>1in4A (A:) observed residues (from ATOM records)
qflrpksldefigqenvkkklslaleaakmrgevldhvllagppglgkttlahiiaselq
tnihvtsgpvlvkqgdmaailtslergdvlfideihrlnkaveellysaiedfqidiqpf
tlvgattrsgllssplrsrfgiileldfytvkelkeiikraaslmdveiedaaaemiakr
srgtpriairltkrvrdmltvvkadrintdivlktmevlniddegldefdrkilktiiei
yrggpvglnalaaslgveadtlsevyepyllqagflartprgrivtekaykhlkyevp