HEADER CONTRACTILE PROTEIN 12-MAR-01 1I84 TITLE CRYO-EM STRUCTURE OF THE HEAVY MEROMYOSIN SUBFRAGMENT OF CHICKEN TITLE 2 GIZZARD SMOOTH MUSCLE MYOSIN WITH REGULATORY LIGHT CHAIN IN THE TITLE 3 DEPHOSPHORYLATED STATE. ONLY C ALPHAS PROVIDED FOR REGULATORY LIGHT TITLE 4 CHAIN. ONLY BACKBONE ATOMS PROVIDED FOR S2 FRAGMENT. COMPND MOL_ID: 3; COMPND 2 MOLECULE: SMOOTH MUSCLE MYOSIN REGULATORY LIGHT CHAIN; COMPND 3 CHAIN: U, Z; COMPND 4 FRAGMENT: S1 ; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON CRYSTALLOGRAPHY REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ARG U 127 REMARK 465 PRO U 142 REMARK 465 ASP U 143 REMARK 465 VAL U 144 REMARK 465 ALA U 145 REMARK 465 GLY U 146 REMARK 465 ASN U 147 DBREF 1I84 U 1 166 UNP P02609 MLRS_CHICK 1 166 SEQRES 1 U 72 ASP PRO GLU ASP VAL ILE MET GLY ALA PHE LYS VAL LEU SEQRES 2 U 72 ASP PRO ASP GLY LYS GLY SER ILE LYS LYS SER PHE LEU SEQRES 3 U 72 GLU GLU LEU LEU THR THR GLY GLY GLY ARG PHE THR PRO SEQRES 4 U 72 GLU GLU ILE LYS ASN MET TRP ALA ALA PHE PRO PRO ASP SEQRES 5 U 72 VAL ALA GLY ASN VAL ASP TYR LYS ASN ILE CYS TYR VAL SEQRES 6 U 72 ILE THR HIS GLY GLU ASP ALA ATOM 1 CA ASP U 92 10.580 69.682 6.762 1.00 57.29 ATOM 2 CA PRO U 93 12.402 67.896 9.562 1.00 1.00 ATOM 3 CA GLU U 94 15.001 69.851 11.542 1.00 21.55 ATOM 4 CA ASP U 95 18.219 68.588 9.997 1.00 56.71 ATOM 5 CA VAL U 96 16.862 69.079 6.529 1.00 52.98 ATOM 6 CA ILE U 97 16.403 72.752 7.452 1.00 64.29 ATOM 7 CA MET U 98 19.865 73.150 8.881 1.00 85.37 ATOM 8 CA GLY U 99 21.364 72.184 5.531 1.00 28.87 ATOM 9 CA ALA U 100 19.725 75.187 3.878 1.00 30.49 ATOM 10 CA PHE U 101 21.555 77.222 6.358 1.00 61.14 ATOM 11 CA LYS U 102 24.705 75.154 6.264 1.00100.00 ATOM 12 CA VAL U 103 24.776 75.964 2.591 1.00 37.17 ATOM 13 CA LEU U 104 24.436 79.654 3.353 1.00 44.82 ATOM 14 CA ASP U 105 27.124 79.188 5.957 1.00 1.61 ATOM 15 CA PRO U 106 29.145 77.379 3.283 1.00100.00 ATOM 16 CA ASP U 107 32.054 78.648 5.294 1.00100.00 ATOM 17 CA GLY U 108 31.233 76.501 8.259 1.00100.00 ATOM 18 CA LYS U 109 30.387 77.249 11.814 1.00100.00 ATOM 19 CA GLY U 110 28.834 80.354 13.271 1.00100.00 ATOM 20 CA SER U 111 25.843 81.992 11.650 1.00 41.71 ATOM 21 CA ILE U 112 24.682 84.441 9.034 1.00 98.84 ATOM 22 CA LYS U 113 23.951 88.184 9.013 1.00 74.32 