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For a curved extension parallel-transport this initial frame; do not reset roll.", "This seed is repeated GC, matching existing modeled outer tract; sequence variation needs a common paired-backbone alignment.", "Cropped 5-prime seed has no P atom; use this for displayed C4 rails and rings, not complete atomistic phosphate chemistry." ] }, "distal": { "rise": 0.37992021817437766, "twist": 0.6301538589001066, "twistDegrees": 36.105156558858496, "axisOriginGltf": [ 6.4162477111612635, -4.278654772676178, -6.647032332180292 ], "frameQuaternionOrder": "x,y,z,w (Three.js)", "frameQuaternion": [ 0.11381347870249064, 0.3333577773323831, -0.3466627320081291, 0.8693353982176908 ], "frameMatrixColumns": [ [ 0.5373950850573467, -0.5268511517735814, -0.6585092151451318 ], [ 0.6786135849364967, 0.7337428846045956, -0.033241263991662225 ], [ 0.5006896492797143, -0.4290096073131437, 0.751838168715302 ] ], "outwardAxisGltf": [ 0.5373950850573467, -0.5268511517735814, -0.6585092151451318 ], 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0.002826247734870588 ], "C5": [ 0.04941310788655956, -0.5266840113333109, 0.4373803152719614 ], "C4": [ 0.0446236504485428, -0.3549592214123437, 0.4142098197801727 ] } } ], "hydrogenBonds": [ { "atomNames": [ "O6", "N4" ], "points": [ [ -0.02416086941342238, 0.07661203183050405, 0.46072454053047446 ], [ 0.050347346932059445, -0.256428153345219, 0.5385376596437625 ] ], "distanceAngstrom": 2.8691114725113134 }, { "atomNames": [ "N1", "N3" ], "points": [ [ -0.003998581726128159, 0.05767280966255756, 0.1901437404070398 ], [ 0.03547494835815482, -0.2845844205854132, 0.27025587920837946 ] ], "distanceAngstrom": 2.8993244217871847 }, { "atomNames": [ "N2", "O2" ], "points": [ [ 0.023674121739770154, 0.0192252638733583, -0.08223940240650224 ], [ 0.026448427415884823, -0.3115523306423086, 0.002826247734870588 ] ], "distanceAngstrom": 2.7996054766726415 } ] }, "existingBackboneAnchorsGltf": { "D": [ 6.830716139352389, -3.455987674442973, -7.139538484539492 ], "C": [ 5.492833253271588, -4.641013767938446, -6.947678769200088 ] }, "validation": { "lastTwoStepsAllHeavyRmsdAngstrom": 0.06262383929353922, "firstRepeatedPairO3PJoinsAngstrom": { "D": null, "C": 1.6192076868188177 }, "firstRepeatedPairC4SpacingAngstrom": { "D": 6.125701067199927, "C": 6.093272877901702 }, "n0AnchorErrorSceneUnits": 0.0 }, "instructions": [ "n=0 is the already-exported terminal pair: do not render a duplicate base pair.", "For n>=1, world=axisOriginGltf+frame*(Rx(n*twist)*(pLocal-helixAxisOffset)+[n*rise,0,0]).", "Start extension backbone tube at n=0 existing C4 anchors; first new nucleotide is n=1.", "Keep strand mapping base0=D (target), base1=C (non-target).", "Both strands and bases share each rigid pair frame. For a curved extension parallel-transport this initial frame; do not reset roll.", "This seed is repeated GC, matching existing modeled outer tract; sequence variation needs a common paired-backbone alignment.", "Cropped 5-prime seed has no P atom; use this for displayed C4 rails and rings, not complete atomistic phosphate chemistry." ] } } }