>2htmB (B:) observed residues (from ATOM records)
mdtwkvgpvelksrlilgsgkyedfgvmreaiaaakaevvtvsvrrvgllealegvrllp
ntagartaeeavrlarlgrlltgerwvklevipdptyllpdpletlkaaerlieedflvl
pymgpdlvlakrlaalgtatvmplaapigsgwgvrtrallelfarekaslppvvvdaglg
lpshaaevmelgldavlvntaiaeaqdppamaeafrlaveagrkaylagpmrp