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Ÿ ƒRƒhƒ“‚ƈâ“`ˆÃ†•\ Ÿ
¨ ƒgƒsƒbƒNƒXiRNA‚̘b‘è‚ȂǂðŠÜ‚Þj b ‹Œ”Åiƒuƒ‰ƒEƒU‚ÍIE‚Åj b Jmol ƒRƒ“ƒeƒ“ƒcƒŠƒXƒg a Chime”Åi•ªŽq•\ަ’†Sj ©

2006”N‚̃m[ƒxƒ‹¶—ŠwˆãŠwÜ‚ÍRNAŠ±Â‚ÌŒ¤‹†‚É!!
The Nobel Prize in Physiology or Medicine 2006 (Nobel Foundation) b Press Release
¦¡Œã‚Ìî•ñ’ljÁ‚Í2006”Nƒm[ƒxƒ‹¶—ŠwˆãŠwÜFRNAŠ±Â‚Ås‚¢‚Ü‚·!!


ƒRƒhƒ“‰ð–¾‚Ì‚«‚Á‚©‚¯‚ƂȂÁ‚½ŽÀŒ±‚ÉŠÖ˜A‚µ‚Ä

mRNAiUUUUUUUUUUUUjGƒj[ƒŒƒ“ƒo[ƒO‚ÌŽÀŒ±
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
DNA/RNA‘I‘ð@“¯backbone‘I‘ð
‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
CPKF
@
”wŒiE•@ŠD@”’@®

mRNAiCACACACACACAjGƒRƒ‰[ƒi‚ÌŽÀŒ±
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
DNA/RNA‘I‘ð@“¯backbone‘I‘ð
‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
CPKF
@
”wŒiE•@ŠD@”’@®


mRNAiUUUUUUUUUUUUj‚Ҭ‚³‚ê‚éƒ|ƒŠƒyƒvƒ`ƒhi•”•ªj
CPKF@Ž_«E’†«E‰–Šî«@I/O’l‡
”wŒiE•@ŠD@”’@®
‹óŠÔ[“U@‹…–_@‹…60“
¦ŽQlFNature ¡T‚̃nƒCƒ‰ƒCƒgi2010/06j

mRNAiCACACACACACAj‚Ҭ‚³‚ê‚éƒ|ƒŠƒyƒvƒ`ƒhi•”•ªj
CPKF@Ž_«E’†«E‰–Šî«@I/O’l‡
”wŒiE•@ŠD@”’@®
‹óŠÔ[“U@‹…–_@‹…60“
¦ŽQlFNature ¡T‚̃nƒCƒ‰ƒCƒgi2010/06j


Nirenbergiƒj[ƒŒƒ“ƒxƒ‹ƒNj‚ÌŽÀŒ±BmRNAiUUUUUUUUUUUUj‚Ҭ‚³‚ê‚éƒ|ƒŠƒyƒvƒ`ƒhB



PDB_1g59‚ÌChain AEBitRNAGlu‚ÆGluRS‚Ì•¡‡‘Ìj
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®

PDB_1asy‚ÌChain AERitRNAAsp‚ÆAspRS‚Ì•¡‡‘Ìj
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®

PDB_1ml5‚ÌChain BECiP-site tRNAPhe‚ÆA- and P-site mRNA codonsj
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®

PDB_1gix‚ÌChain BECE1iA-site‚¨‚æ‚ÑP-site tRNAPhe‚ÆA- and P-site mRNA codonsj
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®

PDB_1wz2‚ÌChain AEC
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®

PDB_1wz2‚ÌChain AEC
ƒoƒbƒNƒ{[ƒ“@“ñŽŸ\‘¢@DNA/RNAiATGCUCbackbonej
‘S‘I‘ð@ƒ^ƒ“ƒpƒNŽ¿‘I‘ð@ƒŠƒKƒ“ƒh‘I‘ð
DNA/RNA‘I‘ð@“¯backbone‘I‘ð

‹óŠÔ[“U@‹…–_@‹…60“@ƒXƒeƒBƒbƒN@j‹à
ƒAƒ~ƒmF@ChainF@CPKF@a@JmolF@RasmolF

Ž_«E’†«E‰–Šî«‹æ•Ê@‹É«E”ñ‹É«‹æ•Ê
‘a…«ƒCƒ“ƒfƒbƒNƒX‡@I/O’l‡i“Á«Šî Rj@“™“d“_‡
ƒRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«iƒ¿ƒwƒŠƒbƒNƒXEƒÀƒXƒgƒ‰ƒ“ƒhj
…‘fŒ‹‡•\ަ
@
@
”wŒiE•@ŠD@”’@®



