7b0c_A : 3D-footprint complex

structure name	[4FE-4S]-NSRR COMPLEXED TO 23-BP HMPA1 OPERATOR FRAGMENT (HTH-type transcriptional repressor NsrR)
reference	Fontecilla-Camps et al.
source	Streptomyces coelicolor A3(2) / Streptomyces coelicolor A3(2)
experiment	X-ray (resolution=3.00, R-factor=0.220)
structural superfamily	"Winged helix" DNA-binding domain;
sequence family	Transcriptional regulator;
multimeric complexes	7b0c_AB
links to other resources	NAKB PDIdb DNAproDB
protein sequence	> 7b0c_A interface=41,42,45,60, mrltkftdlalrslmrlavvrdgdeplatrevaevvgvpyTHaaKaitrlqhlgvvearRgrgggltltdlgrrvsvgwlvrelegeaevvdcegdnpcplrgacrlrralrdaqeafyaaldpltvtdlvaaptgpvllgltd
interface signature	THKR

Estimated binding specificities ?

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# IC=2.917 IC/col=0.486 n_of_columns=6

specificity:

A |  60   0  24  24  12  84
C |  12  96  24  24  12   0
G |  12   0  24  24  60  12
T |  12   0  24  24  12   0

scan!

Dendrogram of similar interfaces ?

matrix format

  
  --------------RC----YG--------KT----             +-----------------------------2acj_B    
                                                 +-2 
  TT------KATTQTTG----LTRT----KA--FTYT   L       ! !                    +--------2p7c_B    
                                               +-3 +--------------------1 
  ------------NAST--RTHT--STLT--------   L     ! !                      +--------4lg0_A    
                                             +-4 ! 
  --------------------YG--------------       ! ! +-----------------------------3eyi_B    
                                           --5 ! 
  --------------NAST--HT--STLT--------   L   ! +-----------------------------7cby_C    
                                             ! 
  --VTSARGTA--RT----------------------   L   +-----------------------------6za3_B

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updated Sat Jan 10 14:23:54 2026