>4aeiN (N:) observed residues (from ATOM records)
dvlmtqsplslpvslgdqasiscrssqsivhsngntylewylqkpgqspnlliykvsnrf
sgvpdrfsgsgsgtdftlkisrveaedlgvyycfqgshvpltfgagtklelkradaaptv
sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm
sstltltkdeyerhnsytceathktstspivksfnrn