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structure nameISORETICULAR, INTERPENETRATING CO-CRYSTAL OF REPLICATION INITIATOR PROTEIN REPE54 AND SYMMETRICAL EXPANDED DUPLEX (31MER) CONTAINING THE COGNATE REPE54 SEQUENCE AND AN ADDITIONAL G-C RICH SEQUENCE WITH 2 STICKY BASE OVERHANGS AND 5' TERMINAL PHOSPHATES AND CROSSLINKED WITH EDC.
(Replication initiation protein)
referenceSlaughter et al.
sourceEscherichia coli K-12
experimentX-ray (resolution=3.24, R-factor=0.197)
structural superfamily"Winged helix" DNA-binding domain;
sequence familyInitiator Replication protein;
multimeric complexes2z9o_AB
reference complex8ac8_C
links to other resourcesNAKB PDBSum PDIdb DNAproDB
protein sequence
interface signatureSAESKRRSYRPDRRR

Estimated binding specificities ?

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# IC=16.000 IC/col=0.762 n_of_columns=21 specificity:   
A |  64   0  24   8   0   0   0  87   0  96  24  24  24  24  10   0   0  24  91   4  91
C |   8  96  24  10   0   0   0   4  96   0  24  24  24  24   4  96  96  24   0  83   1
G |  12   0  24  12  96   0  96   4   0   0  24  24  24  24  70   0   0  24   1   5   4
T |  12   0  24  66   0  96   0   1   0   0  24  24  24  24  12   0   0  24   4   4   0
scan!

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updated Sun Aug 3 03:29:08 2025