HEADER TRANSPORT PROTEIN/ISOMERASE 16-OCT-14 3J8E TITLE Cryo-EM structure of ryanodine receptor/Calstabin-2 complex COMPND MOL_ID: 1; COMPND 2 MOLECULE: Peptidyl-prolyl cis-trans isomerase FKBP1B; COMPND 3 CHAIN: A, B, D, F; COMPND 4 EC: 5.2.1.8; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 3J8E F 0 107 UNP P68106 FKB1B_HUMAN 1 108 SEQRES 1 F 105 GLU ILE GLU THR ILE SER PRO GLY ASP GLY ARG THR PHE SEQRES 2 F 105 PRO LYS LYS GLY GLN THR CYS VAL VAL HIS TYR THR GLY SEQRES 3 F 105 MET LEU GLN ASN GLY LYS LYS PHE ASP SER SER ARG ASP SEQRES 4 F 105 ARG ASN LYS PRO PHE LYS PHE ARG ILE GLY LYS GLN GLU SEQRES 5 F 105 VAL ILE LYS GLY PHE GLU GLU GLY ALA ALA GLN MET SER SEQRES 6 F 105 LEU GLY GLN ARG ALA LYS LEU THR CYS THR PRO ASP VAL SEQRES 7 F 105 ALA TYR GLY ALA THR GLY HIS PRO GLY VAL ILE PRO PRO SEQRES 8 F 105 ASN ALA THR LEU ILE PHE ASP VAL GLU LEU LEU ASN LEU SEQRES 9 F 105 GLU ATOM 1 CA GLU F 3 325.053 232.236 249.386 1.00100.00 ATOM 2 CA ILE F 4 327.603 232.465 246.602 1.00100.00 ATOM 3 CA GLU F 5 329.531 229.314 245.733 1.00100.00 ATOM 4 CA THR F 6 332.223 230.087 243.168 1.00100.00 ATOM 5 CA ILE F 7 332.495 227.573 240.361 1.00100.00 ATOM 6 CA SER F 8 335.089 229.604 238.454 1.00100.00 ATOM 7 CA PRO F 9 336.803 232.890 239.481 1.00100.00 ATOM 8 CA GLY F 10 336.184 236.204 237.726 1.00100.00 ATOM 9 CA ASP F 11 338.749 238.987 237.563 1.00100.00 ATOM 10 CA GLY F 12 337.931 239.786 241.201 1.00100.00 ATOM 11 CA ARG F 13 338.292 243.416 240.204 1.00100.00 ATOM 12 CA THR F 14 335.252 244.419 238.096 1.00100.00 ATOM 13 CA PHE F 15 331.911 244.410 239.933 1.00100.00 ATOM 14 CA PRO F 16 328.455 245.632 238.733 1.00100.00 ATOM 15 CA LYS F 17 327.541 249.224 239.763 1.00100.00 ATOM 16 CA LYS F 18 324.306 251.270 239.856 1.00100.00 ATOM 17 CA GLY F 19 323.049 252.123 236.391 1.00100.00 ATOM 18 CA GLN F 20 324.968 249.320 234.718 1.00100.00 ATOM 19 CA THR F 21 323.350 246.463 232.830 1.00100.00 ATOM 20 CA CYS F 22 324.681 243.035 233.788 1.00100.00 ATOM 21 CA VAL F 23 325.055 240.614 230.916 1.00100.00 ATOM 22 CA VAL F 24 324.550 237.142 232.281 1.00100.00 ATOM 23 CA HIS F 25 324.095 233.445 231.502 1.00100.00 ATOM 24 CA TYR F 26 321.967 231.728 234.134 1.00100.00 ATOM 25 CA THR F 27 320.040 228.563 234.964 1.00100.00 ATOM 26 CA GLY F 28 317.451 228.605 237.738 1.00100.00 ATOM 27 CA MET F 29 316.381 225.643 239.853 1.00100.00 ATOM 28 CA LEU F 30 313.968 224.994 242.716 1.00100.00 ATOM 29 CA GLN F 31 315.480 223.621 245.884 1.00100.00 ATOM 30 CA ASN F 32 315.702 219.900 245.352 1.00100.00 ATOM 31 CA GLY F 33 315.230 219.144 241.711 1.00100.00 ATOM 32 CA LYS F 34 314.153 220.592 238.499 1.00100.00 ATOM 33 CA LYS F 35 314.790 223.750 236.524 1.00100.00 ATOM 34 CA PHE F 36 312.333 226.623 236.084 1.00100.00 ATOM 35 CA ASP F 37 314.227 228.907 233.682 1.00100.00 ATOM 36 CA SER F 38 317.502 229.158 231.729 1.00100.00 ATOM 37 CA SER F 39 319.057 231.792 229.485 1.00100.00 ATOM 38 CA ARG F 40 321.297 229.005 228.254 1.00100.00 ATOM 39 CA ASP F 41 318.426 226.967 226.818 1.00100.00 ATOM 40 CA ARG F 42 317.248 229.966 224.800 1.00100.00 ATOM 41 CA ASN F 43 320.792 230.526 223.494 1.00100.00 ATOM 42 CA LYS F 44 320.571 234.196 224.445 1.00100.00 ATOM 43 CA PRO F 45 322.102 235.973 227.458 1.00100.00 ATOM 44 CA PHE F 46 319.896 237.740 229.974 1.00100.00 ATOM 45 CA LYS F 47 320.468 241.449 