Illustrated Glossary of Organic Chemistry
Secondary
structure:
The three-dimensional
structure
of
biopolymer
segments.
In a
protein
the
secondary
structure
is one of three
motifs
, either
helix
,
sheet
, or
coil
:
Helix
Sheet
Coil
In
DNA
the
secondary
structure
is the
G
-
C
and
A
-
T
base pairing
via
hydrogen bonds
:
G
-
C
A
-
T
Related terms:
Primary structure
,
tertiary structure
,
quaternary structure
,
secondary hydrogen
,
secondary carbon
,
secondary alcohol
,
secondary amide
,
secondary amine
,
secondary alkyl halide
,
secondary haloalkane
,
secondary carbocation
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