- Item name
- _ndb_struct_ntc_step_summary.assigned_NtC
- Category name
- ndb_struct_ntc_step_summary
- Attribute name
- assigned_NtC
- Required in PDB entries
- yes
- Used in currrent PDB entries
- No

Allowed Value | Details |
---|---|

AA00 | the most frequent, canonical A form |

AA01 | A like, 2/2 switch (150/180) |

AA02 | A-DNA with the B like 1/2 |

AA03 | A like, similar to AA00, high 2 |

AA04 | A like, similar to AA00, low 2 |

AA05 | A like, 2/2 switch (130/180) |

AA06 | A like, 2/2 switch (130/180) |

AA07 | A form with distant bases, low 1 |

AA08 | A form variant |

AA09 | A form variant |

AA10 | A like, 2/2 switch (210/140) |

AA11 | A like, 2/2 switch (90/190) |

AA12 | A like backbone, bases can be intercalated |

AA13 | A form with distant bases, low 1 |

AAS1 | A like with first base in syn orientation |

AB01 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A-B pattern |

AB02 | A-B: 1 O4'-endo, extremely low 1, 1/2 are B like |

AB03 | A-B: similar to AB01 with high 2 and low 1, 2, 2 |

AB04 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A/B pattern, C'C' high |

AB05 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A/B pattern |

AB1S | A-B, 2 syn |

AB2S | A-B, 2 syn |

BA01 | BI-A complex conformer with 2 from C3' to C4'-exo, 1/2 are B like |

BA05 | BI-A complex conformer with 2 from C3' to C4'-exo, 1/2 are B like |

BA08 | B-A: low 2 |

BA09 | BI-A: extremely low 2~60, 2/2 switch (260/170), 2 A like |

BA10 | B-A complex cluster: 2~90, 2~180, 2 A like |

BA13 | B-A complex cluster: 2~90, 2~180, 2 A like |

BA16 | BII-A: 2 A like |

BA17 | BII-A: 2~O4'-endo, 2~130 |

BB00 | the most frequent DNA conformer, canonical B form, also called BI |

BB01 | less populated variant of BI form |

BB02 | BI with 2/2 typical values switched to 30/300 |

BB03 | BI with 2/2 typical values switched to 160/170 |

BB04 | conformer with torsion transforming BI to BII form |

BB05 | BI-BII with 2/2 typical values switched to 70/220, 2 A like |

BB07 | BII form, typical by 1/1 switch compared to BI |

BB08 | BII form variant with 1/1 typical values switched to 70/210 |

BB10 | B form with extremely low values of 2, 2, 2, and low 1 and 1 |

BB11 | B form with 2/2 typical values switched to 120/190 and low both 1 and 1 |

BB12 | BI like with 2/2 typical values switched to 260/170, low 2 70, 2 A like |

BB13 | BI like with 2/2 typical values switched to 220/160, low 2 70, 2 A like |

BB14 | B like with extremely low 1, high 2 |

BB15 | BI with high 2 (340) and 2 near 0 |

BB16 | B like, with 1 A like |

BB17 | less populated variant of BI form, very low 1, 2, 2 |

BB1S | BI like, unusual 2 and 2, 2 syn |

BB20 | B like pucker, 2 A like, unusual combination of 1, 1, 2, 2, 2 |

BB2S | BI like, 2 50, 2 290, 2 syn |

BBS1 | BI like, 1 syn |

IC01 | A-B backbone, parallel distant bases can be intercalated |

IC02 | A-B backbone, parallel distant bases can be intercalated |

IC03 | A-B backbone, parallel distant bases can be intercalated, 2/2 typical values switched to 70/300, 2 B like |

IC04 | A-B backbone, parallel distant bases can be intercalated, 2/2 typical values switched to 190/180, 2 B like |

IC05 | BII backbone, parallel distant bases can be intercalated |

IC06 | B like, parallel distant bases can be intercalated, 1 A like |

IC07 | A like intercalated |

NANT | Unassigned conformations |

OP01 | A pucker and torsions, unusual combination of backbone torsions, bases distant, parallel, low rise |

