0.054750 0.000000 0.000000 0.000000 0.032584 0.000000 0.000000 0.000000 0.023552 0.00000 0.00000 0.00000 Bancroft, D. Williams, L.D. Rich, A. Egli, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 90.00 90.00 18.265 30.690 42.460 C9 H14 N3 O7 P 307.197 y 2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE DNA linking C10 H14 N5 O7 P 347.221 y 2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE DNA linking H2 O 18.015 WATER non-polymer Na 1 22.990 SODIUM ION non-polymer C10 H26 N4 202.340 SPERMINE non-polymer N 1 N O N 2 N P N 3 N O N 4 N O N 5 N O N 6 N C N 7 R C N 8 N O N 9 S C N 10 N O N 11 N C N 12 R C N 13 N N N 14 N C N 15 N O N 16 N N N 17 N C N 18 N N N 19 N C N 20 N C N 21 N H N 22 N H N 23 N H N 24 N H N 25 N H N 26 N H N 27 N H N 28 N H N 29 N H N 30 N H N 31 N H N 32 N H N 33 N H N 34 N H N 35 N O N 36 N P N 37 N O N 38 N O N 39 N O N 40 N C N 41 R C N 42 N O N 43 S C N 44 N O N 45 N C N 46 R C Y 47 N N Y 48 N C Y 49 N N Y 50 N C N 51 N C N 52 N O N 53 N N N 54 N C N 55 N N N 56 N N Y 57 N C N 58 N H N 59 N H N 60 N H N 61 N H N 62 N H N 63 N H N 64 N H N 65 N H N 66 N H N 67 N H N 68 N H N 69 N H N 70 N H N 71 N H N 72 N O N 73 N H N 74 N H N 75 N NA N 76 N N N 77 N C N 78 N C N 79 N C N 80 N N N 81 N C N 82 N C N 83 N C N 84 N C N 85 N N N 86 N C N 87 N C N 88 N C N 89 N N N 90 N H N 91 N H N 92 N H N 93 N H N 94 N H N 95 N H N 96 N H N 97 N H N 98 N H N 99 N H N 100 N H N 101 N H N 102 N H N 103 N H N 104 N H N 105 N H N 106 N H N 107 N H N 108 N H N 109 N H N 110 N H N 111 N H N 112 N H N 113 N H N 114 N H N 115 N H N 1 N sing N 2 N sing N 3 N doub N 4 N sing N 5 N sing N 6 N sing N 7 N sing N 8 N sing N 9 N sing N 10 N sing N 11 N sing N 12 N sing N 13 N sing N 14 N sing N 15 N sing N 16 N sing N 17 N sing N 18 N sing N 19 N sing N 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N doub N 27 N sing N 28 N doub N 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N doub N 34 N sing N 35 N sing N 36 N sing N 37 N sing N 38 N doub N 39 N sing N 40 N sing N 41 N sing N 42 N sing N 43 N sing N 44 N sing N 45 N sing N 46 N sing N 47 N sing N 48 N sing N 49 N sing N 50 N sing N 51 N sing N 52 N sing N 53 N sing N 54 N sing N 55 N sing N 56 N sing N 57 N sing N 58 N sing Y 59 N sing Y 60 N sing Y 61 N doub N 62 N sing Y 63 N sing N 64 N sing Y 65 N doub N 66 N doub N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N doub N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing N 107 N sing N 108 N sing N 109 N sing N 110 N sing N 111 N sing N 112 N sing N 113 N sing N 114 N sing N 115 N sing US Biochemistry BICHAW 0033 0006-2960 33 1073 1086 10.1021/bi00171a005 8110738 The low-temperature crystal structure of the pure-spermine form of Z-DNA reveals binding of a spermine molecule in the minor groove. 1994 US Biochemistry BICHAW 0033 0006-2960 30 11388 11402 Structure of the Pure-Spermine Form of Z-DNA (Magnesium Free) at 1 Angstrom Resolution 1991 10.2210/pdb131d/pdb pdb_0000131d 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 163.00 1 DIFFRACTOMETER RIGAKU AFC-5R x-ray 1 1.0 ROTATING ANODE 1810.205 DNA (5'-D(*CP*GP*CP*GP*CP*G)-3') 2 syn polymer 202.340 SPERMINE 2 syn non-polymer 22.990 SODIUM ION 2 syn non-polymer 18.015 water 62 nat water no no (DC)(DG)(DC)(DG)(DC)(DG) CGCGCG A,B polydeoxyribonucleotide n n n n n n 1.64 25.16 VAPOR DIFFUSION, SITTING DROP 7.00 pH 7.00, VAPOR DIFFUSION, SITTING DROP ROOM TEMPERATURE WATER 1 SPERMINE 1 WATER 2 MPD 2 1.469 1 19 A 1 B 12 2.981 A_DC1:DG12_B 1 -1.935 -0.205 0.074 -0.143 -3.397 1 19 A 2 B 11 2.149 A_DG2:DC11_B 2 2.759 0.260 0.083 -0.155 2.241 1 19 A 3 B 10 1.332 A_DC3:DG10_B 3 6.197 -0.298 0.043 -0.145 -5.393 1 19 A 4 B 9 2.912 A_DG4:DC9_B 4 4.600 0.303 0.020 -0.197 4.753 1 19 A 5 B 8 1.844 A_DC5:DG8_B 5 -6.535 -0.208 0.008 -0.225 -4.004 1 19 A 6 B 7 1.675 A_DG6:DC7_B 6 3.283 0.242 0.094 -0.165 4.626 -10.593 A A 1 2 13.987 B B 12 11 3.525 -2.544 0.260 5.420 AA_DC1DG2:DC11DG12_BB 1 1.786 9.815 -10.128 -23.951 5.201 3.178 -54.127 A A 2 3 6.399 B B 11 10 3.235 -5.813 0.611 -0.318 AA_DG2DC3:DG10DC11_BB 2 0.929 1.023 -53.830 0.700 0.728 2.407 -8.181 A A 3 4 -10.489 B B 10 9 3.612 1.478 -0.384 5.500 AA_DC3DG4:DC9DG10_BB 3 -1.660 -11.781 -7.874 -42.426 -7.043 3.265 -50.558 A A 4 5 0.756 B B 9 8 3.267 -0.646 -0.676 -1.071 AA_DG4DC5:DG8DC9_BB 4 0.872 1.021 -50.547 1.299 -0.730 3.637 -7.893 A A 5 6 0.934 B B 8 7 3.721 -0.127 0.047 5.475 AA_DC5DG6:DC7DG8_BB 5 2.283 16.824 -7.555 -39.334 8.227 chem_comp_atom chem_comp_bond database_2 pdbx_struct_conn_angle struct_conn struct_site repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 1993-10-15 1 1 2008-05-22 1 2 2011-07-13 1 3 2024-02-07 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.ptnr2_auth_seq_id _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id BNL Y NDB 1993-06-18 REL SPM SPERMINE NA SODIUM ION HOH water SPM 13 2 SPM SPM 13 A NA 15 3 NA NA 15 A NA 16 3 NA NA 16 A SPM 14 2 SPM SPM 14 B HOH 17 4 HOH HOH 17 A HOH 18 4 HOH HOH 18 A HOH 19 4 HOH HOH 19 A HOH 20 4 HOH HOH 20 A HOH 21 4 HOH HOH 21 A HOH 22 4 HOH HOH 22 A HOH 23 4 HOH HOH 23 A HOH 24 4 HOH HOH 24 A HOH 25 4 HOH HOH 25 A HOH 27 4 HOH HOH 27 A HOH 28 4 HOH HOH 28 A HOH 31 4 HOH HOH 31 A HOH 32 4 HOH HOH 32 A HOH 35 4 HOH HOH 35 A HOH 36 4 HOH HOH 36 A HOH 37 4 HOH HOH 37 A HOH 39 4 HOH HOH 39 A HOH 42 4 HOH HOH 42 A HOH 44 4 HOH HOH 44 A HOH 45 4 HOH HOH 45 A HOH 46 4 HOH HOH 46 A HOH 47 4 HOH HOH 47 A HOH 55 4 HOH HOH 55 A HOH 58 4 HOH HOH 58 A HOH 59 4 HOH HOH 59 A HOH 60 4 HOH HOH 60 A HOH 62 4 HOH HOH 62 A HOH 64 4 HOH HOH 64 A HOH 65 4 HOH HOH 65 A HOH 66 4 HOH HOH 66 A HOH 67 4 HOH HOH 67 A HOH 68 4 HOH HOH 68 A HOH 69 4 HOH HOH 69 A HOH 70 4 HOH HOH 70 A HOH 71 4 HOH HOH 71 A HOH 72 4 HOH HOH 72 A HOH 73 4 HOH HOH 73 A HOH 74 4 HOH HOH 74 A HOH 26 4 HOH HOH 26 B HOH 29 4 HOH HOH 29 B HOH 30 4 HOH HOH 30 B HOH 33 4 HOH HOH 33 B HOH 34 4 HOH HOH 34 B HOH 38 4 HOH HOH 38 B HOH 40 4 HOH HOH 40 B HOH 41 4 HOH HOH 41 B HOH 43 4 HOH HOH 43 B HOH 48 4 HOH HOH 48 B HOH 49 4 HOH HOH 49 B HOH 50 4 HOH HOH 50 B HOH 51 4 HOH HOH 51 B HOH 52 4 HOH HOH 52 B HOH 53 4 HOH HOH 53 B HOH 54 4 HOH HOH 54 B HOH 56 4 HOH HOH 56 B HOH 57 4 HOH HOH 57 B HOH 61 4 HOH HOH 61 B HOH 63 4 HOH HOH 63 B HOH 75 4 HOH HOH 75 B HOH 76 4 HOH HOH 76 B HOH 77 4 HOH HOH 77 B HOH 78 4 HOH HOH 78 B C 1 n 1 DC 1 A G 2 n 2 DG 2 A C 3 n 3 DC 3 A G 4 n 4 DG 4 A C 5 n 5 DC 5 A G 6 n 6 DG 6 A C 7 n 1 DC 7 B G 8 n 2 DG 8 B C 9 n 3 DC 9 B G 10 n 4 DG 10 B C 11 n 5 DC 11 B G 12 n 6 DG 12 B author_defined_assembly 2 dimeric A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A DC 5 A OP1 DC 5 1_555 49.3 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A DC 5 A OP2 DC 5 1_555 50.7 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 A DC 5 A OP2 DC 5 1_555 49.5 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A HOH 18 G O HOH 1_555 84.0 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 18 G O HOH 1_555 70.9 A DC 5 A OP2 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 18 G O HOH 1_555 119.3 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A HOH 22 G O HOH 1_555 162.0 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 22 G O HOH 1_555 136.3 A DC 5 A OP2 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 22 G O HOH 1_555 116.6 A HOH 18 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 22 G O HOH 1_555 113.9 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 105.7 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 147.8 A DC 5 A OP2 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 135.8 A HOH 18 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 