International
Tables for
Crystallography
Volume F
Crystallography of biological macromolecules
Edited by M. G. Rossmann and E. Arnold

International Tables for Crystallography (2006). Vol. F. ch. 23.3, pp. 609-613

Table A23.3.1.1 

R. E. Dickersona*

a Molecular Biology Institute, University of California, Los Angeles, Los Angeles, CA 90095–1570, USA
Correspondence e-mail: red@mbi.ucla.edu

Table A23.3.1.1 | top | pdf |
X-ray analyses of A helices, DNA and RNA

This table and the two that follow are intended as a historical background and a focus on the geometry of the intact double helix. References are current as of late 1997; sequences marked `to be published' in 1997 that still are unpublished two years later have been deleted. Also omitted are sequences with fewer than four base pairs in the asymmetric unit, complexes with intercalating drugs, helices with bulges or looped-out bases, unusual structures such as quadruplexes, hammerhead ribozymes and tRNA. For information on these and for more recent results, consult the Nucleic Acid Database (NDB) at http://ndbserver.rutgers.edu/ . An NDB number in parentheses indicates that the authors have never made coordinates available to the public. These structures are of little scientific value, but have been included for historical reasons.

Notes: Overhanging, unpaired bases are [\underline{\underline{\hbox{double underlined}}}]. [\underline{{\hbox{Single underlining}}}] calls attention to mismatched bases or other interesting or relevant sequence aspects. Z = number of asymmetric units per cell. Ubp = number of base pairs per asymmetric unit. NDB No. = Nucleic Acid Database serial number. Abbreviations: 2am = 2-amino; 5br = 5-bromo; 6ame = 6′-α-methyl; 4mo = 4-methoxy; 5me = 5-methyl; 6aOH = 6′-α-hydroxyl; 6mo = 6-methoxy; 8oxo = 8-oxo; 6et = 6-ethyl; ara = arabinosyl; ps = phosphorothioate; (P) = leading phosphate; A, T, G, C = DNA; a, u, g, c = RNA; Py = pyrrole; Im = imidazole.

(a) Dodecamers

Sequence Space group Z Ubp Date, institution NDB No. Reference
CCCCCGCGGGGG [P3_{2}21] 6 12 1991, Barcelona ADL025 (A38)
CCGTACGTACGG [P6_{1}22] 12 6 1992, Ohio State ADL045 (A41)
GCGTACGTACGC [P6_{1}22] 12 6 1992, Ohio State ADL046 (A39)

(b) Decamers

Sequence Space group Z Ubp Date, institution NDB No. Reference
GCGGGCCCGC [P6_{1}22] 12 5 1993, Ohio State ADJ051 (A46)
GCACGCGTGC [P6_{1}22] 12 5 1996, Ohio State ADJ075 (A60)
ACCGGCCGGT [P6_{1}22] 12 5 1989, MIT ADJ022 (A26)
ACCGGCCGGT [P6_{1}22] 12 5 1995, MIT ADJ065 (A55)
ACCCGCGGGT [P6_{1}22] 12 5 1995, MIT ADJ066 (A55)
CCCGGCCGGG [P2_{1}2_{1}2_{1}] 4 10 1993, Ohio State ADJ049 (A47)
CCIGGCC5meCGG [P2_{1}2_{1}2_{1}] 4 10 1995, Ohio State ADJB61 (A58)
GCGGGCCCGC [P2_{1}2_{1}2_{1}] 4 10 1993, Ohio State ADJ050 (A46)
ACCGGCCGGT [P2_{1}2_{1}2_{1}] 4 10 1995, MIT ADJ067 (A55)
CCGGGCCGCG [P2_{1}2_{1}2_{1}] 4 10 1997, Ohio State ADJ081,2 (A71)
C5meCGGGCCCGG [P2_{1}2_{1}2_{1}] 4 10 1997, Ohio State ADJB87 (A71)
CCGGG5brCCCGG [P2_{1}2_{1}2_{1}] 4 10 1997, Ohio State ADJB80 (A71)
CCGGGCC5meCGG [P2_{1}2_{1}2_{1}] 4 10 1997, Ohio State ADJB84,5 (A71)
C5meCGGGCCCGG [P6_{1}] 6 10 1997, Ohio State ADJB86 (A71)
CCGGGCC5brCGG [P6_{1}] 6 10 1997, Ohio State ADJB79 (A71)
CCGGGCC5meCGG [P6_{1}] 6 10 1997, Ohio State ADJB83 (A71)

