>1rcxB (B:) observed residues (from ATOM records)
asvgfkagvkdykltyytpeyetldtdilaafrvspqpgvppeeagaavaaesstgtwtt
vwtdgltnldrykgrcyhiepvageenqyicyvaypldlfeegsvtnmftsivgnvfgfk
alralrledlripvayvktfqgpphgiqverdklnkygrpllgctikpklglsaknygra
vyeclrggldftkddenvnsqpfmrwrdrflfcaealykaqaetgeikghylnatagtce
dmmkravfarelgvpivmhdyltggftanttlshycrdnglllhihramhavidrqknhg
mhfrvlakalrlsggdhihsgtvvgklegerditlgfvdllrddytekdrsrgiyftqsw
vstpgvlpvasggihvwhmpalteifgddsvlqfgggtlghpwgnapgavanrvaleacv
qarnegrdlaregntiireatkwspelaaacevwkeikfefpamdtv