>1a4kA (A:) observed residues (from ATOM records)
elvmtqtplslpvslgdqasiscrssqsllhsngntylhwylqkpgqspklliykvsnrf
sgvpdrfsgsgsgtdftlkisrveaedlgvyfcsqvthvpptfgggtkleikrtvaapsv
fifppsdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstysl
sstltlskadyekhkvyacevthqglsspvtksfnr