkfivrr