SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AF" IN EACH CHAIN ON SHEET RECORDS BELOW ... SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AF" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 6-STRANDED BARREL THIS IS REPRESENTED BY A 7-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL.
タイプ: Thiopeptide / クラス: 抗生剤 / 分子量: 1484.681 Da / 分子数: 1 / 由来タイプ: 天然 詳細: GEA2270A IS A THIOPEPTIDE CONSISTING OF ONE PYRIDINE, ONE OXAZOLE AND FIVE THIAZOLE RINGS. THE OBSERVED C-TERMINAL AMINO GROUP NH2(15) IS LIKELY TO BE A POST-TRANSLATIONAL DECARBOXYLATED ...詳細: GEA2270A IS A THIOPEPTIDE CONSISTING OF ONE PYRIDINE, ONE OXAZOLE AND FIVE THIAZOLE RINGS. THE OBSERVED C-TERMINAL AMINO GROUP NH2(15) IS LIKELY TO BE A POST-TRANSLATIONAL DECARBOXYLATED REMNANT OF A SER C-TERMINAL RESIDUE. 由来: (天然) PLANOBISPORA ROSEA (バクテリア) / 参照: UniProt: Q7M0J8, GE2270a
GEA2270A IS A MEMBER OF A CLASS OF SULPHUR-RICH HETEROCYCLIC PEPTIDES. ALL MEMBERS SHARE A ...GEA2270A IS A MEMBER OF A CLASS OF SULPHUR-RICH HETEROCYCLIC PEPTIDES. ALL MEMBERS SHARE A MACROCYLIC CORE, CONSISTING OF A NITROGEN CONTAINING, SIX-MEMBERED RING CENTRAL TO DEHYDROAMINO ACIDS AND A SUBSET OF FIVE MEMBER RING STRUCTURES INCLUDING THIAZOLES, THIAZOLINES AND OXAZOLES. GROUP: 1 NAME: GEA2270A CHAIN: B COMPONENT_1: PEPTIDE LIKE SEQUENCE RESIDUES 1 TO 15 DESCRIPTION: GEA2270A IS A THIOPEPTIDE CONSISTING OF ONE PYRIDINE, ONE OXAZOLE AND FIVE THIAZOLE RINGS. THE OBSERVED C-TERMINAL AMINO GROUP NH2(15) IS LIKELY TO BE A POST-TRANSLATIONAL DECARBOXYLATED REMNANT OF A SER C-TERMINAL RESIDUE.
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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: 2.1 Å3/Da / 溶媒含有率: 41 % 解説: DATA WERE LIMITED TO 1.6 A RESOLUTION DUE TO A POWDER RING IN THE DIFFRACTION PATTERN. MR PHASES WERE EXTENDED FROM 03 TO 1.6 A RESOLUTION BY SOLVENT FLIPPING
解像度: 1.6→45.7 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 1741200.15 / Isotropic thermal model: RESTRAINED / 交差検証法: THROUGHOUT / σ(F): 0 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD MLF 詳細: N-TERMINAL REGION IS INVOLVED IN CRYSTAL PACKING AND ADOPTS AN UNUSUAL STRUCTURE. N-TERMINAL RESIDUE IS DISORDERED AND HAS NOT BEEN MODELLED.