0.029426 0.000000 0.000000 0.000000 0.027759 0.000000 0.000000 0.000000 0.010774 0.00000 0.00000 0.00000 Beuck, C. Qu, S. Williamson, J.R. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 8 90.00 90.00 90.00 33.983 36.024 92.814 C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking Ca 2 40.078 CALCIUM ION non-polymer C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 Se 196.106 n SELENOMETHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking UK J.Mol.Biol. JMOBAK 0070 0022-2836 423 766 781 10.1016/j.jmb.2012.08.027 22982292 Structural Analysis of the Quaking Homodimerization Interface. 2012 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 Rh coated flat mirror PIXEL 2011-02-01 DECTRIS PILATUS 6M Side scattering bent cube-root I-beam single crystal, asymmetric cut 4.965 degs MAD M x-ray 1 0.9791358 1.0 0.9184018 1.0 0.979569 1.0 BL11-1 SSRL 0.9791358, 0.9184018, 0.979569 SYNCHROTRON SSRL BEAMLINE BL11-1 6689.929 Protein quaking UNP residues 14-67 domain C35S 2 man polymer 40.078 CALCIUM ION 1 syn non-polymer 18.015 water 44 nat water MqkI, qkI no yes GSTPDYL(MSE)QL(MSE)NDKKL(MSE)SSLPNFSGIFNHLERLLDEEISRVRKD(MSE)YNDTLNGSTEK GSTPDYLMQLMNDKKLMSSLPNFSGIFNHLERLLDEEISRVRKDMYNDTLNGSTEK A,B polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n mouse sample Qk, Qk1, Qka1, Qki, Quaking 10090 Mus musculus 469008 Escherichia coli BL21 Gold (DE3) Plasmid modified pET22b 1 2.12 42.06 VAPOR DIFFUSION, SITTING DROP 6.5 sodium cacodylate, calcium acetate, PEG 600, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K 295 repository Initial release Database references 1 0 2012-09-12 1 1 2012-10-17 RCSB Y RCSB 2012-02-08 REL REL CA CALCIUM ION HOH water CA 1 2 CA CA 101 B HOH 1 3 HOH HOH 101 A HOH 2 3 HOH HOH 102 A HOH 4 3 HOH HOH 103 A HOH 7 3 HOH HOH 104 A HOH 11 3 HOH HOH 105 A HOH 14 3 HOH HOH 106 A HOH 17 3 HOH HOH 107 A HOH 19 3 HOH HOH 108 A HOH 28 3 HOH HOH 109 A HOH 29 3 HOH HOH 110 A HOH 30 3 HOH HOH 111 A HOH 31 3 HOH HOH 112 A HOH 32 3 HOH HOH 113 A HOH 33 3 HOH HOH 114 A HOH 34 3 HOH HOH 115 A HOH 35 3 HOH HOH 116 A HOH 42 3 HOH HOH 117 A HOH 43 3 HOH HOH 118 A HOH 3 3 HOH HOH 201 B HOH 5 3 HOH HOH 202 B HOH 6 3 HOH HOH 203 B HOH 8 3 HOH HOH 204 B HOH 9 3 HOH