}1@ƒZƒ“ƒgƒ‰ƒ‹ƒhƒOƒ}‚ÆRNAƒ[ƒ‹ƒh
¦ˆÈ‰º‚ÉŒfÚ‚Ì}‚ð‰ü•ÏG–öìOŽuCu¶–½‚Í‚¢‚©‚É‘n‚ç‚ꂽ‚©vCTBSƒuƒŠƒ^ƒjƒJ(1991)



}2@tRNA‚ðŠÜ‚ÞPDBƒf[ƒ^—ái1g59‚æ‚èCPDB•”•ªƒf[ƒ^ƒŠƒXƒg‚É‚àŽû˜^jGŠg‘å
Glutamyl-tRNA Synthetase Complexed With tRNA(Glu).
m¶ntRNA‚ÌLŽšŒ^ŽOŽŸ\‘¢‚ÌœŠiCm’†n1g59‚ÌChain BitRNAGlujCm‰En1g59‚ÌChain AEBitRNAGlu‚ÆGluRS‚Ì•¡‡‘Ìj
¦’†E‰E‚Ì}‚Å‚ÍCRNA‚Í‹…–_i‰–Šî‚ÌF‚͉º•\‚Æ“¯‚¶jCƒ^ƒ“ƒpƒNŽ¿‚̓XƒeƒBƒbƒNiF‚͉º•\aminoŒ`Ž®j•\ަ
’†‘º‹`ˆê •ÒCuRNA‚ª‚í‚©‚évCp.90C—r“yŽÐ(2003)


mRNA‚̈â“`ˆÃ†•\
¦¶•¨Ží‚É‚æ‚Á‚Ä‚ÍCˆÈ‰º‚Ì••ՈÆ‚É]‚í‚È‚¢ƒRƒhƒ“‚ðŽ‚Âê‡‚à‚ ‚éB
  ‘æ‚Q•¶Žš  
U C A G
‘æ
‚P
•¶
Žš
U UUU Phe^F UCU Ser^S UAU Tyr^Y UGU Cys^C U ‘æ
‚R
•¶
Žš
UUC Phe^F UCC Ser^S UAC Tyr^Y UGC Cys^C C
UUA Leu^L UCA Ser^S UAA I—¹ UGA I—¹ A
UUG Leu^L UCG Ser^S UAG I—¹ UGG Trp^W G
C CUU Leu^L CCU Pro^P CAU His^H CGU Arg^R U
CUC Leu^L CCC Pro^P CAC His^H CGC Arg^R C
CUA Leu^L CCA Pro^P CAA Gln^Q CGA Arg^R A
CUG Leu^L CCG Pro^P CAG Gln^Q CGG Arg^R G
A AUU Ile^I ACU Thr^T AAU Asn^N AGU Ser^S U
AUC Ile^I ACC Thr^T AAC Asn^N AGC Ser^S C
AUA Ile^I ACA Thr^T AAA Lys^K AGA Arg^R A
AUG Met^MiŠJŽnj ACG Thr^T AAG Lys^K AGG Arg^R G
G GUU Val^V GCU Ala^A GAU Asp^D GGU Gly^G U
GUC Val^V GCC Ala^A GAC Asp^D GGC Gly^G C
GUA Val^V GCA Ala^A GAA Glu^E GGA Gly^G A
GUG Val^V GCG Ala^A GAG Glu^E GGG Gly^G G


DNA‚̈â“`ˆÃ†•\(1)
¦•¶ŽšF‚ÍJmol‚ÌaminoFiã•\‚Æ“¯‚¶jB
  ‘æ‚Q•¶Žš  
T C A G
‘æ
‚P
•¶
Žš
T TTT Phe^F TCT Ser^S TAT Tyr^Y TGT Cys^C T ‘æ
‚R
•¶
Žš
TTC Phe^F TCC Ser^S TAC Tyr^Y TGC Cys^C C
TTA Leu^L TCA Ser^S TAA I—¹ TGA I—¹ A
TTG Leu^L TCG Ser^S TAG I—¹ TGG Trp^W G
C CTT Leu^L CCT Pro^P CAT His^H CGT Arg^R T
CTC Leu^L CCC Pro^P CAC His^H CGC Arg^R C
CTA Leu^L CCA Pro^P CAA Gln^Q CGA Arg^R A
CTG Leu^L CCG Pro^P CAG Gln^Q CGG Arg^R G
A ATT Ile^I ACT Thr^T AAT Asn^N AGT Ser^S T
ATC Ile^I ACC Thr^T AAC Asn^N AGC Ser^S C
ATA Ile^I ACA Thr^T AAA Lys^K AGA Arg^R A
ATG Met^MiŠJŽnj ACG Thr^T AAG Lys^K AGG Arg^R G
G GTT Val^V GCT Ala^A GAT Asp^D GGT Gly^G T
GTC Val^V GCC Ala^A GAC Asp^D GGC Gly^G C
GTA Val^V GCA Ala^A GAA Glu^E GGA Gly^G A
GTG Val^V GCG Ala^A GAG Glu^E GGG Gly^G G
œƒAƒ~ƒmF•\ަ‚Ì–}—á
ASP@GLU@CYS@MET@LYS@ARG@SER@THR@PHE@TYR@ASN@GLN@GLY@LEU@VAL@ILE@ALA@TRP@HIS@PRO