88.5 A HOH 22 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 74.3 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 107.2 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 106.5 A DC 5 A OP2 DC 5 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 63.5 A HOH 18 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 163.1 A HOH 22 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 55.9 A HOH 23 G O HOH 1_555 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 100.1 A DC 5 A OP1 DC 5 1_555 A NA 15 D NA NA 1_555 A HOH 17 G O HOH 1_555 96.4 A DC 5 A OP1 DC 5 1_555 A NA 15 D NA NA 1_555 A HOH 18 G O HOH 1_555 76.6 A HOH 17 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 18 G O HOH 1_555 66.9 A DC 5 A OP1 DC 5 1_555 A NA 15 D NA NA 1_555 A HOH 20 G O HOH 1_555 135.1 A HOH 17 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 20 G O HOH 1_555 123.7 A HOH 18 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 20 G O HOH 1_555 99.7 A DC 5 A OP1 DC 5 1_555 A NA 15 D NA NA 1_555 A HOH 21 G O HOH 1_555 55.3 A HOH 17 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 21 G O HOH 1_555 146.1 A HOH 18 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 21 G O HOH 1_555 86.7 A HOH 20 G O HOH 1_555 A NA 15 D NA NA 1_555 A HOH 21 G O HOH 1_555 79.9 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 1 -3.51 0.40 121.90 118.39 A A A N3 C4 C5 DC DC DC 1 1 1 N 1 5.22 0.70 120.20 125.42 A A A C5 C4 N4 DC DC DC 1 1 1 N 1 -6.30 0.60 125.10 118.80 A A A C6 N1 C2 DG DG DG 2 2 2 N 1 4.17 0.60 123.90 128.07 A A A N1 C2 N3 DG DG DG 2 2 2 N 1 6.22 0.50 111.50 117.72 A A A C5 C6 N1 DG DG DG 2 2 2 N 1 -4.16 0.60 119.90 115.74 A A A N1 C6 O6 DG DG DG 2 2 2 N 1 4.34 0.40 120.30 124.64 A A A C6 N1 C2 DC DC DC 3 3 3 N 1 -5.78 0.70 119.20 113.42 A A A N1 C2 N3 DC DC DC 3 3 3 N 1 4.34 0.50 119.90 124.24 A A A C2 N3 C4 DC DC DC 3 3 3 N 1 5.52 0.60 118.90 124.42 A A A N1 C2 O2 DC DC DC 3 3 3 N 1 4.24 0.50 111.50 115.74 A A A C5 C6 N1 DG DG DG 4 4 4 N 1 4.46 0.40 110.80 115.26 A A A C4 C5 N7 DG DG DG 4 4 4 N 1 -2.91 0.40 105.40 102.49 A A A N9 C4 C5 DG DG DG 4 4 4 N 1 -5.65 0.60 128.60 122.95 A A A C5 C6 O6 DG DG DG 4 4 4 N 1 -6.09 0.70 108.00 101.91 A A A O4' C1' N1 DC DC DC 5 5 5 N 1 -4.44 0.70 119.20 114.76 A A A N1 C2 N3 DC DC DC 5 5 5 N 1 6.28 0.50 119.90 126.18 A A A C2 N3 C4 DC DC DC 5 5 5 N 1 -4.51 0.40 121.90 117.39 A A A N3 C4 C5 DC DC DC 5 5 5 N 1 4.50 0.50 121.00 125.50 A A A C5 C6 N1 DC DC DC 5 5 5 N 1 -6.75 0.80 109.40 102.65 A A A O5' C5' C4' DG DG