Chains and heterogens:
PDB Chain Sequences:
>1vjaU (U:) lkfqcgqktlrprfkiiggefttienqpwfaaiyrrhrggsvtyvcggslispcwvisat hcfidypkkedyivylgrsrlnsntqgemkfevenlilhkdysadtlahhndiallkirs kegrcaqpsrtiqtislpsmyndpqfgtsceitgfgkenstdylypeqlkmtvvklishr ecqqphyygsevttkmlcaadpqwktdscqgdsggplvcslqgrmtltgivswgrgcalk dkpgvytrvshflpwirshtke
>1vjaU (U:) iiggefttienqpwfaaiyrrhrggsvtyvcggslispcwvisathcfidypkkedyivy lgrsrlnsntqgemkfevenlilhkdysadtlahhndiallkirskegrcaqpsrtiqti slpsmyndpqfgtsceitgfgkenstdylypeqlkmtvvklishrecqqphyygsevttk mlcaadpqwktdscqgdsggplvcslqgrmtltgivswgrgcalkdkpgvytrvshflpw irshtke