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Table 5 Dinucleotide step parameters values for RY steps in RNA helices

From: Sequence dependent variations in RNA duplex are related to non-canonical hydrogen bond interactions in dinucleotide steps

Step

Dataset

(n)

Tilt

Roll

Twist

Shift

Slide

Rise

Prop.av

Cup

Zp

AC/GU

free-RNA

0.6

6.0

31.8

0.2

-1.3

3.2

-13.4

6.0

2.2

 

(96)

(1.9)

(3.4)

(2.8)

(0.5)

(0.3)

(0.1)

(4.9)

(6.3)

(0.2)

 

non-cont

0.9

5.3

31.5

0.2

-1.3

3.2

-12.2

7.3

2.2

(76)

(2.4)

(4.9)

(3.0)

(0.5)

(0.5)

(0.1)

(6.0)

(8.1)

(0.4)

 

cont

0.6

4.5

31.9

0.2

-1.4

3.2

-10.3

7.6

2.3

(143)

(2.4)

(4.6)

(3.1)

(0.5)

(0.5)

(0.1)

(5.7)

(9.7)

(0.4)

AU/AU

free-RNA

0.3

10.2

31.0

0.1

-1.1

3.2

-17.4

4.0

1.9

 

(20)

(0.9)

(4.6)

(2.1)

(0.2)

(0.3)

(0.1)

(3.9)

(7.0)

(0.2)

 

non-cont

-0.3

9.7

32.5

-0.0

-1.2

3.2

-13.8

8.8

2.0

(18)

(2.8)

(7.8)

(2.9)

(0.4)

(0.3)

(0.1)

(4.3)

(11.1)

(0.3)

 

cont

-0.2

6.6

31.9

0.0

-1.3

3.2

-12.4

5.1

2.2

(38)

(1.8)

(5.0)

(2.7)

(0.4)

(0.5)

(0.1)

(5.3)

(6.2)

(0.3)

GC/GC

free-RNA

0.1

3.9

31.2

0.0

-1.5

3.2

-10.8

7.3

2.4

 

(94)

(1.8)

(3.3)

(2.9)

(0.5)

(0.4)

(0.1)

(4.5)

(5.5)

(0.2)

 

non-cont

0.0

3.6

31.7

-0.2

-1.5

3.2

-9.0

6.9

2.4

(100)

(2.2)

(5.0)

(3.0)

(0.5)

(0.5)

(0.1)

(5.7)

(8.5)

(0.4)

 

cont

-0.2

3.2

31.6

-0.2

-1.6

3.2

-8.2

5.6

2.5

(174)

(2.4)

(4.2)

(3.2)

(0.5)

(0.5)

(0.1)

(6.2)

(8.9)

(0.3)

RY

free-RNA

0.3

5.5

31.4

0.1

-1.4

3.2

-12.6

6.4

2.2

 

(210)

(1.8)

(3.9)

(2.8)

(0.5)

(0.4)

(0.1)

(5.0)

(6.1)

(0.3)

 

non-cont

0.3

4.8

31.7

0.1

-1.4

3.2

-10.7

7.2

2.3

(194)

(2.4)

(5.5)

(3.0)

(0.5)

(0.5)

(0.1)

(6.0)

(8.6)

(0.4)

 

cont

0.1

4.1

31.8

0.0

-1.5

3.2

-9.5

6.3

2.4

(355)

(2.4)

(4.6)

(3.1)

(0.5)

(0.5)

(0.1)

(6.1)

(9.0)

(0.4)

ModelRNA

 

-0.4

13.1

30.0

0.0

-1.2

3.3

-10.4

0.0

2.2

  1. Mean values and SD of dinucleotide step parameters for RY steps along with average propeller-twist (Prop.av), Cup and Zp in free-RNA, non-cont and cont datasets. Other details are same as in Table 4.