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nufang19a

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[½»Á÷] ¡¾ÇóÖú¡¿²úÉúpsfÎļþʱ³öÏÖµÄMissing atoms for conformation definition ÒÑÓÐ2È˲ÎÓë

ÔÚ²úÉúpsfÎļþʱ£¬½áÊøºó¡£shell³öÏÖÁËÕâÑùµÄÐÅÏ¢£º


ÕâÊÇʲôԭÒò£¿£¿ÊÇԭʼpdbÎļþµÄÔ­ÒòÂ𣿣¿
ÕâÊÇÎÒ²úÉúpsfµÄ½Å±¾£º
½øÐÐpsfÉú³ÉǰµÄÎļþ×¼±¸(prepfiles.tcl)£º
mol load pdb 1J4N-ALL.pdb
foreach S {A B C D} {
set seg [atomselect top "segname $S and chain A"]
$seg writepdb seg$S.pdb
$seg delete
}
foreach S {A B C D} {
set wat [atomselect top "segname $S and resname HOH and within 100 of chain A"]
$wat writepdb crystwat$S.pdb
$wat delete
}
exit
²úÉúpsfÎļþ£¨build.psf£©:
package require psfgen
topology ../top_all27_prot_lipid.rtf
pdbalias residues HIS HSE
pdbalias atom ILE CD1 CD
pdbalias atom HOH O OH2
pdbalias resid HOH TIP3
foreach S {A B C D} {
segment $S {
pdb seg$S.pdb
}
coordpdb seg$S.pdb $S
regenerate angles dihedrals
segment WC$S {
auto none
pdb crystwat$S.pdb
}
coordpdb crystwat$S.pdb WC$S
}
guesscoord
writepdb aqp0.pdb
writepdb aqp0.psf
exit
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nufang19a

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2Â¥2011-04-16 16:32:00
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nufang19a

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¡ï ¡ï ¡ï ¡ï ¡ï
Óù½£½­ºþ(½ð±Ò+5): лл 2011-04-18 10:12:08
ÕÒµ½Ô­ÒòÁË£¬Ò²¾ÍÊÇÎÒÔÚÔËÐÐprepfiles.tclÕâÒ»²½ºó£¬²úÉúµÄsegA.pdb segB.pdb segC.pdb segD.pdb£¬ÔÚÕâЩÎļþµÄͨµÀÀﻹÊǺ¬ÓÐË®·Ö×Ó£¨ÕâÒ»²½°´Õս̵̳ÄÀí½â,Ó¦¸ÃÊǵ°°×ºÍË®·Ö×ÓÒª·Ö±ðÔÚ²»Í¬µÄpdbÎļþÀ£¬¶ø²úÉúµÄcrystwatA.pdb crystwatB.pdb crystwatC.pdb crystwatD.pdbÊÇÕý³£µÄ£¬Ò²¾ÍÊÇÖ»º¬ÓÐͨµÀÀïµÄË®·Ö×Ó ¡£
ÕâÊǵ½prefiles.tclÕâÒ»²½µÄ²Ù×÷Á÷³Ì£¬´ó¼Ò¿´¿´ÎÒÄÄÒ»²½ÐèÒªÐ޸ģº
1. ͨ¹ývmdÏÈÕÒµ½Í¨µÀÖеÄË®·Ö×Ó£¬»ñÈ¡ËüÃǵıàºÅ

2. È»ºóÉú³ÉÕâЩˮ·Ö×ÓµÄpdbÎļþ£¨Àý×Ó£©£º

mol load pdb 1J4N.pdb

set model [atomselect top "water and (resid 301 or resid 302 or resid 303 or resid 304)"]

$model writepdb wat.pdb

exit

3. Éú³Éµ°°×µÄpdbÎļþ£º

mol load pdb 1J4N.pdb

set model [atomselect top protein]

$model writepdb 1j4n.pdb

exit

4. ºÏ²¢wat.pdb Óë1j4n.pdb

ÕâÒ»²½²»ÓÃд½Å±¾£¬Ö±½Ó°Ñwat.pdbµÄÄÚÈÝ£¨¼´È¥Í·È¥Î²£©¿½±´µ½1j4n.pdbµÄENDǰ¼´¿É¡£

5. over¡£

¹¹½¨ËľÛÌå(buildtetra.tcl):

mol load pdb 1j4n.pdb
set all [atomselect top all]
$all set segname A
$all writepdb 1J4N-A.pdb
$all delete

set sel [atomselect top all]
$sel set segname B
$sel move {{-1.0 0.0 0.0 93.331} {0.0 -1.0 0.0 93.331} {0.0 0.0 1.0 0.0} {0.0 0.0 0.0 1.0}}
$sel writepdb 1J4N-B.pdb
$sel delete

