2b0u

The Structure of the Follistatin:Activin Complex

Method: X-RAY DIFFRACTION Dmax: 102.8 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 2b0u

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2b0u
下载 Download

1. 结构基本信息 1. Structure Basics

条目编号 entry_id2b0u
沉积日期 deposition_date2005-09-14
结构标题 titleThe Structure of the Follistatin:Activin Complex
关键词 keywordsactivin, follistatin, TGF-beta, morphogen, inhibin, SIGNALING PROTEIN; SIGNALING PROTEIN
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_guinier32.33
回转半径 Rg (电子) rg_electron31.62
零角强度 I(0) i0144786000.00
分子量 molecular_weight86239.0 kDa
排除体积 excluded_volume103620 ų
包络体积 envelope_volume150470 ų
水化壳体积 shell_volume39767 ų
包络直径 envelope_diameter112.6
壳层 Rg shell_rg38.94
包络 Rg envelope_rg30.75
形状 Rg shape_rg31.61
总 Rg total_rg32.26
总原子数 total_atoms5904
残基数 n_residues799
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 dmax102.8
Rg (实空间) rg_real32.25
Rg 误差 (实空间) rg_real_error0.64
I(0) (实空间) i0_real1.4480e+08
I(0) 误差 (实空间) i0_real_error2.1980e+06
Rg (倒空间) rg_reciprocal32.28
I(0) (倒空间) i0_reciprocal144800000.0000
解质量估计 total_estimate0.9039
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary37.8
偏度 Skewness skewness0.239
峰度 Kurtosis kurtosis-0.456
角度范围 angular_range— – 0.2450 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha12410000.0000
实空间数据点数 n_real_points50
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.944; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.916

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

5. 实体与聚合体信息 (6)

6. 折叠分类 (SCOP + CATH) 12 domains

SCOP 2.08 (2 domains)

结构域编号 domain_idd2b0ua_
类 Class classg — Small proteins
折叠类型 Fold foldg.17 — Cystine-knot cytokines
超家族 Superfamily superfamilyg.17.1 — Cystine-knot cytokines
家族 Family familyg.17.1.2 — Transforming growth factor (TGF)-beta
结构域编号 domain_idd2b0ub_
类 Class classg — Small proteins
折叠类型 Fold foldg.17 — Cystine-knot cytokines
超家族 Superfamily superfamilyg.17.1 — Cystine-knot cytokines
家族 Family familyg.17.1.2 — Transforming growth factor (TGF)-beta

CATH v4.4 (10 domains)

结构域编号 domain_id2b0uA00
类 Class class2 — Mainly Beta
架构 Architecture architecture10 — Ribbon
拓扑 Topology topology90 — Cystine Knot Cytokines, subunit B
同源超家族 H-superfamily homologous superfamily10 — Cystine-knot cytokines
结构域编号 domain_id2b0uB00
类 Class class2 — Mainly Beta
架构 Architecture architecture10 — Ribbon
拓扑 Topology topology90 — Cystine Knot Cytokines, subunit B
同源超家族 H-superfamily homologous superfamily10 — Cystine-knot cytokines
结构域编号 domain_id2b0uC01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology290 — Extracellular Matrix Fibrillin
同源超家族 H-superfamily homologous superfamily10 — TGF-beta binding (TB) domain
结构域编号 domain_id2b0uC02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id2b0uC03
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id2b0uC04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id2b0uD01
类 Class class3 — Alpha Beta
架构 Architecture architecture90 — Alpha-Beta Complex
拓扑 Topology topology290 — Extracellular Matrix Fibrillin
同源超家族 H-superfamily homologous superfamily10 — TGF-beta binding (TB) domain
结构域编号 domain_id2b0uD02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id2b0uD03
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30
结构域编号 domain_id2b0uD04
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology60 — Wheat Germ Agglutinin (Isolectin 2); domain 1
同源超家族 H-superfamily homologous superfamily30

7. 引用文献 (1)

8. 文件与曲线 (10)