HOH 205 B HOH 10 3 HOH HOH 206 B HOH 12 3 HOH HOH 207 B HOH 13 3 HOH HOH 208 B HOH 15 3 HOH HOH 209 B HOH 16 3 HOH HOH 210 B HOH 18 3 HOH HOH 211 B HOH 20 3 HOH HOH 212 B HOH 21 3 HOH HOH 213 B HOH 22 3 HOH HOH 214 B HOH 23 3 HOH HOH 215 B HOH 24 3 HOH HOH 216 B HOH 25 3 HOH HOH 217 B HOH 26 3 HOH HOH 218 B HOH 27 3 HOH HOH 219 B HOH 36 3 HOH HOH 220 B HOH 37 3 HOH HOH 221 B HOH 38 3 HOH HOH 222 B HOH 39 3 HOH HOH 223 B HOH 40 3 HOH HOH 224 B HOH 41 3 HOH HOH 225 B HOH 44 3 HOH HOH 226 B GLY -2 n 1 GLY -2 A SER -1 n 2 SER -1 A THR 14 n 3 THR 14 A PRO 15 n 4 PRO 15 A ASP 16 n 5 ASP 16 A TYR 17 n 6 TYR 17 A LEU 18 n 7 LEU 18 A MSE 19 n 8 MSE 19 A GLN 20 n 9 GLN 20 A LEU 21 n 10 LEU 21 A MSE 22 n 11 MSE 22 A ASN 23 n 12 ASN 23 A ASP 24 n 13 ASP 24 A LYS 25 n 14 LYS 25 A LYS 26 n 15 LYS 26 A LEU 27 n 16 LEU 27 A MSE 28 n 17 MSE 28 A SER 29 n 18 SER 29 A SER 30 n 19 SER 30 A LEU 31 n 20 LEU 31 A PRO 32 n 21 PRO 32 A ASN 33 n 22 ASN 33 A PHE 34 n 23 PHE 34 A SER 35 n 24 SER 35 A GLY 36 n 25 GLY 36 A ILE 37 n 26 ILE 37 A PHE 38 n 27 PHE 38 A ASN 39 n 28 ASN 39 A HIS 40 n 29 HIS 40 A LEU 41 n 30 LEU 41 A GLU 42 n 31 GLU 42 A ARG 43 n 32 ARG 43 A LEU 44 n 33 LEU 44 A LEU 45 n 34 LEU 45 A ASP 46 n 35 ASP 46 A GLU 47 n 36 GLU 47 A GLU 48 n 37 GLU 48 A ILE 49 n 38 ILE 49 A SER 50 n 39 SER 50 A ARG 51 n 40 ARG 51 A VAL 52 n 41 VAL 52 A ARG 53 n 42 ARG 53 A LYS 54 n 43 LYS 54 A ASP 55 n 44 ASP 55 A MSE 56 n 45 MSE 56 A TYR 57 n 46 TYR 57 A ASN 58 n 47 ASN 58 A ASP 59 n 48 ASP 59 A THR 60 n 49 THR 60 A LEU 61 n 50 LEU 61 A n 51 62 A n 52 63 A n 53 64 A n 54 65 A n 55 66 A n 56 67 A GLY -2 n 1 GLY -2 B SER -1 n 2 SER -1 B THR 14 n 3 THR 14 B PRO 15 n 4 PRO 15 B ASP 16 n 5 ASP 16 B TYR 17 n 6 TYR 17 B LEU 18 n 7 LEU 18 B MSE 19 n 8 MSE 19 B GLN 20 n 9 GLN 20 B LEU 21 n 10 LEU 21 B MSE 22 n 11 MSE 22 B ASN 23 n 12 ASN 23 B ASP 24 n 13 ASP 24 B LYS 25 n 14 LYS 25 B LYS 26 n 15 LYS 26 B LEU 27 n 16 LEU 27 B MSE 28 n 17 MSE 28 B SER 29 n 18 SER 29 B SER 30 n 19 SER 30 B LEU 31 n 20 LEU 31 B PRO 32 n 21 PRO 32 B ASN 33 n 22 ASN 33 B PHE 34 n 23 PHE 34 B SER 35 n 24 SER 35 B GLY 36 n 25 GLY 36 B ILE 37 n 26 ILE 37 B PHE 38 n 27 PHE 38 B ASN 39 n 28 ASN 39 B HIS 40 n 29 HIS 40 B LEU 41 n 30 LEU 41 B GLU 