2e76

Crystal Structure of the Cytochrome b6f Complex with tridecyl-stigmatellin (TDS) from M.laminosus

Method: X-RAY DIFFRACTION Dmax: 125.0 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 2e76

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2e76
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id2e76
沉积日期 deposition_date2007-01-05
结构标题 titleCrystal Structure of the Cytochrome b6f Complex with tridecyl-stigmatellin (TDS) from M.laminosus
关键词 keywordsPhotosynthesis, cytochrome F, rieske iron-sulfur protein, HEME CN; PHOTOSYNTHESIS
实验方法 methodX-RAY DIFFRACTION

2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier37.31
回转半径 Rg (电子) rg_electron35.94
零角强度 I(0) i0162167000.00
分子量 molecular_weight115170.0 kDa
排除体积 excluded_volume149340 ų
包络体积 envelope_volume196940 ų
水化壳体积 shell_volume47434 ų
包络直径 envelope_diameter124.8
壳层 Rg shell_rg40.63
包络 Rg envelope_rg36.41
形状 Rg shape_rg35.93
总 Rg total_rg36.34
总原子数 total_atoms8107
残基数 n_residues961
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax125.0
Rg (实空间) rg_real37.36
Rg 误差 (实空间) rg_real_error1.08
I(0) (实空间) i0_real1.6220e+08
I(0) 误差 (实空间) i0_real_error2.5740e+06
Rg (倒空间) rg_reciprocal37.33
I(0) (倒空间) i0_reciprocal162200000.0000
解质量估计 total_estimate0.8246
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary41.7
偏度 Skewness skewness0.289
峰度 Kurtosis kurtosis-0.548
角度范围 angular_range— – 0.2100 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha13450000.0000
实空间数据点数 n_real_points43
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.912; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.980; Smooth: 0.000

4. 晶体学与实验 4. Crystallography & Experiment

5. 实体与聚合体信息 (19)

6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_idd2e76a1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.21 — Heme-binding four-helical bundle
超家族 Superfamily superfamilyf.21.1 — Transmembrane di-heme cytochromes
家族 Family familyf.21.1.2 — Cytochrome b of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
结构域编号 domain_idd2e76b1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.32 — a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
超家族 Superfamily superfamilyf.32.1 — a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
家族 Family familyf.32.1.1 — a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
结构域编号 domain_idd2e76d1
类 Class classb — All beta proteins
折叠类型 Fold foldb.33 — ISP domain
超家族 Superfamily superfamilyb.33.1 — ISP domain
家族 Family familyb.33.1.1 — Rieske iron-sulfur protein (ISP)
结构域编号 domain_idd2e76d2
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.23 — Single transmembrane helix
超家族 Superfamily superfamilyf.23.12 — ISP transmembrane anchor
家族 Family familyf.23.12.1 — ISP transmembrane anchor
结构域编号 domain_idd2e76e1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.23 — Single transmembrane helix
超家族 Superfamily superfamilyf.23.24 — PetL subunit of the cytochrome b6f complex
家族 Family familyf.23.24.1 — PetL subunit of the cytochrome b6f complex
结构域编号 domain_idd2e76f1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.23 — Single transmembrane helix
超家族 Superfamily superfamilyf.23.25 — PetM subunit of the cytochrome b6f complex
家族 Family familyf.23.25.1 — PetM subunit of the cytochrome b6f complex
结构域编号 domain_idd2e76g1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.23 — Single transmembrane helix
超家族 Superfamily superfamilyf.23.26 — PetG subunit of the cytochrome b6f complex
家族 Family familyf.23.26.1 — PetG subunit of the cytochrome b6f complex
结构域编号 domain_idd2e76h1
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.23 — Single transmembrane helix
超家族 Superfamily superfamilyf.23.27 — PetN subunit of the cytochrome b6f complex
家族 Family familyf.23.27.1 — PetN subunit of the cytochrome b6f complex

CATH v4.4 (8 domains)

结构域编号 domain_id2e76A00
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology810 — Cytochrome Bc1 Complex; Chain C
同源超家族 H-superfamily homologous superfamily10 — Cytochrome Bc1 Complex; Chain C
结构域编号 domain_id2e76B01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily510 — Single helix bin
结构域编号 domain_id2e76B02
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology287 — Helix Hairpins
同源超家族 H-superfamily homologous superfamily980 — plastocyanin oxidoreductase
结构域编号 domain_id2e76C01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily830 — Cytochrome f large domain
结构域编号 domain_id2e76C02
类 Class class2 — Mainly Beta
架构 Architecture architecture40 — Beta Barrel
拓扑 Topology topology50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily100 — RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain
结构域编号 domain_id2e76C03
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily700 — Single helix bin
结构域编号 domain_id2e76D01
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily700 — Single helix bin
结构域编号 domain_id2e76D02
类 Class class2 — Mainly Beta
架构 Architecture architecture102 — 3-layer Sandwich
拓扑 Topology topology10 — Rieske Iron-sulfur Protein
同源超家族 H-superfamily homologous superfamily10 — Rieske [2Fe-2S] iron-sulphur domain

7. 引用文献 (1)

8. 文件与曲线 (10)