>2c4jA (A:) observed residues (from ATOM records)
pmtlgywnirglahsirllleytdssyeekkytmgdapdydrsqwlnekfklgldfpnlp
ylidgthkitqsnailryiarkhnlcgesekeqiredilenqfmdsrmqlaklcydpdfe
klkpeylqalpemlklysqflgkqpwflgdkitfvdfiaydvlernqvfepscldafpnl
kdfisrfeglekisaymkssrflprpvfskmavwgnk