>4hchA (A:) observed residues (from ATOM records)
shmiitdvevrvfrtttrrhsdsaghahpgpahqveqamltvrtedgqeghsftapeivr
phviekfvkkvligedhrdrerlwqdlahwqrgsaaqltdrtlavvdcalwdlagrslgq
pvykliggyrdkvlaygsimcgdelegglatpedygrfaetlvkrgykgiklhtwmppvs
wapdvkmdlkacaavreavgpdirlmidafhwysrtdalalgrgleklgfdwieepmdeq
slssykwlsdnldipvvgpesaagkhwhraewikagacdilrtgvndvggitpalktmhl
aeafgmecevhgntamnlhvvaatkncrwyergllhpfleyddghdylkslsdpmdrdgf
vhvpdrpglgedidftfidnnrvr