タイプ: Cyclic depsipeptide / クラス: 抗生剤 / 分子量: 809.008 Da / 分子数: 2 / 由来タイプ: 天然 詳細: ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE. BICYCLIZATION IS ACHIEVED BY LINKING THE N- AND THE C- TERMINI, AND A THIOACETAL BOND BETWEEN RESIDUES 3 AND 7. THE TWO QUINOXALINE CHROMOPHORES ...詳細: ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE. BICYCLIZATION IS ACHIEVED BY LINKING THE N- AND THE C- TERMINI, AND A THIOACETAL BOND BETWEEN RESIDUES 3 AND 7. THE TWO QUINOXALINE CHROMOPHORES ARE LINKED TO THE D-SERINE RESIDUES, RESIDUES 1 AND 5. 由来: (天然) STREPTOMYCES ECHINATUS (バクテリア) / 参照: NOR: NOR01126, Echinomycin
タイプ: Cyclic depsipeptide / クラス: 抗生剤 / 分子量: 174.156 Da / 分子数: 4 / 由来タイプ: 合成 / 式: C9H6N2O2 詳細: ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE. BICYCLIZATION IS ACHIEVED BY LINKING THE N- AND THE C- TERMINI, AND A THIOACETAL BOND BETWEEN RESIDUES 3 AND 7. THE TWO QUINOXALINE CHROMOPHORES ...詳細: ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE. BICYCLIZATION IS ACHIEVED BY LINKING THE N- AND THE C- TERMINI, AND A THIOACETAL BOND BETWEEN RESIDUES 3 AND 7. THE TWO QUINOXALINE CHROMOPHORES ARE LINKED TO THE D-SERINE RESIDUES, RESIDUES 1 AND 5. 参照: Echinomycin
THE ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE, A MEMBER OF THE QUINOXALINE CLASS OF ANTIBIOTICS. ...THE ECHINOMYCIN IS A BICYCLIC OCTADEPSIPEPTIDE, A MEMBER OF THE QUINOXALINE CLASS OF ANTIBIOTICS. HERE, ECHINOMYCIN IS REPRESENTED BY GROUPING TOGETHER THE SEQUENCE (SEQRES) AND TWO LIGANDS (HET) QUI.
解像度: 1.1→30 Å / Num. obs: 23140 / % possible obs: 92.2 % / Observed criterion σ(I): 1 / 冗長度: 5.2 % / Rmerge(I) obs: 0.0328 / Net I/σ(I): 24.06
反射 シェル
解像度: 1.1→1.2 Å / 冗長度: 2.17 % / Rmerge(I) obs: 0.2019 / Mean I/σ(I) obs: 4.44 / % possible all: 76.5
-
解析
ソフトウェア
名称
分類
SHELXD
位相決定
SHELXL-97
精密化
XDS
データ削減
SAINT
データ削減
SADABS
データスケーリング
精密化
構造決定の手法: 単波長異常分散 / 解像度: 1.1→20 Å / Num. parameters: 4945 / Num. restraintsaints: 6976 / 交差検証法: FREE R / σ(F): 4 / 立体化学のターゲット値: ENGH & HUBER 詳細: THE SKELETON OF ECHINOMYCIN IS NEARLY SYMMETRIC (NOT MODELLED TO DO SO), THE BRIDGE IS NOT. BOTH POSSIBLE ORIENTATIONS OF BINDING WERE OBSERVED, BUT SKELETON POSITIONS NEARLY OVERLAP, SO ONLY ...詳細: THE SKELETON OF ECHINOMYCIN IS NEARLY SYMMETRIC (NOT MODELLED TO DO SO), THE BRIDGE IS NOT. BOTH POSSIBLE ORIENTATIONS OF BINDING WERE OBSERVED, BUT SKELETON POSITIONS NEARLY OVERLAP, SO ONLY THE BRIDGE WAS MODELLED AS DISORDERED/MICROHETE