home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
The Datafile PD-CD 5
/
DATAFILE_PDCD5.iso
/
rasmol
/
scipts
/
dna3
/
!DNA3
/
DNA3AA_SCR
< prev
next >
Wrap
Text File
|
1996-04-12
|
2KB
|
109 lines
zap
set hourglass on
load "atp.pdb"
script resetatp.scr
restrict atomno>=22 and atomno <=31
select selected or (atomno>=36 and atomno <=37)
select selected or (atomno>=42 and atomno <=43)
define t_base selected
wireframe 0.4
center selected
script clrleg.scr
echo DNA (deoxyribose nucleic acid) is made up of 4 nucleotides,
echo A, T, G, and C. Each nucleotide includes one purine or
echo pyrimidine base. Here is ADENINE.
echo
echo Carbon=GRAY, Oxygen=RED, Nitrogen=BLUE, Hydrogen=WHITE.
pause
script wave.scr
pause
script cpkdark.scr
script resetatp.scr
select atomno>=1 and atomno <=9
select selected or (atomno>=32 and atomno <=35)
select selected or (atomno>=38 and atomno <=41)
select selected or atomno=22
define drib selected
wireframe 0.4
center selected
echo The base is connected to DEOXYRIBOSE.
script rna2dna.scr
script wave.scr
pause
select t_base or drib
script cpkdark.scr
script rna2dna.scr
echo
echo RNA nucleotides are built with RIBOSE instead of DEOXYRIBOSE.
echo Ribose has one additional oxygen.
pause
script dna2rna.scr
refresh
script delay1.scr
script rna2dna.scr
refresh
script delay1.scr
script dna2rna.scr
refresh
script delay1.scr
script rna2dna.scr
refresh
script delay1.scr
script dna2rna.scr
refresh
script delay1.scr
script dna2rna.scr
refresh
script delay1.scr
script rna2dna.scr
refresh
script delay1.scr
pause
script resetatp.scr
script cpkdark.scr
script rna2dnad.scr
select atomno>=9 and atomno <=11
select selected or (atomno>=20 and atomno <=22)
wireframe 0.4
script clrleg.scr
echo Phosphorylation of a nucleoside makes a nucleotide.
echo Here is DEOXY ADENOSINE MONOPHOSPHATE.
echo This is the modular unit from which DNA is constructed.
echo The phosphates chain together, forming the DNA double helix backbone.
script wave.scr
pause
script resetatp.scr
script cpkdark.scr
select atomno>=11 and atomno <=13
select selected or (atomno>=18 and atomno <=19)
wireframe 0.4
script clrleg.scr
echo Here is deoxy adenosine DIphosphate.
script wave.scr
pause
script resetatp.scr
select all
color cpk
wireframe 0.4
script rna2dna.scr
script clrleg.scr
echo Here is deoxy adenosine TRIphosphate.
echo This is the high-energy form which DNA polymerase can use
echo to replicate DNA.
script wave.scr
pause