>4a63E (E:) observed residues (from ATOM records)
vipsntdypgphhfevtfqqsstaksatwtyspllkklycqiaktcpiqikvstppppgt
airampvykkaehvtdvvkrcpnhelgrdfnegqsapashlirvegnnlsqyvddpvtgr
qsvvvpyeppqvgtefttilynfmcnsscvggmnrrpiliiitlemrdgqvlgrrsfegr
icacpgrdrkadedhyreaenlyfq