(c) Nonamers

Sequence Space group Z Ubp Date, institution NDB No. Reference
GGATGGGAG [P4_{3}] 4 9 1986, Cambridge ADI009 (A14)

(d) Octamers, space group [P4_{3}2_{1}2]

Sequence Z Ubp Date, institution NDB No. Reference
CCCCGGGG 8 4 1987, Weizmann/MIT ADH012 (A16)
CCCCGGGG, 298 K 8 4 1995, Weizmann ADH056 (A54)
CCCGCGGG 8 4 1997, Moscow ADH0106 (A69)
CCCTAGGG 8 4 1996, Ohio State ADH078 (A64)
GCCCGGGC 8 4 1987, Berlin ADH008 (A17)
GCCC*GGGC (*methylenephosphonate) 8 4 1991, Berlin ADHP36 (A36)
GGCCGGCC 8 4 1982, MIT ADH013,098 (A4,5)
GGCCGGCC, 288 K 8 4 1995, Weizmann ADH058 (A54)
GG5meCCGGCC 8 4 1987, MIT (ADHB21) (A15)
GGGCGCCC, 293 K 8 4 1988, Weizmann ADH026 (A22, A34)
GGGCGCCC, 115 K 8 4 1988, Weizmann ADH027 (A20, A34)
GGGCGCCC, 115 K, re-refinement 8 4 1995, Weizmann ADH057 (A54)
GTGCGCAC 8 4 1992, Ohio State ADH047 (A40)
GTGTACAC/spermine 8 4 1987, Wisconsin ADH014 (A18, A29)
CTCTAGAG 8 4 1989, Cambridge ADH020 (A27)
GTACGTAC 8 4 1990, Kansas ADH024 (A35)
GTACGTAC 8 4 1990, Bordeaux ADH023 (A32)
GTCTAGAC 8 4 1992, Manchester ADH041 (A42)
ATGCGCAT 8 4 1990, Institute of Cancer Research (ADH032) (A31)
ATGCGCAT/spermine 8 4 1990, Institute of Cancer Research ADH033 (A31)
ACGTACGT 8 4 1996, Trinity, Dublin ADH070 (A66)

(e) Octamers, space group [P2_{1}2_{1}2_{1}]

Sequence Z Ubp Date, institution NDB No. Reference
CCCGCGGG 4 8 1997, Moscow ADH0102–5 (A69)

(f) Octamers, space group [P6_{1}]

Sequence Z Ubp Date, institution NDB No. Reference
GGGGCCCC 6 8 1985, Cambridge ADH006 (A11)
GGGATCCC 6 8 1988, Berlin ADH007 (A21)
GGGCGCCC, 293 K 6 8 1989, Weizmann (ADH028) (A30, A34)
GGGCGCCC, 100 K 6 8 1989, Weizmann ADH029 (A30, A34)
GGGTACCC, 293 K 6 8 1990, Weizmann ADH030 (A33)
GGGTACCC, 100 K 6 8 1990, Weizmann ADH031 (A33)
GGGTGCCC 6 8 1988, Weizmann ADH016 (A22)
GGTATACC 6 8 1981, Weizmann/Cambridge ADH010 (A2, A7)
GG5brUA5brUACC 6 8 1981, Weizmann/Cambridge ADHB11 (A2, A7, A13)
GGCATGCC 6 8 1997, Institute of Cancer Research ADH076 (A70)
GGIGCTCC 6 8 1989, Cambridge ADHB17 (A24)
GGGGCTCC mismatch 6 8 1985, Cambridge/Weizmann ADH019 (A9, A12)
GGGGTCCC mismatch 6 8 1985, Cambridge/Weizmann ADH018 (A10)
GGGTGCCC mismatch 6 8 1988, Weizmann ADH016 (A22)

