>1g19A (A:) SEQRES residues
mtqtpdrekalelavaqieksygkgsvmrlgdearqpisviptgsialdvalgigglprg
rvieiygpessgkttvalhavanaqaaggvaafidaehaldpdyakklgvdtdsllvsqp
dtgeqaleiadmlirsgaldivvidsvaalvpraelegemgdshvglqarlmsqalrkmt
galnnsgttaifinqlrdkigvmfgspetttggkalkfyasvrmdvrrvetlkdgtnavg
nrtrvkvvknkclapfkqaefdilygkgisregslidmgvdqglirksgawftyegeqlg
qgkenarnflvenadvadeiekkikeklgigavvtddpsndgvlpapvdf