DG 6 6 6 N 1 -3.96 0.60 125.10 121.14 A A A C6 N1 C2 DG DG DG 6 6 6 N 1 3.93 0.60 123.90 127.83 A A A N1 C2 N3 DG DG DG 6 6 6 N 1 -3.04 0.50 111.90 108.86 A A A C2 N3 C4 DG DG DG 6 6 6 N 1 3.21 0.50 111.50 114.71 A A A C5 C6 N1 DG DG DG 6 6 6 N 1 3.82 0.40 110.80 114.62 A A A C4 C5 N7 DG DG DG 6 6 6 N 1 -6.20 0.50 104.30 98.10 A A A C5 N7 C8 DG DG DG 6 6 6 N 1 5.10 0.50 113.10 118.20 A A A N7 C8 N9 DG DG DG 6 6 6 N 1 -5.46 0.70 119.90 114.44 A A A N3 C2 N2 DG DG DG 6 6 6 N 1 -6.01 0.80 109.40 103.39 B B B O5' C5' C4' DC DC DC 7 7 7 N 1 -5.24 0.80 102.40 97.16 B B B C3' C2' C1' DC DC DC 7 7 7 N 1 2.64 0.40 120.30 122.94 B B B C6 N1 C2 DC DC DC 7 7 7 N 1 -4.25 0.70 119.20 114.95 B B B N1 C2 N3 DC DC DC 7 7 7 N 1 3.55 0.50 119.90 123.45 B B B C2 N3 C4 DC DC DC 7 7 7 N 1 3.93 0.60 118.90 122.83 B B B N1 C2 O2 DC DC DC 7 7 7 N 1 -3.24 0.50 111.90 108.66 B B B C2 N3 C4 DG DG DG 8 8 8 N 1 3.57 0.50 111.50 115.07 B B B C5 C6 N1 DG DG DG 8 8 8 N 1 4.10 0.40 110.80 114.90 B B B C4 C5 N7 DG DG DG 8 8 8 N 1 -4.58 0.50 104.30 99.72 B B B C5 N7 C8 DG DG DG 8 8 8 N 1 3.17 0.50 113.10 116.27 B B B N7 C8 N9 DG DG DG 8 8 8 N 1 -3.32 0.40 105.40 102.08 B B B N9 C4 C5 DG DG DG 8 8 8 N 1 6.03 0.90 116.20 122.23 B B B N1 C2 N2 DG DG DG 8 8 8 N 1 -7.87 0.70 119.90 112.03 B B B N3 C2 N2 DG DG DG 8 8 8 N 1 4.48 0.60 119.90 124.38 B B B N1 C6 O6 DG DG DG 8 8 8 N 1 -8.24 0.60 128.60 120.36 B B B C5 C6 O6 DG DG DG 8 8 8 N 1 8.46 1.20 119.70 128.16 B B B C3' O3' P DG DG DC 8 8 9 Y 1 4.83 0.50 119.90 124.73 B B B C2 N3 C4 DC DC DC 9 9 9 N 1 -4.44 0.40 121.90 117.46 B B B N3 C4 C5 DC DC DC 9 9 9 N 1 -3.06 0.50 111.90 108.84 B B B C2 N3 C4 DG DG DG 10 10 10 N 1 3.12 0.50 111.50 114.62 B B B C5 C6 N1 DG DG DG 10 10 10 N 1 -3.23 0.50 104.30 101.07 B B B C5 N7 C8 DG DG DG 10 10 10 N 1 3.29 0.50 113.10 116.39 B B B N7 C8 N9 DG DG DG 10 10 10 N 1 -6.87 0.70 119.90 113.03 B B B N3 C2 N2 DG DG DG 10 10 10 N 1 4.73 0.60 118.90 123.63 B B B N1 C2 O2 DC DC DC 11 11 11 N 1 -6.28 0.60 125.10 118.82 B B B C6 N1 C2 DG DG DG 12 12 12 N 1 6.80 0.50 111.50 118.30 B B B C5 C6 N1 DG DG DG 12 12 12 N 1 -5.42 0.60 128.60 123.18 B B B C5 C6 O6 DG DG DG 12 12 12 N 1 A A C2' C1' DC DC 1 1 0.076 0.010 1.519 1.595 N 1 A A N1 C6 DC DC 1 1 0.051 0.006 1.367 1.418 N 1 A A N3 C4 DC DC 1 1 0.078 0.007 1.335 1.413 N 1 A A C5 N7 DG DG 2 2 -0.037 0.006 1.388 1.351 N 1 A A C2 N2 DG DG 2 2 -0.070 0.010 1.341 1.271 N 1 A A C4 N4 DC DC 3 3 0.073 0.009 1.335 1.408 N 1 A A C3' C2' DG DG 4 4 -0.083 0.008 1.516 1.433 N 1 A A C6 N1 DG DG 4 4 -0.081 0.007 