id summary reporter owner description type status priority milestone component version resolution keywords cc blockedby blocking notify_on_close platform project 3012 Tube helices have wrong curve goddard@… Tom Goddard "{{{ The following bug report has been submitted: Platform: Darwin-19.3.0-x86_64-i386-64bit ChimeraX Version: 0.93 (2020-04-02) Description Tube helices (preset cylinders) sometimes are depicted curved when in fact the helix is very straight. An example is 1mkj residues 175-190. Log: UCSF ChimeraX version: 0.93 (2020-04-02) © 2016-2020 Regents of the University of California. All rights reserved. How to cite UCSF ChimeraX > open 1mkj format mmCIF fromDatabase pdb 1mkj title: Human Kinesin Motor Domain With Docked Neck Linker [more info...] Chain information for 1mkj #1 --- Chain | Description A | kinesin heavy chain Non-standard residues in 1mkj #1 --- ADP — adenosine-5'-diphosphate MG — magnesium ion SO4 — sulfate ion > preset cartoons/nucleotides cylinders/stubs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect cartoon style protein modeh tube rad 2 sides 24 thick 0.6 cartoon style nucleic x round width 1.6 thick 1.6 nucleotides stubs > preset cartoons/nucleotides ribbons/slabs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect nucleotides tube/slab shape box > preset cartoons/nucleotides cylinders/stubs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect cartoon style protein modeh tube rad 2 sides 24 thick 0.6 cartoon style nucleic x round width 1.6 thick 1.6 nucleotides stubs > preset cartoons/nucleotides ribbons/slabs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect nucleotides tube/slab shape box > select /A:181 8 atoms, 7 bonds, 1 model selected > select up 123 atoms, 123 bonds, 1 model selected > preset cartoons/nucleotides cylinders/stubs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect cartoon style protein modeh tube rad 2 sides 24 thick 0.6 cartoon style nucleic x round width 1.6 thick 1.6 nucleotides stubs > hide > hide ~sel ribbons > preset cartoons/nucleotides ribbons/slabs Changed 0 atom styles Preset expands to these ChimeraX commands: show nucleic hide protein|solvent|H surf hide style (protein|nucleic|solvent) & @@draw_mode=0 stick cartoon cartoon style modeh def arrows t arrowshelix f arrowscale 2 wid 2 thick 0.4 sides 12 div 20 cartoon style ~(nucleic|strand) x round cartoon style (nucleic|strand) x rect nucleotides tube/slab shape box > hide ~sel ribbons OpenGL version: 4.1 ATI-3.5.5 OpenGL renderer: AMD Radeon Pro Vega 20 OpenGL Engine OpenGL vendor: ATI Technologies Inc. }}} " defect assigned normal Depiction Elaine Meng all ChimeraX