DNA‚̈â“`ˆÃ†•\(2)
¦ƒZƒ‹‚ÌF‚Í—L‹@ŠT”O}I/O’l‡i“Á«Šî RjC•¶ŽšF‚Í‘a…«ƒCƒ“ƒfƒbƒNƒX‡B
•ʃy[ƒWˆê——•\ŽQÆB
  ‘æ‚Q•¶Žš  
T C A G
‘æ
‚P
•¶
Žš
T TTT Phe^F TCT Ser^S TAT Tyr^Y TGT Cys^C T ‘æ
‚R
•¶
Žš
TTC Phe^F TCC Ser^S TAC Tyr^Y TGC Cys^C C
TTA Leu^L TCA Ser^S TAA I—¹ TGA I—¹ A
TTG Leu^L TCG Ser^S TAG I—¹ TGG Trp^W G
C CTT Leu^L CCT Pro^P CAT His^H CGT Arg^R T
CTC Leu^L CCC Pro^P CAC His^H CGC Arg^R C
CTA Leu^L CCA Pro^P CAA Gln^Q CGA Arg^R A
CTG Leu^L CCG Pro^P CAG Gln^Q CGG Arg^R G
A ATT Ile^I ACT Thr^T AAT Asn^N AGT Ser^S T
ATC Ile^I ACC Thr^T AAC Asn^N AGC Ser^S C
ATA Ile^I ACA Thr^T AAA Lys^K AGA Arg^R A
ATG Met^MiŠJŽnj ACG Thr^T AAG Lys^K AGG Arg^R G
G GTT Val^V GCT Ala^A GAT Asp^D GGT Gly^G T
GTC Val^V GCC Ala^A GAC Asp^D GGC Gly^G C
GTA Val^V GCA Ala^A GAA Glu^E GGA Gly^G A
GTG Val^V GCG Ala^A GAG Glu^E GGG Gly^G G
ŽQlFƒqƒg‚Ì•K{E€•K{E”ñ•K{ƒAƒ~ƒmŽ_‚Ì‹æ•Ê@@¨ 20Ží—ނ̃Aƒ~ƒmŽ_
œ‘a…«ƒCƒ“ƒfƒbƒNƒX‡
ARG@LYS@ASN@ASP@GLN@GLU@HIS@PRO@TYR@TRP@SER@THR@GLY@ALA@MET@CYS@PHE@LEU@VAL@ILE
œ—L‹@ŠT”O}I/O’l‡i“Á«Šî Rj
ASN@SER@ASP@GLN@GLU@THR@ARG@HIS@GLY@LYS@TYR@TRP@CYS@MET@PRO@PHE@ALA@VAL@LEU@ILE


ƒAƒ~ƒmŽ_ŽcŠî‚Ì‘a…«ƒCƒ“ƒfƒbƒNƒX‚ÆI'/O'’l‚Ì”äŠriGly‚𜂭j


¦ŽQliŒg‘єŃRƒhƒ“•\j ¨ mRNACDNA


œ˜b‘è‚PFtRNA‹[‘Ôƒ^ƒ“ƒpƒNŽ¿


}‚R@tRNA‹[‘Ôƒ^ƒ“ƒpƒNŽ¿‚Ì—ái‰º‹L•¶Œ£p.21}2‚ðŽQl‚Éì¬GPDB•”•ªƒf[ƒ^ƒŠƒXƒg‚É‚àƒf[ƒ^Žû˜^j
mãn¶‚©‚çCRRFGi1eh1_AjCeRF1i1dt9_Aj
m’†n¶‚©‚çCEF-Gi1dar_AjCtRNAi‚±‚±‚Å‚Í1ml5_BCjCEF-Tu tRNA •¡‡‘Ìi1ttt_ADj
m‰ºnRF2i1gqe_AGŒ´•ñ‚Æ•ªŽq‚ÌŒü‚«‚ªˆÙ‚È‚éj