ATOM 23 CA LYS U 114 20.599 90.043 9.025 1.00 22.97 ATOM 24 CA SER U 115 21.043 91.840 5.708 1.00 84.85 ATOM 25 CA PHE U 116 22.652 88.865 4.025 1.00100.00 ATOM 26 CA LEU U 117 19.432 86.894 4.273 1.00 26.48 ATOM 27 CA GLU U 118 17.164 89.900 4.248 1.00 46.66 ATOM 28 CA GLU U 119 18.144 90.518 0.618 1.00100.00 ATOM 29 CA LEU U 120 18.204 86.874 -0.312 1.00 34.85 ATOM 30 CA LEU U 121 14.647 86.087 0.791 1.00 22.32 ATOM 31 CA THR U 122 13.577 89.152 -1.147 1.00 39.87 ATOM 32 CA THR U 123 15.873 88.618 -4.182 1.00 40.14 ATOM 33 CA GLY U 124 14.809 85.148 -5.044 1.00 53.00 ATOM 34 CA GLY U 125 12.483 82.382 -4.053 1.00 77.07 ATOM 35 CA GLY U 126 9.577 84.733 -3.407 1.00 59.33 ATOM 36 CA PHE U 128 9.249 86.756 -0.176 1.00 30.51 ATOM 37 CA THR U 129 7.523 89.919 1.098 1.00 79.51 ATOM 38 CA PRO U 130 8.554 92.585 3.658 1.00100.00 ATOM 39 CA GLU U 131 5.473 92.276 5.856 1.00100.00 ATOM 40 CA GLU U 132 6.778 88.702 6.005 1.00 25.65 ATOM 41 CA ILE U 133 10.351 89.542 7.022 1.00 74.84 ATOM 42 CA LYS U 134 9.874 91.944 9.939 1.00 96.32 ATOM 43 CA ASN U 135 7.571 89.350 11.412 1.00100.00 ATOM 44 CA MET U 136 10.528 87.022 11.070 1.00 46.65 ATOM 45 CA TRP U 137 13.049 89.207 12.848 1.00 58.33 ATOM 46 CA ALA U 138 10.371 89.751 15.442 1.00 53.09 ATOM 47 CA ALA U 139 9.797 86.039 15.913 1.00 24.62 ATOM 48 CA PHE U 140 13.320 85.119 14.952 1.00 73.19 ATOM 49 CA PRO U 141 15.400 87.934 16.504 1.00100.00 ATOM 50 CA VAL U 148 21.057 85.298 13.388 1.00 74.78 ATOM 51 CA ASP U 149 21.743 81.975 15.128 1.00100.00 ATOM 52 CA TYR U 150 19.884 79.696 12.753 1.00 23.84 ATOM 53 CA LYS U 151 20.657 76.623 14.831 1.00 69.27 ATOM 54 CA ASN U 152 18.140 78.099 17.221 1.00 1.76 ATOM 55 CA ILE U 153 15.866 79.105 14.381 1.00 33.65 ATOM 56 CA CYS U 154 15.404 75.463 13.456 1.00 17.60 ATOM 57 CA TYR U 155 14.843 74.115 16.928 1.00 67.56 ATOM 58 CA VAL U 156 11.963 76.469 17.325 1.00 60.88 ATOM 59 CA ILE U 157 10.241 75.613 14.090 1.00 40.84 ATOM 60 CA THR U 158 10.594 71.936 14.860 1.00 11.76 ATOM 61 CA HIS U 159 10.367 72.152 18.639 1.00 35.86 ATOM 62 CA GLY U 160 8.030 75.032 19.456 1.00 31.10 ATOM 63 CA GLU U 161 8.243 78.743 20.277 1.00 50.46 ATOM 64 CA ASP U 162 9.746 78.860 23.778 1.00 49.81 ATOM 65 CA ALA U 163 13.088 77.129 23.349 1.00 62.93 TER