>9LJJ_1|Chains A, B|Heliorhodopsin|Escherichia coli (562) MAKPTVKEIKSLQNFNRIAGVFHLLQMLAVLALANDFALPMTGTYLNGPPGTTFSAPVVILETPVGLAVALFLGLSALFHFIVSSGNFFKRYSASLMKNQNIFRWVEYSLSSSVMIVLIAQICGIADIVALLAIFGVNASMILFGWLQEKYTQPKDGDLLPFWFGCIAGIVPWIGLLIYVIAPGSTSDVAVPGFVYGIIISLFLFFNSFALVQYLQYKGKGKWSNYLRGERAYIVLSLVAKSALAWQIFSGTLIPA >9LJJ_2|Chains C[auth M], D[auth N]|nanobody B4|Vicugna pacos (30538) MVQLVESGGGLVQAGGSLRLSCAASGMAFSISRMEWHRQAPGNERELVARITGGGRTTYGDSVKGRFTISRDNAKSMVYLQMNSLKPEDTAVYYCNTGYFWGQGTQVTVSSAAALEHHHHHH