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structure nameCRYSTAL STRUCTURE OF A MULTIDOMAIN HUMAN P53 TETRAMER BOUND TO THE NATURAL CDKN1A(P21) P53-RESPONSE ELEMENT
referenceHalazonetis et al. 'Mol 9 1493 2011
sourceHOMO SAPIENS
experimentX-ray (resolution=2.80, R-factor=?)
structural superfamilyp53-like transcription factors;p53 tetramerization domain;
reference complex3q05_B
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureRACR/KRACR/KACR/RACR

Estimated binding specificities ?

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# IC=11.376 IC/col=0.813 n_of_columns=14 specificity:   
A |   0  93   2   0   2  78   2  24  22  24  19  87   2   0
C |  96   1   2   0   8  16  73  24   2  24  77   2   5   0
G |   0   2   2  96  16   0  14  24  56  24   0   0   2  96
T |   0   0  90   0  70   2   7  24  16  24   0   7  87   0
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updated Wed Jun 24 18:31:22 2026