HEADER OXYGEN BINDING 27-DEC-09 3L6W TITLE Structure of the collar functional unit (KLH1-H) of keyhole limpet TITLE 2 hemocyanin COMPND MOL_ID: 1; COMPND 2 MOLECULE: Hemocyanin 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: collar ; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.00 ANGSTORMS DBREF 3L6W A 2916 3406 UNP Q53IP9 Q53IP9_MEGC 2916 3406 SEQRES 1 A 99 GLU LEU GLU GLU VAL LEU ARG SER LEU ARG LEU LYS SER SEQRES 2 A 99 ARG VAL PHE ALA GLY PHE VAL LEU SER GLY ILE ARG THR SEQRES 3 A 99 THR ALA VAL VAL LYS VAL TYR ILE LYS SER GLY THR ASP SEQRES 4 A 99 SER ASP ASP GLU TYR ALA GLY SER PHE VAL ILE LEU GLY SEQRES 5 A 99 GLY ALA LYS GLU MET PRO TRP ALA TYR GLU ARG LEU TYR SEQRES 6 A 99 ARG PHE ASP ILE THR GLU THR VAL HIS ASN LEU ASN LEU SEQRES 7 A 99 THR ASP ASP HIS VAL LYS PHE ARG PHE ASP LEU LYS LYS SEQRES 8 A 99 TYR ASP HIS THR GLU LEU ASP ALA ATOM 1 CA GLU A3196 -45.662 25.963 42.939 1.00 0.00 ATOM 2 CA LEU A3197 -42.298 27.741 42.846 1.00 0.00 ATOM 3 CA GLU A3198 -41.186 25.476 45.697 1.00 0.00 ATOM 4 CA GLU A3199 -42.165 22.534 43.496 1.00 0.00 ATOM 5 CA VAL A3200 -39.902 24.030 40.793 1.00 0.00 ATOM 6 CA LEU A3201 -36.833 23.946 43.084 1.00 0.00 ATOM 7 CA ARG A3202 -37.608 20.209 43.295 1.00 0.00 ATOM 8 CA SER A3203 -37.482 19.897 39.485 1.00 0.00 ATOM 9 CA LEU A3204 -33.803 21.151 39.427 1.00 0.00 ATOM 10 CA ARG A3205 -33.005 19.051 42.426 1.00 0.00 ATOM 11 CA LEU A3206 -33.954 15.842 40.441 1.00 0.00 ATOM 12 CA LYS A3207 -31.340 16.093 37.729 1.00 0.00 ATOM 13 CA SER A3208 -27.578 15.975 38.558 1.00 0.00 ATOM 14 CA ARG A3209 -25.783 19.374 38.394 1.00 0.00 ATOM 15 CA VAL A3210 -22.031 20.168 38.296 1.00 0.00 ATOM 16 CA PHE A3211 -21.109 23.579 39.572 1.00 0.00 ATOM 17 CA ALA A3212 -17.983 25.502 38.951 1.00 0.00 ATOM 18 CA GLY A3213 -17.460 27.183 42.307 1.00 0.00 ATOM 19 CA PHE A3214 -15.641 30.287 43.423 1.00 0.00 ATOM 20 CA VAL A3215 -13.797 31.627 46.363 1.00 0.00 ATOM 21 CA LEU A3216 -14.312 35.383 45.641 1.00 0.00 ATOM 22 CA SER A3217 -12.181 38.319 46.828 1.00 0.00 ATOM 23 CA GLY A3218 -12.585 41.989 46.345 1.00 0.00 ATOM 24 CA ILE A3219 -11.079 43.516 43.246 1.00 0.00 ATOM 25 CA ARG A3220 -12.246 47.004 44.263 1.00 0.00 ATOM 26 CA THR A3221 -14.019 47.993 40.965 1.00 0.00 ATOM 27 CA THR A3222 -17.089 46.428 39.384 1.00 0.00 ATOM 28 CA ALA A3223 -16.071 44.249 36.503 1.00 0.00 ATOM 29 CA VAL A3224 -17.407 41.310 34.551 1.00 0.00 ATOM 30 CA VAL A3225 -15.991 37.847 34.611 1.00 0.00 ATOM 31 CA LYS A3226 -16.382 35.887 31.443 1.00 0.00 ATOM 32 CA VAL A3227 -15.799 32.132 31.703 1.00 0.00 ATOM 33 CA TYR A3228 -14.783 29.396 29.256 1.00 0.00 ATOM 34 CA ILE A3229 -14.022 25.674 29.691 1.00 0.00 ATOM 35 CA LYS A3230 -11.141 24.630 27.513 1.00 0.00 ATOM 36 CA SER A3231 -11.641 21.662 25.174 1.00 0.00 ATOM 37 CA GLY A3232 -10.060 18.262 24.748 1.00 0.00 ATOM 38 CA THR A3233 -9.144 18.828 21.004 1.00 0.00 ATOM 39 CA ASP A3234 -6.499 21.449 20.023 1.00 0.00 ATOM 40 CA SER A3235 -7.752 24.199 22.421 1.00 0.00 ATOM 41 CA ASP A3236 -11.426 24.823 21.509 1.00 0.00 ATOM 42 CA ASP A3237 -13.211 27.048 24.004 1.00 0.00 ATOM 43 CA GLU A3238 -16.857 27.254 25.042 1.00 0.00 ATOM 44 CA TYR A3239 -19.040 30.114 26.471 1.00 0.00 ATOM 45 CA ALA A3240 -20.074 29.247 29.961 1.00 0.00 ATOM 46 CA GLY A3241 -22.172 32.371 30.236 1.00 0.00 ATOM 47 CA SER A3242 -21.112 35.073 32.645 1.00 0.00 ATOM 48 CA PHE A3243 -21.469 36.787 36.005 1.00 0.00 ATOM 49 CA VAL A3244 -20.360 40.024 37.553 1.00 0.00 ATOM 50 CA ILE A3245 -18.531 41.019 40.734 1.00 0.00 ATOM 51 CA LEU A3246 -19.630 44.279 42.022 1.00 0.00 ATOM 52 CA GLY A3247 -17.156 46.752 43.465 1.00 0.00 ATOM 53 CA GLY A3248 -15.458 50.169 43.258 1.00 0.00 ATOM 54 CA ALA A3249 -12.077 51.866 43.578 1.00 0.00 ATOM 55 CA LYS A3250 -11.385 52.648 47.296 1.00 0.00 ATOM 56 CA GLU A3251 -14.209 50.307 48.401 1.00 0.00 ATOM 57 CA MET A3252 -13.809 48.726 51.788 1.00 0.00 ATOM 58 CA PRO A3253 -12.090 45.277 51.309 1.00 0.00 ATOM 59 CA TRP A3254 -14.192 42.162 51.088 1.00 0.00 ATOM 60 CA ALA A3255 -13.785 38.490 50.227 1.00 0.00 ATOM 61 CA TYR A3256 -16.603 36.047 50.268 1.00 0.00 ATOM 62 CA GLU A3257 -16.192 33.796 53.174 1.00 0.00 ATOM 63 CA ARG A3258 -18.059 30.987 51.344 1.00 0.00 ATOM 64 CA LEU A3259 -18.308 29.409 47.912 1.00 0.00 ATOM 65 CA TYR A3260 -20.062 31.066 44.917 1.00 0.00 ATOM 66 CA ARG A3261 -22.097 28.240 43.512 1.00 0.00 ATOM 67 CA PHE A3262 -22.456 28.708 39.740 1.00 0.00 ATOM 68 CA ASP A3263 -23.706 26.160 37.189 1.00 0.00 ATOM 69 CA ILE A3264 -21.490 24.589 34.500 1.00 0.00 ATOM 70 CA THR A3265 -23.623 21.393 34.274 1.00 0.00 ATOM 71 CA GLU A3266 -24.250 20.565 30.620 1.00 0.00 ATOM 72 CA THR A3267 -21.547 22.888 29.328 1.00 0.00 ATOM 73 CA VAL A3268 -19.172 20.374 30.934 1.00 0.00 ATOM 74 CA HIS A3269 -21.088 17.296 29.865 1.00 0.00 ATOM 75 CA ASN A3270 -20.933 18.319 26.145 1.00 0.00 ATOM 76 CA LEU A3271 -17.129 18.466 26.402 1.00 0.00 ATOM 77 CA ASN A3272 -17.442 14.971 28.017 1.00 0.00 ATOM 78 CA LEU A3273 -15.046 15.210 31.000 1.00 0.00 ATOM 79 CA THR A3274 -15.599 14.532 34.763 1.00 0.00 ATOM 80 CA ASP A3275 -14.978 16.275 38.084 1.00 0.00 ATOM 81 CA ASP A3276 -12.125 13.745 38.671 1.00 0.00 ATOM 82 CA HIS A3277 -11.138 14.144 35.054 1.00 0.00 ATOM 83 CA VAL A3278 -8.719 16.898 34.790 1.00 0.00 ATOM 84 CA LYS A3279 -11.385 19.340 33.709 1.00 0.00 ATOM 85 CA PHE A3280 -10.016 22.928 33.311 1.00 0.00 ATOM 86 CA ARG A3281 -10.964 26.466 32.710 1.00 0.00 ATOM 87 CA PHE A3282 -9.393 29.936 32.122 1.00 0.00 ATOM 88 CA ASP A3283 -10.865 33.397 32.111 1.00 0.00 ATOM 89 CA LEU A3284 -10.772 36.717 30.144 1.00 0.00 ATOM 90 CA LYS A3285 -12.205 39.460 32.335 1.00 0.00 ATOM 91 CA LYS A3286 -13.169 43.131 31.808 1.00 0.00 ATOM 92 CA TYR A3287 -13.861 46.322 33.775 1.00 0.00 ATOM 93 CA ASP A3288 -16.662 48.458 32.379 1.00 0.00 ATOM 94 CA HIS A3289 -14.529 48.772 29.284 1.00 0.00 ATOM 95 CA THR A3290 -10.899 47.599 29.283 1.00 0.00 ATOM 96 CA GLU A3291 -8.721 44.506 29.741 1.00 0.00 ATOM 97 CA LEU A3292 -8.191 42.454 32.863 1.00 0.00 ATOM 98 CA ASP A3293 -6.023 40.960 35.595 1.00 0.00 ATOM 99 CA ALA A3294 -6.581 37.314 34.639 1.00 0.00 TER