- PDB-1i55: CYTOCHROME C (TUNA) WITH 2ZN:1FE MIXED-METAL PORPHYRINS -
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基本情報
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データベース: PDB / ID: 1i55
タイトル
CYTOCHROME C (TUNA) WITH 2ZN:1FE MIXED-METAL PORPHYRINS
要素
CYTOCHROME C
キーワード
ELECTRON TRANSPORT / cytochrome c / electron transfer / zinc-porphyrin
機能・相同性
機能・相同性情報
mitochondrial electron transport, cytochrome c to oxygen / mitochondrial electron transport, ubiquinol to cytochrome c / respirasome / mitochondrial intermembrane space / electron transfer activity / heme binding / metal ion binding 類似検索 - 分子機能
HETEROGEN The residue 1104 of HEM and residue 1105 of ZNH are alternate conformers with occupancy ...HETEROGEN The residue 1104 of HEM and residue 1105 of ZNH are alternate conformers with occupancy of 0.39 and 0.61, respectively. In similar residue 1106 of HEM and residue 1107 of ZNH are alternate conformers with occupancy 0.39 and 0.61, respectively.
解像度: 2→19.64 Å / Rfactor Rfree error: 0.008 / Data cutoff high absF: 381490.79 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / σ(F): 0 / σ(I): 0 / 立体化学のターゲット値: Engh & Huber 詳細: Crystals contained a mixture of Zn- and Fe- porphyrins with occupancies determined from anomalous scattering measurements. Residues 1104 and 1105 and residues 1105 and 1106 were refined as ...詳細: Crystals contained a mixture of Zn- and Fe- porphyrins with occupancies determined from anomalous scattering measurements. Residues 1104 and 1105 and residues 1105 and 1106 were refined as non-interacting porphyrins, reflecting the mixture of Zn and Fe cytc in the crystal lattice. No stereochemical restraints were placed on ZN or Fe interactions.