LOCAL HELIX PARAMETERS CALCULATED FOR CA ATOMS (I - (I+3)) TWIST N HEIGHT HELICES TAKEN FROM : example.inp coiled.coil HELIX H2 ALA 1 ALA 28 1 4 100.270 3.590 1.528 2 5 100.016 3.599 1.491 3 6 99.850 3.605 1.479 4 7 100.202 3.593 1.521 5 8 100.169 3.594 1.515 6 9 99.823 3.606 1.475 7 10 100.032 3.599 1.499 8 11 100.276 3.590 1.528 9 12 99.997 3.600 1.491 10 13 99.866 3.605 1.479 11 14 100.208 3.593 1.521 12 15 100.158 3.594 1.515 13 16 99.832 3.606 1.475 14 17 100.046 3.598 1.499 15 18 100.265 3.590 1.528 16 19 99.987 3.600 1.491 17 20 99.863 3.605 1.479 18 21 100.196 3.593 1.521 19 22 100.183 3.593 1.515 20 23 99.823 3.606 1.475 21 24 100.017 3.599 1.499 22 25 100.301 3.589 1.528 23 26 99.986 3.601 1.491 24 27 99.848 3.605 1.479 25 28 100.210 3.592 1.521 AVERAGE TWIST (DEG.) 100.06 S.D. .17 ADV .15 AVERAGE N 3.60 S.D. .01 ADV .01 AVERAGE UNIT HEIGHT (ANG.) 1.50 S.D. .02 ADV .02 pdb2zta.ent HELIX H3 ARG A 1 VAL A 30 1 4 96.157 3.744 1.655 2 5 97.414 3.696 1.471 3 6 98.621 3.650 1.459 4 7 99.375 3.623 1.546 5 8 98.624 3.650 1.486 6 9 102.284 3.520 1.584 7 10 99.844 3.606 1.504 8 11 100.336 3.588 1.463 9 12 95.757 3.760 1.519 10 13 97.180 3.704 1.480 11 14 99.140 3.631 1.519 12 15 99.569 3.616 1.504 13 16 99.734 3.610 1.394 14 17 99.644 3.613 1.596 15 18 99.073 3.634 1.473 16 19 103.712 3.471 1.562 17 20 97.756 3.683 1.412 18 21 98.573 3.652 1.550 19 22 103.979 3.462 1.552 20 23 98.112 3.669 1.486 21 24 101.229 3.556 1.642 22 25 98.680 3.648 1.475 23 26 97.653 3.687 1.463 24 27 99.554 3.616 1.367 25 28 102.695 3.506 1.591 26 29 102.835 3.501 1.484 27 30 103.355 3.483 1.567 AVERAGE TWIST (DEG.) 99.66 S.D. 2.25 ADV 1.73 AVERAGE N 3.61 S.D. .08 ADV .06 AVERAGE UNIT HEIGHT (ANG.) 1.51 S.D. .07 ADV .06 pdb2zta.ent HELIX H4 ARG B 1 VAL B 30 1 4 91.974 3.914 1.509 2 5 97.618 3.688 1.543 3 6 100.573 3.579 1.520 4 7 102.762 3.503 1.503 5 8 98.179 3.667 1.489 6 9 99.578 3.615 1.565 7 10 101.658 3.541 1.494 8 11 101.561 3.545 1.468 9 12 94.884 3.794 1.492 10 13 98.928 3.639 1.411 11 14 100.508 3.582 1.638 12 15 99.576 3.615 1.406 13 16 97.766 3.682 1.500 14 17 99.948 3.602 1.625 15 18 100.699 3.575 1.488 16 19 98.675 3.648 1.548 17 20 99.998 3.600 1.416 18 21 99.468 3.619 1.585 19 22 99.432 3.621 1.407 20 23 99.657 3.612 1.494 21 24 99.638 3.613 1.495 22 25 98.298 3.662 1.504 23 26 98.472 3.656 1.515 24 27 95.928 3.753 1.476 25 28 97.641 3.687 1.618 26 29 98.815 3.643 1.449 27 30 93.842 3.836 1.372 AVERAGE TWIST (DEG.) 98.74 S.D. 2.38 ADV 