>2v7xB (B:) observed residues (from ATOM records)
rpiiafmsdlgttddsvaqckglmysicpdvtvvdvchsmtpwdveegaryivdlprffp
egtvfatttypatgtttrsvavrikqaakggargqwagsgagferaegsyiyiapnngll
ttvleehgyleayevtspkvipeqpeptfyaremvaipsahlaagfplsevgrpledhei
vrfnrpaveqdgealvgvvsaidhpfgnvwtnihrtdlekagigygarlrltldgvlpfe
apltptfadageigniaiylnsrgylsiarnaaslaypyhlkegmsarvea