>1gr7C (C:) observed residues (from ATOM records) ssvdiqgndqmqfntnaitvdksckqftvnlshpgnlpknvmghnwvlstaadmqgvvtd gmasgldkdylkpddsrviahtkligsgekdsvtfdvpklkegeqymffctfpghsalmk gtltlk