1.70 AVERAGE N 3.65 S.D. .09 ADV .06 AVERAGE UNIT HEIGHT (ANG.) 1.50 S.D. .07 ADV .05 pdb1rib.ent HELIX H5 PRO A 102 ILE A 129 1 4 96.196 3.742 1.367 2 5 100.728 3.574 1.641 3 6 96.915 3.715 1.274 4 7 101.276 3.555 1.639 5 8 99.375 3.623 1.493 6 9 98.915 3.639 1.458 7 10 97.987 3.674 1.487 8 11 96.966 3.713 1.501 9 12 99.814 3.607 1.462 10 13 99.901 3.604 1.555 11 14 102.746 3.504 1.617 12 15 102.086 3.526 1.600 13 16 106.001 3.396 1.612 14 17 102.939 3.497 1.490 15 18 99.645 3.613 1.507 16 19 101.292 3.554 1.528 17 20 103.577 3.476 1.550 18 21 100.644 3.577 1.606 19 22 102.360 3.517 1.602 20 23 101.767 3.537 1.415 21 24 102.238 3.521 1.562 22 25 91.632 3.929 1.352 23 26 93.650 3.844 1.557 24 27 98.891 3.640 1.614 25 28 93.716 3.841 1.498 AVERAGE TWIST (DEG.) 99.65 S.D. 3.38 ADV 2.58 AVERAGE N 3.62 S.D. .13 ADV .10 AVERAGE UNIT HEIGHT (ANG.) 1.52 S.D. .09 ADV .07 pdb1bge.ent HELIX H6 ALA B 144 LEU B 169 1 4 99.279 3.626 1.461 2 5 99.099 3.633 1.534 3 6 96.464 3.732 1.446 4 7 96.187 3.743 1.409 5 8 102.103 3.526 1.420 6 9 101.731 3.539 1.635 7 10 93.650 3.844 1.431 8 11 95.143 3.784 1.558 9 12 95.596 3.766 1.499 10 13 96.904 3.715 1.433 11 14 95.444 3.772 1.454 12 15 96.835 3.718 1.467 13 16 99.575 3.615 1.618 14 17 100.525 3.581 1.713 15 18 91.956 3.915 1.258 16 19 102.800 3.502 1.691 17 20 96.864 3.717 1.376 18 21 98.316 3.662 1.598 19 22 96.973 3.712 1.459 20 23 94.345 3.816 1.537 21 24 98.324 3.661 1.587 22 25 103.174 3.489 1.634 23 26 99.157 3.631 1.402 AVERAGE TWIST (DEG.) 97.85 S.D. 2.96 ADV 2.42 AVERAGE N 3.68 S.D. .11 ADV .09 AVERAGE UNIT HEIGHT (ANG.) 1.51 S.D. .11 ADV .09 pdb1lis.ent HELIX H7 THR 44 ASP 74 1 4 102.087 3.526 1.575 2 5 99.943 3.602 1.483 3 6 99.398 3.622 1.482 4 7 102.526 3.511 1.622 5 8 102.563 3.510 1.576 6 9 101.924 3.532 1.509 7 10 101.580 3.544 1.465 8 11 105.316 3.418 1.691 9 12 102.304 3.519 1.577 10 13 94.400 3.814 1.398 11 14 98.160 3.667 1.492 12 15 102.135 3.525 1.632 13 16 99.317 3.625 1.446 14 17 98.061 3.671 1.571 15 18 94.492 3.810 1.475 16 19 93.825 3.837 1.394 17 20 124.540 2.891 2.521 18 21 99.049 3.635 1.569 19 22 97.933 3.676 1.503 20 23 99.035 3.635 1.503 21 24 103.789 3.469 1.630 22 25 101.159 3.559 1.587 23 26 95.774 3.759 1.310 24 27 97.621 3.688 1.600 25 28 97.310 3.700 1.501 26 29 101.972 3.530 1.563 27 30 96.923 3.714 1.349 28 31 93.468 3.852 1.475 AVERAGE TWIST (DEG.) 100.24 S.D. 5.70 ADV 3.50 AVERAGE N 3.60 S.D. .18 ADV .12 AVERAGE UNIT HEIGHT (ANG.) 1.55 S.D. .21 ADV .11