1.391 1.310 N 1 A A N7 C8 DG DG 4 4 0.042 0.006 1.305 1.347 N 1 A A C2 N2 DG DG 4 4 -0.090 0.010 1.341 1.251 N 1 A A O3' P DG DC 4 5 -0.085 0.012 1.607 1.522 Y 1 A A C5' C4' DC DC 5 5 0.058 0.007 1.512 1.570 N 1 A A P OP2 DG DG 6 6 -0.112 0.017 1.485 1.373 N 1 A A C5' C4' DG DG 6 6 0.073 0.007 1.512 1.585 N 1 A A C6 N1 DG DG 6 6 -0.043 0.007 1.391 1.348 N 1 A A C8 N9 DG DG 6 6 -0.074 0.007 1.374 1.300 N 1 B B C5' C4' DC DC 7 7 0.049 0.007 1.512 1.561 N 1 B B O3' C3' DC DC 7 7 -0.067 0.006 1.419 1.352 N 1 B B C5' C4' DG DG 8 8 0.054 0.007 1.512 1.566 N 1 B B C4' C3' DG DG 8 8 0.069 0.010 1.529 1.598 N 1 B B C3' C2' DG DG 8 8 -0.056 0.008 1.516 1.460 N 1 B B C2' C1' DG DG 8 8 -0.063 0.010 1.518 1.455 N 1 B B O3' C3' DG DG 8 8 -0.038 0.006 1.419 1.381 N 1 B B N1 C2 DG DG 8 8 -0.065 0.008 1.373 1.308 N 1 B B C2 N3 DG DG 8 8 0.074 0.008 1.323 1.397 N 1 B B C6 N1 DG DG 8 8 -0.071 0.007 1.391 1.320 N 1 B B C8 N9 DG DG 8 8 -0.062 0.007 1.374 1.312 N 1 B B C2 N2 DG DG 8 8 -0.090 0.010 1.341 1.251 N 1 B B O3' P DG DC 8 9 -0.075 0.012 1.607 1.532 Y 1 B B C5' C4' DC DC 9 9 0.092 0.007 1.512 1.604 N 1 B B C2' C1' DC DC 9 9 0.099 0.010 1.519 1.618 N 1 B B N1 C2 DC DC 11 11 -0.063 0.010 1.397 1.334 N 1 B B C6 N1 DG DG 12 12 -0.052 0.007 1.391 1.339 N 1 B B C2 N2 DG DG 12 12 -0.081 0.010 1.341 1.260 N 1 A B O O HOH HOH 46 77 2.12 1_555 3_755 1 A A O O HOH HOH 69 73 2.13 1_555 3_746 0.1800000 1.000 5.000 9575 1 2.000 TR isotropic TR isotropic TR isotropic 1.000 5.000 62 332 30 240 0 0.030 fix fix fix 1.000 131D 14081 9691 2.000 1 refinement PROLSQ (MODIFIED BY G.J.QUIGLEY) refinement MODIFIED BY G.J.QUIGLEY THE LOW-TEMPERATURE CRYSTAL STRUCTURE OF THE PURE-SPERMINE FORM OF Z-DNA REVEALS BINDING OF A SPERMINE MOLECULE IN THE MINOR GROOVE 1 N N 1 N N 2 N N 3 N N 3 N N 2 N N 4 N N 4 N N metalc 2.844 A DG 4 A O3' DG 4 1_555 A NA 16 E NA NA 1_555 metalc 2.660 A DC 5 A OP1 DC 5 1_555 A NA 15 D NA NA 1_555 metalc 2.984 A DC 5 A OP1 DC 5 1_555 A NA 16 E NA NA 1_555 metalc 2.804 A DC 5 A OP2 DC 5 1_555 A NA 16 E NA NA 1_555 metalc 2.918 A NA 15 D NA NA 1_555 A HOH 17 G O HOH 1_555 metalc 2.757 A NA 15 D NA NA 1_555 A HOH 18 G O HOH 1_555 metalc 2.984 A NA 15 D NA NA 1_555 A HOH 20 G O HOH 1_555 metalc 2.902 A NA 15 D NA NA 1_555 A HOH 21 G O HOH 1_555 metalc 2.794 A NA 16 E NA NA 1_555 A HOH 18 G O HOH 1_555 metalc 2.809 A NA 16 E NA NA 1_555 A HOH 22 G O HOH 1_555 metalc 2.607 A NA 16 E NA NA 1_555 A HOH 23 G O HOH 1_555 metalc 2.750 A NA 16 E NA NA 1_555 A HOH 24 G O HOH 1_555 hydrog WATSON-CRICK A