基本介紹
- 中文名:RNA假結
- 外文名:RNA pseudoknot
- 長度:為n
- 集合:ri,rj
- 滿足:以下條件
- :
一個長度為n的RNA序列R=r1r2…rn 的假
結結構定義為鹼基配對集合S={(ri,rj )},其中
(ri,rj)滿足以下條件:
(1)(ri,rj)∈{(A,U),(U,A),(G,C),
(C,G),(G,U),(U,G)},1≤i
3;
(2)若(ri,rj)∈S,(rk,rg)∈S,則i =k當且
僅當j =g;
(3)愁(ri1,rj1),(ri2,rj2),…,(rip,rip)∈S,
(rk1,rg1),(rk2,rg2),…,(rkq,rgq)∈S,且ri1 <ri2 <
…<rip <rk1 <…<rkq,則有ri1 <ri2 <ri3 <…<rip
<rk1 <rk2 <…<rkq <rjp <rjp-1 <…rj1 <rgq <rgq-1
<…2或ri1 <ri2 <ri3 <…<rip <rj1 <
rj2 <rj3 <…2
結結構定義為鹼基配對集合S={(ri,rj )},其中
(ri,rj)滿足以下條件:
(1)(ri,rj)∈{(A,U),(U,A),(G,C),
(C,G),(G,U),(U,G)},1≤i
3;
(2)若(ri,rj)∈S,(rk,rg)∈S,則i =k當且
僅當j =g;
(3)愁(ri1,rj1),(ri2,rj2),…,(rip,rip)∈S,
(rk1,rg1),(rk2,rg2),…,(rkq,rgq)∈S,且ri1 <ri2 <
…<rip <rk1 <…<rkq,則有ri1 <ri2 <ri3 <…<rip
<rk1 <rk2 <…<rkq <rjp <rjp-1 <…rj1 <rgq <rgq-1
<…2或ri1 <ri2 <ri3 <…<rip <rj1 <
rj2 <rj3 <…2