>4IBU_1|Chains A, B, C, D|Cellular tumor antigen p53|Homo sapiens (9606) SSSVPSQKTYQGSYGFRLGFLHSGTAKSVTCTYSPALNKMFCQLAKTCPVQLWVDSTPPPGTRVRAMAIYKQSQHMTEVVRRCPHHERCSDSDGLAPPQHLIRVEGNLRVEYLDDRNTFRHSVVVPYEPPEVGSDCTTIHYNYMCNSSCMGGMNRRPILTIITLEDSSGNLLGRNSFEVCVCACPGRDRRREEENLRKKG >4IBU_2|Chains E, F, G, H|DNA (5'-D(*CP*GP*GP*GP*CP*AP*TP*GP*CP*CP*CP*G)-3')| CGGGCATGCCCG