DC 1 A N3 DC 1 1_555 B DG 12 B N1 DG 6 1_555 hydrog WATSON-CRICK A DC 1 A N4 DC 1 1_555 B DG 12 B O6 DG 6 1_555 hydrog WATSON-CRICK A DC 1 A O2 DC 1 1_555 B DG 12 B N2 DG 6 1_555 hydrog WATSON-CRICK A DG 2 A N1 DG 2 1_555 B DC 11 B N3 DC 5 1_555 hydrog WATSON-CRICK A DG 2 A N2 DG 2 1_555 B DC 11 B O2 DC 5 1_555 hydrog WATSON-CRICK A DG 2 A O6 DG 2 1_555 B DC 11 B N4 DC 5 1_555 hydrog WATSON-CRICK A DC 3 A N3 DC 3 1_555 B DG 10 B N1 DG 4 1_555 hydrog WATSON-CRICK A DC 3 A N4 DC 3 1_555 B DG 10 B O6 DG 4 1_555 hydrog WATSON-CRICK A DC 3 A O2 DC 3 1_555 B DG 10 B N2 DG 4 1_555 hydrog WATSON-CRICK A DG 4 A N1 DG 4 1_555 B DC 9 B N3 DC 3 1_555 hydrog WATSON-CRICK A DG 4 A N2 DG 4 1_555 B DC 9 B O2 DC 3 1_555 hydrog WATSON-CRICK A DG 4 A O6 DG 4 1_555 B DC 9 B N4 DC 3 1_555 hydrog WATSON-CRICK A DC 5 A N3 DC 5 1_555 B DG 8 B N1 DG 2 1_555 hydrog WATSON-CRICK A DC 5 A N4 DC 5 1_555 B DG 8 B O6 DG 2 1_555 hydrog WATSON-CRICK A DC 5 A O2 DC 5 1_555 B DG 8 B N2 DG 2 1_555 hydrog WATSON-CRICK A DG 6 A N1 DG 6 1_555 B DC 7 B N3 DC 1 1_555 hydrog WATSON-CRICK A DG 6 A N2 DG 6 1_555 B DC 7 B O2 DC 1 1_555 hydrog WATSON-CRICK A DG 6 A O6 DG 6 1_555 B DC 7 B N4 DC 1 1_555 DNA Z-DNA, DOUBLE HELIX, DNA 131D PDB 1 131D 1 6 131D 1 6 131D A 1 1 6 7 12 131D 7 12 131D B 1 1 6 BINDING SITE FOR RESIDUE SPM A 13 A SPM 13 Software 16 BINDING SITE FOR RESIDUE SPM B 14 B SPM 14 Software 15 BINDING SITE FOR RESIDUE NA A 15 A NA 15 Software 7 BINDING SITE FOR RESIDUE NA A 16 A NA 16 Software 6 A DG 2 A DG 2 16 1_555 A DG 2 A DG 2 16 4_556 A DC 3 A DC 3 16 1_555 A DG 4 A DG 4 16 1_555 A NA 15 D NA 16 4_566 A HOH 17 G HOH 16 4_566 A HOH 19 G HOH 16 4_566 A HOH 36 G HOH 16 4_556 A HOH 37 G HOH 16 1_555 B DG 8 B DG 2 16 1_555 B DC 9 B DC 3 16 4_556 B DC 9 B DC 3 16 1_555 B DG 10 B DG 4 16 4_556 B DG 10 B DG 4 16 1_655 B DC 11 B DC 5 16 1_655 B DG 12 B DG 6 16 1_655 A DC 1 A DC 1 15 2_664 A DG 2 A DG 2 15 2_664 A DC 5 A DC 5 15 1_555 A DG 6 A DG 6 15 1_555 A HOH 18 G HOH 15 4_466 A HOH 27 G HOH 15 1_555 A HOH 32 G HOH 15 2_664 A HOH 65 G HOH 15 1_555 B DC 7 B DC 1 15 1_555 B DG 8 B DG 2 15 1_555 B DC 9 B DC 3 15 1_555 B DG 10 B DG 4 15 1_555 B HOH 34 H HOH 15 1_555 B HOH 51 H HOH 15 1_555 B HOH 78 H HOH 15 1_555 A DC 5 A DC 5 7 1_555 A SPM 13 C SPM 7 4_466 A HOH 17 G HOH 7 1_555 A HOH 18 G HOH 7 1_555 A HOH 19 G HOH 7 1_555 A HOH 20 G HOH 7 1_555 A HOH 21 G HOH 7 1_555 A DG 4 A DG 4 6 1_555 A DC 5 A DC 5 6 1_555 A HOH 18 G HOH 6 1_555 A HOH 22 G HOH 6 1_555 A HOH 23 G HOH 6 1_555 A HOH 24 G HOH 6 1_555 19 P 21 21 21