THE ORNITHINE CARBAMOYLTRANSFERASE IS A DODECAMER COMPOSED OF TWELVE MONOMERS RELATED BY THE 23 POINT GROUP SYMMETRY. THE DEPOSITOR PROVIDED COORDINATES CORRESPONDING TO ONE MONOMER. THE DODECAMER WAS GENERATED BY THE PDB USING THE NON-CRYSTALLOGRAPHIC SYMMETRY ROTATION MATRICES PROVIDED BY THE DEPOSITOR.
THE STRUCTURE IS NOT THE NATIVE ENZYME BUT A MUTANT FORM IN WHICH THE GLUTAMATE 105 HAS BEEN ...THE STRUCTURE IS NOT THE NATIVE ENZYME BUT A MUTANT FORM IN WHICH THE GLUTAMATE 105 HAS BEEN REPLACED BY A GLYCINE. THIS MUTANT IS BLOCKED IN THE R STATE CONFORMATION.
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実験情報
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実験
実験
手法: X線回折
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試料調製
結晶
マシュー密度: 3.07 Å3/Da / 溶媒含有率: 60.04 %
結晶化
pH: 7 / 詳細: pH 7.0
結晶化
*PLUS
温度: 21 ℃ / 手法: 蒸気拡散法, ハンギングドロップ法
溶液の組成
*PLUS
ID
濃度
一般名
Crystal-ID
Sol-ID
1
24mg/ml
protein
1
drop
2
50mM
HEPES
1
reservoir
3
50 %(w/v)
ammoniumsulfate
1
reservoir
4
1mM
dithiothreitol
1
reservoir
5
1mM
EDTA
1
reservoir
6
50mM
HEPES
1
drop
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データ収集
回折
平均測定温度: 294 K
放射光源
波長: 1.5418
検出器
タイプ: ENRAF-NONIUS FAST / 検出器: DIFFRACTOMETER / 日付: 1993年1月20日