OP02 | A pucker and torsions, unusual combination of backbone torsions, bases distant, angled |

OP03 | A pucker and torsions, unusual combination of backbone torsions, base sangled, can be intercalated |

OP04 | A pucker and torsions, unusual combination of backbone torsions, base sangled, can be intercalated |

OP05 | A pucker and torsions, unusual combination of backbone torsions, bases distant, perpendicular |

OP06 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, low rise |

OP07 | A pucker and torsions, unusual combination of 1, 1, 2, 2, low rise |

OP08 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases parallel, low rise |

OP09 | A-B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP10 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, parallel |

OP11 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP12 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP13 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP14 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP15 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases can pair with each other |

OP16 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP17 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP18 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP19 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant |

OP1S | B pucker, unusual combination of 1, 1, 2, 2, bases angled, second syn |

OP20 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant in 4-way junction |

OP21 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant in 5'-end dsDNA |

OP22 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant angled |

OP23 | B like open, parallel bases |

OP24 | B like open, low 2, perpendicular bases |

OP25 | B-A open, perpendicular bases |

OP26 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases can pair with each other |

OP27 | B-A pucker, A like torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP28 | A-B pucker, A like torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP29 | A pucker and torsions, unusual combination of backbone torsions, bases distant |

OP30 | A pucker and torsions, unusual combination of backbone torsions, bases distant, parallel |

OP31 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant angled |

OPS1 | B-A pucker, unusual combination of 1, 1, 2, 2, bases perpendicular, first syn |

ZZ01 | Z like conformer similar to ZZS2 but both bases anti |

ZZ02 | Z like conformer similar to ZZ1S with 2/2 typical values switched to 230/60 and both bases anti |

ZZ1S | Z form, Y-R step |

ZZ2S | Z form, Y-R step, 2 C2'-endo |

ZZS1 | ZI form, R-Y step |

ZZS2 | ZII form, R-Y step |

Allowed Value | Details |
---|---|

AA00 | the most frequent, canonical A form |

AA01 | A like, 2/2 switch (150/180) |

AA02 | A-DNA with the B like 1/2 |

AA03 | A like, similar to AA00, high 2 |

AA04 | A like, similar to AA00, low 2 |

AA05 | A like, 2/2 switch (130/180) |

AA06 | A like, 2/2 switch (130/180) |

AA07 | A form with distant bases, low 1 |

AA08 | A form variant |

AA09 | A form variant |

AA10 | A like, 2/2 switch (210/140) |

AA11 | A like, 2/2 switch (90/190) |

AA12 | A like backbone, bases can be intercalated |

AA13 | A form with distant bases, low 1 |

AAS1 | A like with first base in syn orientation |

AB01 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A-B pattern |

AB02 | A-B: 1 O4'-endo, extremely low 1, 1/2 are B like |

AB03 | A-B: similar to AB01 with high 2 and low 1, 2, 2 |

AB04 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A/B pattern, C'C' high |

