Chains and heterogens:
PDB Chain Sequences:
>1v03A (A:) malllasainhtahpaglrshpnnesfsrhhlcsspqniskrrsnlsfrpraqtissesa gihrlspweiprrdwfppsflfgaatsayqiegawnedgkgpstwdhfchnfpewivdrs ngdvaadsyhmyaedvrllkemgmdayrfsiswprilpkgtlagginekgveyynklidl llengiepyitifhwdtpqalveayggflderiikdytdfakvcfekfgktvknwltfnd petfcsvsygtgvlapgrcspgvscavptgnslsepyivahnllrahaetvdiynkyhkg adgriglalnvfgrvpytntfldqqaqersmdkclgwflepvvrgdypfsmrvsardrvp yfkekeqeklvgsydmiginyytstfskhidlspnnspvlntddayasqetkgpdgnaig pptgnawinmypkglhdilmtmknkygnppmyitengmgdidkgdlpkpvaledhtrldy iqrhlsvlkqsidlgadvrgyfawslldnfewssgyterfgivyvdrengcertmkrsar wlqefngaakkvennkiltpagqln
>1v03A (A:) ihrlspweiprrdwfppsflfgaatsayqiegawnedgkgpstwdhfchnfpewivdrsn gdvaadsyhmyaedvrllkemgmdayrfsiswprilpkgtlagginekgveyynklidll lengiepyitifhwdtpqalveayggflderiikdytdfakvcfekfgktvknwltfndp etfcsvsygtgvlapgrcspgvscavptgnslsepyivahnllrahaetvdiynkyhkga dgriglalnvfgrvpytntfldqqaqersmdkclgwflepvvrgdypfsmrvsardrvpy fkekeqeklvgsydmiginyytstfskhidlspnnspvlntddayasqetkgpdgnaigp ptgnawinmypkglhdilmtmknkygnppmyitengmgdidkgdlpkpvaledhtrldyi qrhlsvlkqsidlgadvrgyfawslldnfewssgyterfgivyvdrengcertmkrsarw lqefnga