Classification of beta hairpins

Classification of beta hairpins

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Click the class numbers (e.g. 2.1.1) to see the loop picture.

Class CN D Delta Theta Rho NR RMSD(Å) Consensus Nomenclature
bb{lg}bb
(75 loops)		 2.1.1 3 45-90 135-180 0-45 2,3 1.1 ± 0.5 
pXpGpp
bblgbb
 Type I' 2:2
2.1.2 5 90-135 135-180 315-360 2,3,4 0.6 ± 0.4 
pXpGpp
bblgbb
 Type I' 2:2
2.1.3 7 90-135 90-135 45-90 2 1.5 ± 0.5 
XhpGph
bblgbb
 Type I' 2:2
bb{ea}bb
(34 loops)		 2.2.1 5 90-135 135-180 315-360 2,4,5 0.6 ± 0.2 
XXGXXX
bbeabb
 Type II' 2:2 and 2:4-b
2.2.2 5 90-135 135-180 45-90 2,4 1.3 ± 0.5 
XXXXXX
bbeabb
 Type II' 2:2 and 2:4
bb{aa}bb
(16 loops)		 2.3.1 5 45-90 135-180 315-360 2,3,4 1.1 ± 0.5 
XXXXpX
bbaabb
 Type I 2:4
2.3.2 5 90-135 135-180 315-360 3,4 0.8 ± 0.2 
XppXph
bbaabb
 Type I 2:4
2.3.3 5 45-90 135-180 90-135 3,4 0.6 ± 0.3 
pppTXh
bbaabb
 Type I 2:4
bb{ll}bb
(5 loops)		 2.4.1 5 90-135 135-180 315-360 3,4,50.7 ± 0.3 
Xhphph
bbllbb
 Type I' 2:2
bb{pg}bb
(4 loops)		 2.5.1 5 90-135 90-135 315-360 2,31.8 ± 0.7 
XXXGhX
bbpgbb
 Type II 2:2
bb{aag}bb
(55 loops)		 3.1.1 5 45-90 135-180 315-360 3,4 0.5 ± 0.2 
hpXpGhh
bbaagbb
 Type I[1-4] +G1 b-bulge 3:5
3.1.2 5 90-135 135-180 315-360 4,5 0.5 ± 0.2 
XpXpGpX
bbaagbb
 Type I[1-4] +G1 b-bulge 3:5
bb{aae}bb
(13 loops)		 3.2.1 5 90-135 135-180 315-360 20.6 ± 0.2 
ppXpGXX
bbaaebb
 New Type I 2:2 +deformed strand
bb{aal}bb
(11 loops)		 3.3.1 5 90-135 135-180 315-360 40.9 ± 0.4 
XXppXXX
bbaalbb
 Type I[1-4] +G1 b-bulge 3:5
bb{aaal}bb
(45 loops)		 4.1.1 5 90-135 135-180 315-360 4,5 0.5 ± 0.2 
hpXppXph
bbaaalbb
 Type I[1-4] 4:4
4.1.2 7 90-135 135-180 315-360 4,5,6 0.7 ± 0.5 
hDXppXph
bbaaalbb
 Type I[1-4] 4:4
4.1.3 7 135-180 135-180 315-360 5 0.8 ± 0.4 
hpXppGpX
bbaaalbb
 Type I[1-4] 4:4
bb{abaa}bb
(5 loops)		 4.2.1 5 90-135 135-180 315-360 20.9 ± 0.4 
XhXpXpTh
bbabaabb
 New C b-bulge + Type I 2:2
bb{aala}bb
(5 loops)		 4.3.1 7 90-135 135-180 315-360 5,61.0 ± 0.3 
hXXDXpTh
bbaalabb
 New Type I[1-4] 4:4 +extended G1 b-bulge
bb{aabaa}bb
(4 loops)		 5.1.1 5 45-90 135-180 315-360 7,8,91.4 ± 0.3 
XppXpPpXX
bbaabaabb
 New Heart shaped
bb{apaaba}bb
(4 loops)		 6.1.1 5 90-135 135-180 315-360 6,7,81.4 ± 0.5 
hpXXXphppp
bbapaababb
 New
bb{paaalppa}bb (4 loops) 8.1.1 7 90-135 135-180 45-90 4,51.0 ± 0.6 
VhpXppGphhhX
bbpaaalppabb
 New p + Type I[1-4] 4:4 +pp II + C b-bulge

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Last modified: 09-September-1997