}Q
FRIEDHELM HILDEBRANDT
A
c
D
Underwound
.::ireular ONA
A.ight--handed supt1helix
Ncg&lively supercoited ONA
. \)
•
v
"c •
c-" c.- C
c-" c-" c-" c;. - 0
ccc~~.-u
A A~AA.A C
3'.cGCICGGGCCCA fT ACTCCC:CCC 14 ·_~ UI~Ü~~~ ~ TCfT T- 5'
I II 11 1 I I I I I I I I II I I I I I I I
U
...,...
I I I I,
5 .-cCC AGCCCGCC l AAI G.t.CCCGGC r T
"'"CA.AAA· J •
l 1 T 1 nG
OH J 'end
~ - amino acid accepting end
p c
loop 3
'
""
anticodon
:r
Fig. 4. Tertiary structure of DNA and structure of tRNA. For details see text. (Modified from
[1 ,2,3 and 5].)
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