AB05 | A-B: 1 C3'-endo, 2 C2'-endo, 1/2 have A/B pattern |

AB1S | A-B, 2 syn |

AB2S | A-B, 2 syn |

BA01 | BI-A complex conformer with 2 from C3' to C4'-exo, 1/2 are B like |

BA05 | BI-A complex conformer with 2 from C3' to C4'-exo, 1/2 are B like |

BA08 | B-A: low 2 |

BA09 | BI-A: extremely low 2~60, 2/2 switch (260/170), 2 A like |

BA10 | B-A complex cluster: 2~90, 2~180, 2 A like |

BA13 | B-A complex cluster: 2~90, 2~180, 2 A like |

BA16 | BII-A: 2 A like |

BA17 | BII-A: 2~O4'-endo, 2~130 |

BB00 | the most frequent DNA conformer, canonical B form, also called BI |

BB01 | less populated variant of BI form |

BB02 | BI with 2/2 typical values switched to 30/300 |

BB03 | BI with 2/2 typical values switched to 160/170 |

BB04 | conformer with torsion transforming BI to BII form |

BB05 | BI-BII with 2/2 typical values switched to 70/220, 2 A like |

BB07 | BII form, typical by 1/1 switch compared to BI |

BB08 | BII form variant with 1/1 typical values switched to 70/210 |

BB10 | B form with extremely low values of 2, 2, 2, and low 1 and 1 |

BB11 | B form with 2/2 typical values switched to 120/190 and low both 1 and 1 |

BB12 | BI like with 2/2 typical values switched to 260/170, low 2 70, 2 A like |

BB13 | BI like with 2/2 typical values switched to 220/160, low 2 70, 2 A like |

BB14 | B like with extremely low 1, high 2 |

BB15 | BI with high 2 (340) and 2 near 0 |

BB16 | B like, with 1 A like |

BB17 | less populated variant of BI form, very low 1, 2, 2 |

BB1S | BI like, unusual 2 and 2, 2 syn |

BB20 | B like pucker, 2 A like, unusual combination of 1, 1, 2, 2, 2 |

BB2S | BI like, 2 50, 2 290, 2 syn |

BBS1 | BI like, 1 syn |

IC01 | A-B backbone, parallel distant bases can be intercalated |

IC02 | A-B backbone, parallel distant bases can be intercalated |

IC03 | A-B backbone, parallel distant bases can be intercalated, 2/2 typical values switched to 70/300, 2 B like |

IC04 | A-B backbone, parallel distant bases can be intercalated, 2/2 typical values switched to 190/180, 2 B like |

IC05 | BII backbone, parallel distant bases can be intercalated |

IC06 | B like, parallel distant bases can be intercalated, 1 A like |

IC07 | A like intercalated |

NANT | Unassigned conformations |

OP01 | A pucker and torsions, unusual combination of backbone torsions, bases distant, parallel, low rise |

OP02 | A pucker and torsions, unusual combination of backbone torsions, bases distant, angled |

OP03 | A pucker and torsions, unusual combination of backbone torsions, base sangled, can be intercalated |

OP04 | A pucker and torsions, unusual combination of backbone torsions, base sangled, can be intercalated |

OP05 | A pucker and torsions, unusual combination of backbone torsions, bases distant, perpendicular |

OP06 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, low rise |

OP07 | A pucker and torsions, unusual combination of 1, 1, 2, 2, low rise |

OP08 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases parallel, low rise |

OP09 | A-B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP10 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, parallel |

OP11 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP12 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP13 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP14 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP15 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases can pair with each other |

OP16 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, perpendicular |

OP17 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP18 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP19 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant |

OP1S | B pucker, unusual combination of 1, 1, 2, 2, bases angled, second syn |

OP20 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant in 4-way junction |

OP21 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant in 5'-end dsDNA |

OP22 | B pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant angled |

OP23 | B like open, parallel bases |

OP24 | B like open, low 2, perpendicular bases |

OP25 | B-A open, perpendicular bases |

OP26 | B-A pucker and torsions, unusual combination of 1, 1, 2, 2, bases can pair with each other |

OP27 | B-A pucker, A like torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP28 | A-B pucker, A like torsions, unusual combination of 1, 1, 2, 2, bases distant, angled |

OP29 | A pucker and torsions, unusual combination of backbone torsions, bases distant |

OP30 | A pucker and torsions, unusual combination of backbone torsions, bases distant, parallel |

OP31 | A pucker and torsions, unusual combination of 1, 1, 2, 2, bases distant angled |

OPS1 | B-A pucker, unusual combination of 1, 1, 2, 2, bases perpendicular, first syn |

ZZ01 | Z like conformer similar to ZZS2 but both bases anti |

ZZ02 | Z like conformer similar to ZZ1S with 2/2 typical values switched to 230/60 and both bases anti |

ZZ1S | Z form, Y-R step |

ZZ2S | Z form, Y-R step, 2 C2'-endo |

ZZS1 | ZI form, R-Y step |

ZZS2 | ZII form, R-Y step |