Chains and heterogens:
PDB Chain Sequences:
>4y2tA (A:) mtlraavfdldgvlalpavfgvlgrteealalprgllndafqkggpegattrlmkgeitl sqwiplmeencrkcsetakvclpknfsikeifdkaisarkinrpmlqaalmlrkkgftta iltntwlddraerdglaqlmcelkmhfdfliescqvgmvkpepqiykflldtlkaspsev vflddiganlkpardlgmvtilvqdtdtalkelekvtgiqllntpaplptscnpsdmshg yvtvkprvrlhfvelgsgpavclchgfpeswyswryqipalaqagyrvlamdmkgygess appeieeycmevlckemvtfldklglsqavfighdwggmlvwymalfypervravaslnt pfipanpnmsplesikanpvfdyqlyfqepgvaeaeleqnlsrtfkslfrasdesvlsmh kvceagglfvnspeepslsrmvteeeiqfyvqqfkksgfrgplnwyrnmernwkwacksl grkilipalmvtaekdfvlvpqmsqhmedwiphlkrghiedcghwtqmdkptevnqilik wldsdarnppvvskmhhhhhh
>4y2tA (A:) tlraavfdldgvlalpavfgvlgrteealalprgllndafqkggpegattrlmkgeitls qwiplmeencrkcsetakvclpknfsikeifdkaisarkinrpmlqaalmlrkkgfttai ltntwlddraerdglaqlmcelkmhfdfliescqvgmvkpepqiykflldtlkaspsevv flddiganlkpardlgmvtilvqdtdtalkelekvtgiqllntpaplptscnpsdmshgy vtvkprvrlhfvelgsgpavclchgfpeswyswryqipalaqagyrvlamdmkgygessa ppeieeycmevlckemvtfldklglsqavfighdwggmlvwymalfypervravaslntp fipanpnmsplesikanpvfdyqlyfqepgvaeaeleqnlsrtfkslfrasdesvlsmhk vceagglfvnspeepslsrmvteeeiqfyvqqfkksgfrgplnwyrnmernwkwackslg rkilipalmvtaekdfvlvpqmsqhmedwiphlkrghiedcghwtqmdkptevnqilikw ldsdar