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 DBREF 1I84 Z 1 166 UNP P02609 MLRS_CHICK 1 166 SEQRES 1 Z 73 PHE ASP GLU THR GLU ILE GLU ASP PHE LYS GLU ALA PHE SEQRES 2 Z 73 THR VAL ILE ASP GLN ASN ALA ASP GLY ILE ILE ASP LYS SEQRES 3 Z 73 ASP ASP LEU ARG GLU THR PHE ALA ALA MET GLY ARG LEU SEQRES 4 Z 73 ASN VAL LYS ASN GLU GLU LEU ASP ALA MET ILE LYS GLU SEQRES 5 Z 73 ALA SER GLY PRO ILE ASN PHE THR VAL PHE LEU THR MET SEQRES 6 Z 73 PHE GLY GLU LYS LEU LYS GLY ALA ATOM 1 CA PHE Z 19 19.055 28.421 20.789 1.00 16.21 ATOM 2 CA ASP Z 20 19.887 31.342 23.015 1.00 12.75 ATOM 3 CA GLU Z 21 17.641 33.173 25.359 1.00 9.20 ATOM 4 CA THR Z 22 18.407 36.177 23.265 1.00 68.65 ATOM 5 CA GLU Z 23 17.958 34.486 19.940 1.00 18.34 ATOM 6 CA ILE Z 24 14.657 33.354 21.166 1.00 19.20 ATOM 7 CA GLU Z 25 13.575 36.773 22.384 1.00 23.09 ATOM 8 CA ASP Z 26 14.469 38.228 18.964 1.00 1.00 ATOM 9 CA PHE Z 27 12.091 35.699 17.557 1.00 8.28 ATOM 10 CA LYS Z 28 9.400 36.421 19.925 1.00 6.04 ATOM 11 CA GLU Z 29 9.362 40.083 19.204 1.00 29.01 ATOM 12 CA ALA Z 30 9.575 39.167 15.637 1.00 7.02 ATOM 13 CA PHE Z 31 6.623 36.885 16.096 1.00 7.69 ATOM 14 CA THR Z 32 4.794 39.704 17.683 1.00 1.80 ATOM 15 CA VAL Z 33 5.393 42.126 14.801 1.00 2.28 ATOM 16 CA ILE Z 34 3.872 39.677 12.400 1.00 1.00 ATOM 17 CA ASP Z 35 1.010 38.829 14.703 1.00 6.03 ATOM 18 CA GLN Z 36 -1.028 41.948 13.865 1.00 1.00 ATOM 19 CA ASN Z 37 -3.960 40.904 15.992 1.00 1.00 ATOM 20 CA ALA Z 38 -2.354 40.058 19.357 1.00 54.62 ATOM 21 CA ASP Z 39 -4.488 36.880 19.251 1.00 6.41 ATOM 22 CA GLY Z 40 -1.395 34.780 19.640 1.00 13.40 ATOM 23 CA ILE Z 41 -1.553 32.935 16.329 1.00 12.50 ATOM 24 CA ILE Z 42 -0.022 33.881 12.968 1.00 4.39 ATOM 25 CA ASP Z 43 -2.242 33.572 9.938 1.00 1.00 ATOM 26 CA LYS Z 44 -2.738 34.846 6.388 1.00 1.00 ATOM 27 CA ASP Z 45 -4.289 38.058 7.591 1.00 6.40 ATOM 28 CA ASP Z 46 -1.268 38.959 9.677 1.00 1.00 ATOM 29 CA LEU Z 47 1.095 38.140 6.869 1.00 1.00 ATOM 30 CA ARG Z 48 -0.663 40.252 4.281 1.00 1.00 ATOM 31 CA GLU Z 49 -0.566 43.184 6.588 1.00 8.94 ATOM 32 CA THR Z 50 2.934 42.556 7.811 1.00 2.86 ATOM 33 CA PHE Z 51 3.883 42.934 4.228 1.00 10.70 ATOM 34 CA ALA Z 52 1.670 45.828 3.336 1.00 22.55 ATOM 35 CA ALA Z 53 3.222 47.677 6.249 1.00 1.00 ATOM 36 CA MET Z 54 6.637 47.005 4.780 1.00 1.00 ATOM 37 CA GLY Z 55 5.618 48.256 1.363 1.00 1.75 ATOM 38 CA ARG Z 56 4.787 45.063 -0.460 1.00 1.68 ATOM 39 CA LEU Z 57 1.251 45.215 -1.797 1.00 71.79 ATOM 40 CA ASN Z 58 1.551 42.810 -4.685 1.00 75.30 ATOM 41 CA VAL Z 59 0.852 39.792 -2.540 1.00 9.17 ATOM 42 CA LYS Z 60 -0.570 36.667 -4.098 1.00 31.60 ATOM 43 CA ASN Z 61 -2.283 34.091 -1.932 1.00 1.00 ATOM 44 CA GLU Z 62 -0.192 31.236 -3.281 1.00 1.00 ATOM 45 CA GLU Z 63 2.652 32.996 -1.587 1.00 35.78 ATOM 46 CA LEU Z 64 0.801 33.615 1.604 1.00 1.00 ATOM 47 CA ASP Z 65 -0.299 29.981 1.468 1.00 1.00 ATOM 48 CA ALA Z 66 3.064 28.604 0.646 1.00 2.00 ATOM 49 CA MET Z 67 4.485 30.100 3.777 1.00 1.00 ATOM 50 CA ILE Z 68 1.668 28.728 5.810 1.00 1.00 ATOM 51 CA LYS Z 69 1.865 25.258 4.526 1.00 26.73 ATOM 52 CA GLU Z 70 5.294 24.970 6.141 1.00 12.03 ATOM 53 CA ALA Z 71 3.464 23.890 9.222 1.00 22.91 ATOM 54 CA SER Z 72 0.701 21.376 10.082 1.00 50.14 ATOM 55 CA GLY Z 73 -0.835 23.438 12.859 1.00 70.63 ATOM 56 CA PRO Z 74 -2.038 26.917 13.647 1.00100.00 ATOM 57 CA ILE Z 75 1.235 28.777 13.768 1.00 17.40 ATOM 58 CA ASN Z 76 1.587 29.752 17.370 1.00 5.09 ATOM 59 CA PHE Z 77 5.006 30.560 18.919 1.00 13.48 ATOM 60 CA THR Z 78 6.150 27.043 19.517 1.00 1.00 ATOM 61 CA VAL Z 79 5.269 25.915 15.994 1.00 55.52 ATOM 62 CA PHE Z 80 7.040 28.948 14.634 1.00 8.29 ATOM 63 CA LEU Z 81 10.114 28.610 16.790 1.00 1.00 ATOM 64 CA THR Z 82 10.217 24.921 15.973 1.00 3.78 ATOM 65 CA MET Z 83 9.749 25.623 12.299 1.00 2.12 ATOM 66 CA PHE Z 84 12.620 28.039 12.318 1.00 36.34 ATOM 67 CA GLY Z 85 14.802 26.008 14.598 1.00 28.25 ATOM 68 CA GLU Z 86 14.643 23.164 12.186 1.00 10.78 ATOM 69 CA LYS Z 87 15.953 25.037 9.163 1.00 4.94 ATOM 70 CA LEU Z 88 18.826 26.694 11.052 1.00 2.22 ATOM 71 CA LYS Z 89 20.046 23.460 12.608 1.00 60.57 ATOM 72 CA GLY Z 90 23.807 24.041 12.277 1.00100.00 ATOM 73 CA ALA Z 91 23.591 27.785 12.747 1.00 1.00 TER