42 n 31 GLU 42 B ARG 43 n 32 ARG 43 B LEU 44 n 33 LEU 44 B LEU 45 n 34 LEU 45 B ASP 46 n 35 ASP 46 B GLU 47 n 36 GLU 47 B GLU 48 n 37 GLU 48 B ILE 49 n 38 ILE 49 B SER 50 n 39 SER 50 B ARG 51 n 40 ARG 51 B VAL 52 n 41 VAL 52 B ARG 53 n 42 ARG 53 B LYS 54 n 43 LYS 54 B ASP 55 n 44 ASP 55 B MSE 56 n 45 MSE 56 B TYR 57 n 46 TYR 57 B ASN 58 n 47 ASN 58 B ASP 59 n 48 ASP 59 B THR 60 n 49 THR 60 B LEU 61 n 50 LEU 61 B ASN 62 n 51 ASN 62 B n 52 63 B n 53 64 B n 54 65 B n 55 66 B n 56 67 B 2.1253 -0.5391 -0.3449 3.5838 1.7306 4.8439 -0.2739 0.2427 -0.1446 -0.3544 0.0521 0.1211 0.3929 0.1007 0.1296 0.2694 -0.0091 0.0603 0.2129 0.0067 0.1941 refined 30.7069 15.4666 28.6974 X-RAY DIFFRACTION 4.0255 -0.1022 -1.4051 2.6626 1.3103 5.2299 -0.1310 0.0228 -0.0544 -0.0469 0.0982 -0.0132 0.3117 0.2522 0.0045 0.1158 0.0052 -0.0076 0.1131 -0.0103 0.1657 refined 23.9365 22.6899 41.9519 X-RAY DIFFRACTION X-RAY DIFFRACTION 1 chain A X-RAY DIFFRACTION 2 chain B author_and_software_defined_assembly PISA 2 dimeric 1700 -20 6830 A MSE 19 SELENOMETHIONINE A MSE 8 MET A MSE 22 SELENOMETHIONINE A MSE 11 MET A MSE 28 SELENOMETHIONINE A MSE 17 MET A MSE 56 SELENOMETHIONINE A MSE 45 MET B MSE 19 SELENOMETHIONINE B MSE 8 MET B MSE 22 SELENOMETHIONINE B MSE 11 MET B MSE 28 SELENOMETHIONINE B MSE 17 MET B MSE 56 SELENOMETHIONINE B MSE 45 MET 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 A ASN 62 A ASN 51 1 Y 1 A GLY 63 A GLY 52 1 Y 1 A SER 64 A SER 53 1 Y 1 A THR 65 A THR 54 1 Y 1 A GLU 66 A GLU 55 1 Y 1 A LYS 67 A LYS 56 1 Y 1 B GLY 63 B GLY 52 1 Y 1 B SER 64 B SER 53 1 Y 1 B THR 65 B THR 54 1 Y 1 B GLU 66 B GLU 55 1 Y 1 B LYS 67 B LYS 56 1 Y 1 A ASP 59 -75.85 20.59 0.3079 0.0000 -0.0000 1.7713 0.0000 -2.0792 0.2515 0.2163 0.2179 2.100 31.911 316 7067 7067 4.47 99.69 0.49 random 5% 1 0.00 MAD 24.97 0.86 1.10 MLHL FLAT BULK SOLVENT MODEL 38.555 0.357 2.100 31.911 44 871 1 0 826 0.008 871 1.102 1172 12.149 352 0.068 129 0.006 152 0.2466 0.2203 2.6456 149 3313 3462 100.00 41.1 2.10 50 4DNN 7046 2 2 0.036 1 35.1 4.3 2.10 2.65 5.2 578 0.288 1 4.3 data collection Blu-Ice model building PHENIX (phenix.autosol) refinement PHENIX (phenix.refine: 1.7.2_869) data reduction HKL-2000 data scaling HKL-2000 phasing PHENIX