>1gtrA (A:) observed residues (from ATOM records)
tnfirqiidedlasgkhttvhtrfppepngylhighaksiclnfgiaqdykgqcnlrfdd
tnpvkedieyvesikndvewlgfhwsgnvryssdyfdqlhayaielinkglayvdeltpe
qireyrgtltqpgknspyrdrsveenlalfekmraggfeegkaclrakidmaspfivmrd
pvlyrikfaehhqtgnkwciypmydfthcisdalegithslctlefqdnrrlydwvldni
tipvhprqyefsrlnleytvmskrklnllvtdkhvegwddprmptisglrrrgytaasir
efckrigvtkqdntiemaslesciredlnenapramavidpvklvienyqgegemvtmpn
hpnkpemgsrqvpfsgeiwidradfreeankqykrlvlgkevrlrnayvikaervekdae
gnittifctydadtlgvihwvsaahalpveirlydrlfsvpnpgaaddflsvinpeslvi
kqgfaepslkdavagkafqferegyfcldsrhstaekpvfnrtvglrdt