>6xz9A (A:) observed residues (from ATOM records)
tvlpfeampqhpgnrwlrllqiwreqgyehlhlemhqtfqelgpifrynlggprmvcvml
pedveklqqvdslhpcrmilepwvayrqhrghkcgvfllngpewrfnrlrlnpdvlspka
vqrflpmvdavardfsqalkkkvlqnargsltldvqpsifhytieasnlalfgerlglvg
hspssaslnflhalevmfkstvqlmfmprslsrwispkvwkehfeawdcifqygdnciqk
iyqelafnrpqhytgivaelllkaelsleaikansmeltagsvdttafpllmtlfelarn
pdvqqilrqeslaaaasisehpqkattelpllraalketlrlypvglflervvssdlvlq
nyhipagtlvqvflyslgrnaalfprperynpqrwldnfhhvpfgfgmrqclgrrlaeae
mllllhhvlkhflvetltqedikmvysfilrpgtsplltfrain