Protein quaking Crystal structure of the Quaking Qua1 homodimerization domain 1 N N 1 N N 2 N N 3 N N 3 N N A THR 14 A THR 3 HELX_P A LEU 31 A LEU 20 1 1 18 A LEU 31 A LEU 20 HELX_P A GLY 36 A GLY 25 1 2 6 A HIS 40 A HIS 29 HELX_P A ASP 59 A ASP 48 1 3 20 B PRO 15 B PRO 4 HELX_P B LEU 31 B LEU 20 1 4 17 B LEU 31 B LEU 20 HELX_P B GLY 36 B GLY 25 1 5 6 B HIS 40 B HIS 29 HELX_P B ASP 59 B ASP 48 1 6 20 covale 1.336 A LEU 18 A C LEU 7 1_555 A MSE 19 A N MSE 8 1_555 covale 1.331 A MSE 19 A C MSE 8 1_555 A GLN 20 A N GLN 9 1_555 covale 1.326 A LEU 21 A C LEU 10 1_555 A MSE 22 A N MSE 11 1_555 covale 1.334 A MSE 22 A C MSE 11 1_555 A ASN 23 A N ASN 12 1_555 covale 1.334 A LEU 27 A C LEU 16 1_555 A MSE 28 A N MSE 17 1_555 covale 1.332 A MSE 28 A C MSE 17 1_555 A SER 29 A N SER 18 1_555 covale 1.333 A ASP 55 A C ASP 44 1_555 A MSE 56 A N MSE 45 1_555 covale 1.327 A MSE 56 A C MSE 45 1_555 A TYR 57 A N TYR 46 1_555 covale 1.328 B LEU 18 B C LEU 7 1_555 B MSE 19 B N MSE 8 1_555 covale 1.327 B MSE 19 B C MSE 8 1_555 B GLN 20 B N GLN 9 1_555 covale 1.326 B LEU 21 B C LEU 10 1_555 B MSE 22 B N MSE 11 1_555 covale 1.328 B MSE 22 B C MSE 11 1_555 B ASN 23 B N ASN 12 1_555 covale 1.330 B LEU 27 B C LEU 16 1_555 B MSE 28 B N MSE 17 1_555 covale 1.336 B MSE 28 B C MSE 17 1_555 B SER 29 B N SER 18 1_555 covale 1.333 B ASP 55 B C ASP 44 1_555 B MSE 56 B N MSE 45 1_555 covale 1.326 B MSE 56 B C MSE 45 1_555 B TYR 57 B N TYR 46 1_555 SPLICING Helix-turn-helix, HYDROPHOBIC HOMODIMER INTERFACE, PERPENDICULAR STACKING OF Protomers, DEVELOPMENTAL PROTEIN, RNA-binding, splicing, TRANSLATION REGULATION B SER -1 B SER 2 1 B THR 14 B THR 3 3.56 QKI_MOUSE UNP 1 14 Q9QYS9 TPDYLMQLMNDKKLMSSLPNFCGIFNHLERLLDEEISRVRKDMYNDTLNGSTEK 14 67 4DNN 14 67 Q9QYS9 A 1 3 56 14 67 4DNN 14 67 Q9QYS9 B 1 3 56 1 EXPRESSION TAG GLY -2 4DNN A Q9QYS9 UNP 1 1 EXPRESSION TAG SER -1 4DNN A Q9QYS9 UNP 2 1 CYS ENGINEERED MUTATION SER 35 4DNN A Q9QYS9 UNP 35 24 2 EXPRESSION TAG GLY -2 4DNN B Q9QYS9 UNP 1 2 EXPRESSION TAG SER -1 4DNN B Q9QYS9 UNP 2 2 CYS ENGINEERED MUTATION SER 35 4DNN B Q9QYS9 UNP 35 24 BINDING SITE FOR RESIDUE CA B 101 Software 3 B LYS 25 B LYS 14 3 1_555 B GLU 42 B GLU 31 3 1_555 B ASP 46 B ASP 35 3 1_555 19 P 21 21 21