230.559 1.00100.00 ATOM 46 CA PHE F 48 319.132 243.415 233.508 1.00100.00 ATOM 47 CA ARG F 49 319.856 246.865 234.958 1.00100.00 ATOM 48 CA ILE F 50 321.352 247.130 238.459 1.00100.00 ATOM 49 CA GLY F 51 319.011 249.286 240.551 1.00100.00 ATOM 50 CA LYS F 52 315.853 248.919 238.462 1.00100.00 ATOM 51 CA GLN F 53 314.143 246.128 240.380 1.00100.00 ATOM 52 CA GLU F 54 313.995 243.949 237.225 1.00100.00 ATOM 53 CA VAL F 55 314.989 240.713 238.894 1.00100.00 ATOM 54 CA ILE F 56 314.393 239.275 242.352 1.00100.00 ATOM 55 CA LYS F 57 316.507 240.948 245.011 1.00100.00 ATOM 56 CA GLY F 58 318.555 237.843 245.824 1.00100.00 ATOM 57 CA PHE F 59 319.648 237.428 242.217 1.00100.00 ATOM 58 CA GLU F 60 320.702 241.050 241.779 1.00100.00 ATOM 59 CA GLU F 61 322.597 241.325 245.052 1.00100.00 ATOM 60 CA GLY F 62 324.310 238.015 244.361 1.00100.00 ATOM 61 CA ALA F 63 325.216 239.257 240.901 1.00100.00 ATOM 62 CA ALA F 64 326.552 242.512 242.364 1.00100.00 ATOM 63 CA GLN F 65 328.969 240.540 244.539 1.00100.00 ATOM 64 CA MET F 66 330.385 238.703 241.535 1.00100.00 ATOM 65 CA SER F 67 333.193 239.993 239.360 1.00100.00 ATOM 66 CA LEU F 68 333.352 239.928 235.578 1.00100.00 ATOM 67 CA GLY F 69 333.857 236.404 234.288 1.00100.00 ATOM 68 CA GLN F 70 332.957 234.741 237.565 1.00100.00 ATOM 69 CA ARG F 71 330.603 231.794 237.476 1.00100.00 ATOM 70 CA ALA F 72 328.817 230.889 240.676 1.00100.00 ATOM 71 CA LYS F 73 325.917 229.157 242.357 1.00100.00 ATOM 72 CA LEU F 74 323.585 231.621 244.112 1.00100.00 ATOM 73 CA THR F 75 321.125 230.331 246.696 1.00100.00 ATOM 74 CA CYS F 76 318.132 232.590 247.254 1.00100.00 ATOM 75 CA THR F 77 315.826 231.990 250.197 1.00100.00 ATOM 76 CA PRO F 78 312.155 232.956 249.717 1.00100.00 ATOM 77 CA ASP F 79 312.600 236.290 251.505 1.00100.00 ATOM 78 CA VAL F 80 314.981 237.551 248.795 1.00100.00 ATOM 79 CA ALA F 81 313.126 235.712 246.029 1.00100.00 ATOM 80 CA TYR F 82 309.382 235.357 245.415 1.00100.00 ATOM 81 CA GLY F 83 308.347 234.871 249.076 1.00100.00 ATOM 82 CA ALA F 84 305.070 233.371 250.262 1.00100.00 ATOM 83 CA THR F 85 303.424 235.450 247.548 1.00100.00 ATOM 84 CA GLY F 86 305.215 233.180 245.047 1.00100.00 ATOM 85 CA HIS F 87 305.508 233.742 241.310 1.00100.00 ATOM 86 CA PRO F 88 302.258 232.118 240.114 1.00100.00 ATOM 87 CA GLY F 89 302.870 229.884 237.101 1.00100.00 ATOM 88 CA VAL F 90 306.603 229.827 237.752 1.00100.00 ATOM 89 CA ILE F 91 307.618 229.562 241.423 1.00100.00 ATOM 90 CA PRO F 92 305.860 227.720 244.285 1.00100.00 ATOM 91 CA PRO F 93 305.303 229.712 247.502 1.00100.00 ATOM 92 CA ASN F 94 308.162 229.814 250.058 1.00100.00 ATOM 93 CA ALA F 95 310.557 228.410 247.450 1.00100.00 ATOM 94 CA THR F 96 314.340 228.510 247.724 1.00100.00 ATOM 95 CA LEU F 97 316.082 229.018 244.388 1.00100.00 ATOM 96 CA ILE F 98 319.501 227.962 243.115 1.00100.00 ATOM 97 CA PHE F 99 321.064 229.919 240.270 1.00100.00 ATOM 98 CA ASP F 100 324.101 228.905 238.270 1.00100.00 ATOM 99 CA VAL F 101 325.127 232.379 237.061 1.00100.00 ATOM 100 CA GLU F 102 328.017 233.507 234.863 1.00100.00 ATOM 101 CA LEU F 103 328.737 237.228 234.596 1.00100.00 ATOM 102 CA LEU F 104 329.535 237.928 230.956 1.00100.00 ATOM 103 CA ASN F 105 329.669 241.693 230.649 1.00100.00 ATOM 104 CA LEU F 106 328.580 245.089 231.995 1.00100.00 ATOM 105 CA GLU F 107 327.028 247.531 229.472 1.00100.00 TER