mol delete top
mol load pdb 1j4n.pdb
set sel [atomselect top all]
$sel set segname C
$sel move {{0.0 -1.0 0.0 93.331} {1.0 0.0 0.0 0.0} {0.0 0.0 1.0 0.0} {0.0 0.0 0.0 1.0}}
$sel writepdb 1J4N-C.pdb
$sel delete

mol delete top
mol load pdb 1j4n.pdb
set sel [atomselect top all]
$sel set segname D
$sel move {{0.0 1.0 0.0 0.0} {-1.0 0.0 0.0 93.331} {0.0 0.0 1.0 0.0} {0.0 0.0 0.0 1.0}}
$sel writepdb 1J4N-D.pdb
$sel delete

cat 1J4N-A.pdb 1J4N-B.pdb 1J4N-C.pdb 1J4N-D.pdb > 1J4N-ALL.pdb
È»ºó´ò¿ª1J4N-ALL.pdb,ËÑË÷END,°ÑÖмäµÄÈý¸öEND¼°ÏàÓ¦µÄÔÓÏîÈ¥µô£¬±£´æÎª1J4N-ALL.pdb¡£´Ëʱ¾ÍÉú³ÉÁËËľÛÌåpdbÎļþ¡£


½øÐÐpsfÉú³ÉǰµÄÎļþ×¼±¸(prepfiles.tcl)£º
mol load pdb 1J4N-ALL.pdb
foreach S {A B C D} {
set seg [atomselect top "segname $S and chain A"]
$seg writepdb seg$S.pdb
$seg delete
}

foreach S {A B C D} {
set wat [atomselect top "segname $S and resname HOH and within 100 of chain A"]
$wat writepdb crystwat$S.pdb
$wat delete
}
exit
3Â¥2011-04-18 09:58:21
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nufang19a

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¡ï
Óù½£½­ºþ(½ð±Ò+1): лл 2011-04-18 10:12:16
Ó¦¸ÃÊÇÕâÒ»¾äÐèÒªÐ޸İÉ
set seg [atomselect top "segname $S and chain A"]
4Â¥2011-04-18 10:01:51
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nufang19a

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Óù½£½­ºþ: лл 2011-04-18 11:14:49
Ó¦¸ÃÊÇÕâÒ»¾äÐèÒªÐ޸İÉ
set seg [atomselect top "segname $S and chain A"]
5Â¥2011-04-18 10:19:14
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nufang19a

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Óù½£½­ºþ: лл 2011-04-18 11:15:01
¸Ä³ÉÁË£º
set seg [atomselect top "segname $S and chain A and protein"]
ÎÒÊÔÁËһϣ¬ÕâÑù¾Í²»»á³öÏÖÕâÑùµÄÎÊÌâÁË
6Â¥2011-04-18 10:19:25
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nufang19a

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¡ï ¡ï
zh1987hs(½ð±Ò+2): лл 2011-04-18 18:33:22
ÔÚ²úÉúpsfÎļþʱʹÓõĽű¾ÊÇ£º
²úÉúpsfÎļþ£¨build.psf£©:
package require psfgen
topology ../top_all27_prot_lipid.rtf
pdbalias residues HIS HSE
pdbalias atom ILE CD1 CD
pdbalias atom HOH O OH2
pdbalias resid HOH TIP3
foreach S {A B C D} {
segment $S {
pdb seg$S.pdb
}
coordpdb seg$S.pdb $S
regenerate angles dihedrals
segment WC$S {
auto none
pdb crystwat$S.pdb
}
coordpdb crystwat$S.pdb WC$S
}
guesscoord
writepdb aqp0.pdb
writepdb aqp0.psf
exit
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7Â¥2011-04-18 10:20:00
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nufang19a

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¡ï
Óù½£½­ºþ(½ð±Ò+1): лл 2011-04-18 11:14:27
È·¶¨ÁË£¬Ã»ÎÊÌâ¡£ÒòΪÔÚpdbÀÊÇûÓÐHµÄ£¬¶øÎÒʹÓÃÁËguess£¬ËùÒÔ³öÏÖÕâÖÖÇé¿ö
8Â¥2011-04-18 10:30:50
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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
Ëͺ컨һ¶ä
ÒýÓûØÌû:
7Â¥: Originally posted by nufang19a at 2011-04-18 10:20:00
ÔÚ²úÉúpsfÎļþʱʹÓõĽű¾ÊÇ£º
²úÉúpsfÎļþ£¨build.psf£©:
package require psfgen
topology ../top_all27_prot_lipid.rtf
pdbalias residues HIS HSE
pdbalias atom ILE CD1 CD
pdbalias atom HOH O OH2
p ...

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