>1im9A (A:) observed residues (from ATOM records)
gshsmryfstsvswpgrgeprfiavgyvddtqfvrfdsdaasprgeprepwveqegpeyw
dretqkykrqaqadrvnlrklrgyynqsedgshtlqrmfgcdlgpdgrllrgynqfaydg
kdyialnedlrswtaadtaaqitqrkweaareaeqrraylegtcvewlrrylengketlq
raehpkthvthhpvsdheatlrcwalgfypaeitltwqwdgedqtqdtelvetrpagdgt
fqkwaavvvpsgeeqrytchvqheglpepltlrwk