œ˜b‘è‚QF[GADV]-ƒ^ƒ“ƒpƒNŽ¿ƒ[ƒ‹ƒh‰¼à


}4 [GADV]-ƒ^ƒ“ƒpƒNŽ¿ƒ[ƒ‹ƒh‰¼à


GNCŒ´‰ˆâ“`ˆÃ†
  ‘æ‚Q•¶Žš  
U C A G
‘æ
‚P
•¶
Žš
G GUC Val^V GCC Ala^A GAC Asp^D GGC Gly^G C ‘æ
‚R
•¶
Žš
¦’·À ‹BEˆä“c –ÎCu’n‹…ŠO¶–½@‚í‚ê‚í‚ê‚͌ǓƂ©vCŠâ”gV‘(2014)‚Ìp.39‚Å‚àЉîB


ƒAƒ~ƒmŽ_‚¨‚æ‚Ñ“Á«Šî‚Ìe…«E‘a…«i“Á«Šî R ‚ÌI/O’l‡j
¨
—L‹@ŠT”O} b —L‹@ŠT”O}ŠÈˆÕŒvŽZ‹@ ©
ƒAƒ~ƒmŽ_ “Á«Šî R hydropathy
index
‹É«%
log P Ž_«E‰–Šî« ‹É«E”ñ‹É« Cleft‚Ì•ª—Þ “™“d“_
O I I/O
Val V ƒoƒŠƒ“ 50 0 0 4.2 5.9 -2.26 ’†« ”ñ‹É«i‘a…«j Aliphatic 5.96
Ala A ƒAƒ‰ƒjƒ“ 20 0 0 1.8 8.1 -2.85 ’†« ”ñ‹É«i‘a…«j Aliphatic 6.00
Gly G ƒOƒŠƒVƒ“ 0 0 | -0.4 9.0 -3.21 ’†« ”ñ‹É«i‘a…«j Pro & Gly 5.97
Asp D ƒAƒXƒpƒ‰ƒMƒ“Ž_ 40 150 3.750 -3.5 13.0 -3.89 Ž_« ‹É«iŽ_«j Negative 2.77
% ‹{“c—²Cu•ªŽq‚©‚ç‚Ý‚½¶•¨i‰»@DNA‚ª–¾‚©‚·¶•¨‚Ì—ðŽjvCp.89Cu’kŽÐƒuƒ‹[ƒoƒbƒNƒX(2014) ‚æ‚èB

  
m¶n20Ží—ނ̃Aƒ~ƒmŽ_’†‚ÌGADV‰¼à4ƒAƒ~ƒmŽ_iValEAlaEGlyEAspj@m‰EnJmolƒgƒsƒbƒNƒX‚©‚çPDB 6O7S‚ÌChain AEB‚ÌGADV‰¼à4ƒAƒ~ƒmŽ_‹­’²•\ަ


ƒAƒ~ƒmŽ_‚̃Rƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«ip.41}9ŠÖ˜Aj
¦
uƒ^ƒ“ƒpƒNŽ¿‚Ì\‘¢‚Æ‹@”\ vCƒƒfƒBƒJƒ‹EƒTƒCƒGƒ“ƒXEƒCƒ“ƒ^[ƒiƒVƒ‡ƒiƒ‹(2005)@c}1-20‚Ì•\‚©‚ç‹tƒpƒ^[ƒ“‚Ì”’l‚𜂢‚½‚à‚Ì
¦‘æ1Íw”z—ñ‚©‚ç\‘¢‚ÖxFŒ´•¶iFrom Sequence to Structurej[PDF]
¦Œ³ƒf[ƒ^F Williams, R.W. et al. : Biochim. Biophys. Acta , 916, 200-204 (1987).
¦ŽQlF‚P•¶ŽšƒAƒ~ƒmŽ_”z—ñ‚©‚çŠeŽíHTMLƒf[ƒ^‚ð쬂·‚éGŠÛƒ}ƒNƒ
  ƒ¿-ƒwƒŠƒbƒNƒX ƒÀ-ƒXƒgƒ‰ƒ“ƒh
Glu 1.59 0.52
Ala 1.41 0.72
Leu 1.34 1.22
Met 1.30 1.14
Gln 1.27 0.98
Lys 1.23 0.69
Arg 1.21 0.84
His 1.05 0.80
Val 0.90 1.87
Ile 1.09 1.67
Tyr 0.74 1.45
Cys 0.66 1.40
Trp 1.02 1.35
Phe 1.16 1.33
Thr 0.76 1.17
Gly 0.43 0.58
Asn 0.76 0.48
Pro 0.34 0.31
Ser 0.57 0.96
Asp 0.99 0.39


PDBƒf[ƒ^1c9e‚Ì“ñŽŸ\‘¢‚ƃRƒ“ƒzƒ[ƒVƒ‡ƒ“‘I‘ð«•\ަ‚̃Aƒjƒ[ƒVƒ‡ƒ“i¶‘Ì•ªŽq‚Ì\¬Œ³‘f‚Åì¬j