Talk:Alpha helix

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List of figures: Alpha_helix

--Karsten Theis 15:21, 3 September 2020 (UTC)

Initial view

script: https://proteopedia.org/wiki/scripts/77/778341/Ballstick/1.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: https://proteopedia.org/cgi-bin/getfrozenstructure?abb78d56d3e07a4e0290a8783dcb8b58


alpha helix

script: https://proteopedia.org/wiki/scripts/77/778341/Ballstick/2.spt Available on this page: Alpha_helix

coords: same as Initial view


right-handed helix

script: https://proteopedia.org/wiki/scripts/77/778341/Ribbon/1.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: same as Initial view


hydrogen bonds

script: https://proteopedia.org/wiki/scripts/77/778341/Hbonds/2.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: same as Initial view


3.6 residues per turn

script: https://proteopedia.org/wiki/scripts/77/778341/Wheel/1.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: same as Initial view


kink in a helix

script: https://proteopedia.org/wiki/scripts/77/778341/Proline/4.spt Available on this page: Alpha_helix

coords: https://proteopedia.org/cgi-bin/getfrozenstructure?edfb4ce39cfe73bccb63eb7f6261b144


proline

script: https://proteopedia.org/wiki/scripts/77/778341/Proline/5.spt Available on this page: Alpha_helix

coords: same as kink in a helix


the helix in crambin

script: https://proteopedia.org/wiki/scripts/77/778341/Proline_cap/1.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: https://proteopedia.org/cgi-bin/getfrozenstructure?9366550c976e80068b9dc9648aff81c5


C-terminal end

script: https://proteopedia.org/wiki/scripts/77/778341/Proline_cap_detail/2.spt Available on this page: User:Karsten_Theis/alpha_helix

coords: same as the helix in crambin

Jmol commands: buttons etc

side chains

 select 6-14:A and sidechain; spacefill 20%; wireframe 0.3; delay 0.8; select 4-16:A and backbone or 4-16:A.CB; restrict selected;\n  

ON

 stereo 5\n  

OFF

 stereo off\n  

carbonyl oxygen

 select 6-10:A.O; spacefill 30%; delay 0.4; spacefill 20%; delay 0.4; spacefill 30%; delay 0.4; spacefill 20%l delay 0.4;\n  

amino group

 select 10-14:A.N; spacefill 30%; delay 0.4; spacefill 20%; delay 0.4; spacefill 30%; delay 0.4; spacefill 20%l delay 0.4;\n  

increase the sphere radii

 select visible; spacefill 30%; delay 0.2; spacefill 40%; delay 0.2; spacefill 50%; delay 0.2; spacefill 60%; delay 0.2; spacefill 70%; delay 0.2; spacefill 80%; delay 0.2; spacefill 90%; delay 0.2; spacefill 100%; delay 1.8; spacefill 20%;\n  

phi and psi

 select 9-12:A; draw rama; restrict selected; restrict backbone; hbonds off\n  

show helical axes with rockets

 select 58-61:A; structure turn; select 50-58:A; rockets on; select 60-69:A; rockets on;\n  

Summary

Total of green links: 9

Total of Jmol buttons etc: 8

coordinates used

3D scenes

Proteopedia Page Contributors and Editors (what is this?)

Karsten Theis

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