1lfh

MOLECULAR REPLACEMENT SOLUTION OF THE STRUCTURE OF APOLACTOFERRIN, A PROTEIN DISPLAYING LARGE-SCALE CONFORMATIONAL CHANGE

Method: X-RAY DIFFRACTION Dmax: 95.8 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 1lfh

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1lfh
下载 Download

1. 结构基本信息 1. Structure Basics

条目编号 entry_id1lfh
沉积日期 deposition_date1991-09-04
结构标题 titleMOLECULAR REPLACEMENT SOLUTION OF THE STRUCTURE OF APOLACTOFERRIN, A PROTEIN DISPLAYING LARGE-SCALE CONFORMATIONAL CHANGE
关键词 keywordsIRON TRANSPORT; IRON TRANSPORT
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_guinier29.47
回转半径 Rg (电子) rg_electron28.46
零角强度 I(0) i0100153000.00
分子量 molecular_weight76169.0 kDa
排除体积 excluded_volume94279 ų
包络体积 envelope_volume116260 ų
水化壳体积 shell_volume34203 ų
包络直径 envelope_diameter99.5
壳层 Rg shell_rg35.56
包络 Rg envelope_rg28.43
形状 Rg shape_rg28.44
总 Rg total_rg29.18
总原子数 total_atoms5343
残基数 n_residues691
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 dmax95.8
Rg (实空间) rg_real29.43
Rg 误差 (实空间) rg_real_error0.57
I(0) (实空间) i0_real1.0020e+08
I(0) 误差 (实空间) i0_real_error1.5360e+06
Rg (倒空间) rg_reciprocal29.45
I(0) (倒空间) i0_reciprocal100200000.0000
解质量估计 total_estimate0.9031
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks0
主峰位置 r_peak_primary
偏度 Skewness skewness0.253
峰度 Kurtosis kurtosis-0.539
角度范围 angular_range— – 0.2700 −1
当前正则化参数 α current_alpha0.0001
最高正则化参数 α highest_alpha20430000.0000
实空间数据点数 n_real_points55
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.919; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.981

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

5. 实体与聚合体信息 (3)

6. 折叠分类 (SCOP + CATH) 6 domains

SCOP 2.08 (2 domains)

结构域编号 domain_idd1lfha1
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.2 — Transferrin
结构域编号 domain_idd1lfha2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
家族 Family familyc.94.1.2 — Transferrin

CATH v4.4 (4 domains)

结构域编号 domain_id1lfhA01
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1lfhA02
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1lfhA03
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II
结构域编号 domain_id1lfhA04
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily10 — Periplasmic binding protein-like II

7. 引用文献 (5)

8. 文件与曲线 (10)