>1xkcB (B:) SEQRES residues mhhhhhhgseveikfkikledflhtlntfnpefvryeeqedvyfevprpkllrirgvhnl kkyyltfkeildenneefyevefeigdfekavevfkrlgfkiqatikkkrwvyklngvtl evnrvegigdfvdievisdspeeakekiwevakmlglkeedveprlylelinelsgrss