>6p4bA (A:) observed residues (from ATOM records)
divltqspatlsvtpgnsvslscrasqsignnlhwyqqkshesprllikyasqsisgips
rfsgsgsgtdftlsinsvetedfgmyfcqqsnswpytfgggtkleikradaaptvsifpp
sseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysmsstlt
ltkdeyerhnsytceathspivksfnrne