>4R0L_3|Chains E[auth B], F[auth L]|Antibody 1C6 Light chain|Mus musculus (10090)
MDIVMTQAAPSVPVTPGESVSISCRSTKSLLHSNGNTYLYWFLQRPGQSPQRLIYYMSNLASGVPDRFSGRGSGTDFTLRISRVEAEDAGVYYCMQSLEYPYTFGGGTKLEIKRLVP
>4R0L_2|Chains B[auth C], C[auth D]|T-cell costimulatory molecule CD28|Canis lupus familiaris (9615)
SNKILVKQLPRLVVYNNEVNLSCKYTYNLFSKEFRASLYKGVDSAVEVCVVNGNYSHQPQFYSSTGFDCDGKLGNETVTFYLRNLFVNQTDIYFCKIEVMYPPPYIGNEKSNGTIIHVKSAWSHPQFEK
>4R0L_1|Chains A, D[auth H]|Antibody 1C6 Heavy chain|Mus musculus (10090)
SQIQLVQSGPELKKPGETVKISCKASGYTFTNYGMTWVKQAPRKGLKWMGWINTYTGRPTYADDFKGRFAFSLETSASTAYLQINNLKHEDTATYFCASLGEDFWGQGTTLTVSSHHHHHH