>1w7tA (A:) observed residues (from ATOM records)
skgeelftgvvpilveldgdvnghkfsvsgegegdatygkltlkficttgklpvpwptlv
ttfsygvqcfsrypdhmkrhdffksampegyvqertiffkddgnyktraevkfegdtlvn
rielkgidfkedgnilghkleynynshnvyimadkqkngikvnfkirhniedgsvqladh
yqqntpigdgpvllpdnhylstqsalskdpnekrdhmvllafvtaagith