CV:NASBPP: Difference between revisions

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The simple base pair parameters for the A:B base pair.  
The simple base pair parameters for the A:B base pair.  


'''PBC note:''' The minimum-image convention is not used.
'''IMPORTANT:''' It is critical that the A and B bases are not separated during simulation due to imaging of DNA chains into the simulation box. Use ether topjoinmol from CATs or use correct value of iwrap in sander or pmemd.
 


===Specification===
===Specification===
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| [[Mask format|mask]]
| [[Mask format|mask]]
|
|
| atoms for the base A ring '''A'''  
| atoms for the base '''A''' ring
|- style="vertical-align: top;"
|- style="vertical-align: top;"
| '''reference_a'''
| '''reference_a'''
| string
| string
|
|
| name of file with the reference structure in the XYZ format, the structure must have the same number of atoms as the group '''group_a'''
| name of the file with the reference structure in the XYZ format, the structure must have the same number of atoms as the group '''group_a'''
|-
| '''direction_a'''
| x, y, z
|
| selection of corresponding axis of the reference frame '''A'''
|-
|-
| '''group_b'''
| '''group_b'''
| [[Mask format|mask]]
| [[Mask format|mask]]
|
|
| atoms employed in the superimposition of the reference frame '''B'''  
| atoms for the base '''B''' ring
|- style="vertical-align: top;"
|- style="vertical-align: top;"
| '''reference_b'''
| '''reference_b'''
| string
| string
|
|
| name of file with the reference structure in the XYZ format, the structure must have the same number of atoms as the group '''group_b'''
| name of the file with the reference structure in the XYZ format, the structure must have the same number of atoms as the group '''group_b'''
|-
| '''group_c'''
| [[Mask format|mask]]
|
| atom from '''A''' base defining origin of y-axis
|-
|-
| '''direction_b'''
| '''group_d'''
| x, y, z
| [[Mask format|mask]]
|
| atom from '''B''' base defining end of y-axis
|-
| '''parameter'''
| string
|
|
| selection of corresponding axis of the reference frame '''B'''
| type of parameter:
|}
|}
''Keys in bold are mandatory.''
''Keys in bold are mandatory.''

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