(g) Octamers, space group [P6_{1}22]

Sequence Z Ubp Date, institution NDB No. Reference
GTGTACAC 12 4 1989, Wisconsin ADH034 (A28)
GTGTACAC/spermine 12 4 1993, Ohio State ADH038 (A48)
GTGTACAC/spermidine 12 4 1993, Ohio State ADH039 (A48)

(h) Octamers, space group [P2_{1}2_{1}2]

Sequence Z Ubp Date, institution NDB No. Reference
GTACGTAC 4 8 1993, Bordeaux ADH059 (A44)

(i) Hexamers, space group [C222_{1}]

Sequence Z Ubp Date, institution NDB No. Reference
GCCGGC 8 6 1995, Oregon State ADF073 (A56)
G5meCG5meCGC 8 6 1995, Oregon State ADFB62 (A56)
G5meCCGGC 8 6 1995, Oregon State ADFB63 (A56)
G5meCGCGC 8 6 1995, Oregon State ADFB72 (A56)

(j) Tetramers

Sequence Space group Z Ubp Date, institution NDB No. Reference
5i CCGG [P4_{3}2_{1}2] 8 4 1981, UCLA (CIT) ADDB01 (A1, A3, A8)

(k) RNA/DNA and RNA/RNA (lower case = RNA)

Sequence Space group Z Ubp Date, institution NDB No. Reference
CCGGC g CCGG [P2_{1}2_{1}2_{1}] 4 10 1994, Ohio State AHJ052 (A49)
c CGGCGCCGg [P2_{1}2_{1}2_{1}] 4 10 1994, Ohio State AHJ060 (A50)
g CGTATACGC [P2_{1}2_{1}2_{1}] 4 10 1993, MIT AHJ043 (A45)
GCGTaTACGC [P2_{1}2_{1}2_{1}] 4 10 1993, MIT AHJ044 (A45)
GCGTmeaTACGC [P2_{1}2_{1}2_{1}] 4 10 1994, ETH Zürich AHJS55 (A53)
g c GTATACGC [P2_{1}2_{1}2_{1}] 4 10 1995, MIT AHJ068 (A55)
g c g TATACGC [P2_{1}2_{1}2_{1}] 4 10 1982, MIT AHJ015 (A4, A6)
g c g TATACCC\ [P2_{1}2_{1}2_{1}] 4 10 1992, MIT AHJ040 (A43)
 \GGGTATACGC            
u u c g g g c g c c\ [P4_{3}22] 8 10 1996, Upjohn UHJ055 (A62)
 \GGCGCCCGAA            
c c c c g g g g [P6_{1}22] 12 4 1995, ETH Zürich ARH063 (A57)
c c c c g g g g R 32 18 8 1995, ETH Zürich ARH064 (A57)
c c c c g g g g R 32 18 8 1996, Northwestern ARH074 (A61)
g u a u a u a C R 3 9 8 1996, Ohio State AHH071 (A65)
g u a u g u a C R 3 9 8 1997, Ohio State AHH077 (A68)
g u g u g u a C R 3 9 8 1997, Ohio State AHH089 (A67)
g c u u c g g c brU C 2 4 9 1994, Cambridge AHIB53 (A51)
(P)g g a c u u c g g u c c C 2 4 6 1991, Berkeley ARL037 (A37)
c g c g a a t t a g c g [P2_{1}] 2 12 1994, Manchester ARL048 (A52)
u a a g g a g g u g a u P 1 1 24 1995, Berlin ARL062 (A59)
g g c g c u u g c g u c P 1 1 24 1996, Colorado URL050 (A63)
u u a u a u a u a u a u a a [P2_{1}2_{1}2_{1}] 4 4 1988, Strasbourg ARN035 (A19, A25)

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