- PDB-3sfm: Novel crystallization conditions for tandem variant R67 DHFR yiel... -
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IDまたはキーワード:
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基本情報
登録情報
データベース: PDB / ID: 3sfm
タイトル
Novel crystallization conditions for tandem variant R67 DHFR yields wild-type crystal structure
要素
Dihydrofolate reductase type 2
キーワード
OXIDOREDUCTASE / dihydrofolate reductase / antibiotic resistance / in situ proteolysis / type II DHFR / SH3 / reductase / DHF and NADPH-binding
機能・相同性
機能・相同性情報
response to methotrexate / dihydrofolate reductase / dihydrofolate reductase activity / tetrahydrofolate biosynthetic process / one-carbon metabolic process / response to xenobiotic stimulus / response to antibiotic 類似検索 - 分子機能
Dihydrofolate reductase, type II / R67 dihydrofolate reductase / SH3 type barrels. - #60 / Mechanosensitive ion channel MscS, beta-domain superfamily / Electron transport accessory-like domain superfamily / SH3 type barrels. / Roll / Mainly Beta 類似検索 - ドメイン・相同性
THE FULL LENGTH OF THE EXPRESSED PROTEIN (TOTAL OF 171 residues: ...THE FULL LENGTH OF THE EXPRESSED PROTEIN (TOTAL OF 171 residues: MRGSHHHHHHGIHMERSSNEVSNPVAGNFVFPSDATFGMGDRVRKKSGAAWQGQIVGWYCTNLTPEGYAVESEAHPGSINSFPVAALERINELMERSSNEVSNPVAGNFVFPSDATFGMGDRVRKKSGAAWQGQIVGWYCTNLTPEGYAVESEAHPGSVQIYPVAALERIN) WAS CRYSTALLIZED USING IN SITU PROTEOLYSIS WITH CHYMOTRYPSIN. THIS PROCESS INVOLVES THE DEGRADATION OF THE N-TERMINAL 109 RESIDUES OF THE PROTEIN, LEAVING ONLY THE C-TERMINAL 62 RESIDUES WHICH CORRESPOND TO THE DATE BASE REFERENCE SEQUENCE RESIDUE NUMBERING OF 17-78.
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 2.35 Å3/Da / 溶媒含有率: 47.7 %
結晶化
温度: 277 K / 手法: 蒸気拡散法, ハンギングドロップ法 / pH: 7.2 詳細: 0.1 M sodium phosphate, 55% MPD, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 277K