SAXS 散射曲线 SAXS Profile
P(r) 距离分布 P(r) Distribution
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| 条目编号 entry_id | 1kcn |
| 沉积日期 deposition_date | 2001-11-09 |
| 结构标题 title | Structure of e109 Zeta Peptide, an Antagonist of the High-Affinity IgE Receptor |
| 关键词 keywords | ;disulfide-bonded, helical, "zeta" structure, PROTEIN BINDING
;; PROTEIN BINDING |
| 实验方法 method | SOLUTION NMR |
| 回转半径 Rg (Guinier) rg_guinier | 6.17 Å |
| 回转半径 Rg (电子) rg_electron | 7.19 Å |
| 零角强度 I(0) i0 | 25049600.00 |
| 分子量 molecular_weight | 42873.0 kDa |
| 排除体积 excluded_volume | 54143 ų |
| 包络体积 envelope_volume | 5032 ų |
| 水化壳体积 shell_volume | 5376 ų |
| 包络直径 envelope_diameter | 28.1 Å |
| 壳层 Rg shell_rg | 13.36 Å |
| 包络 Rg envelope_rg | 8.91 Å |
| 形状 Rg shape_rg | 7.18 Å |
| 总 Rg total_rg | 7.50 Å |
| 总原子数 total_atoms | 5900 |
| 残基数 n_residues | 420 |
| 球谐函数阶数 n_harmonics | 20 |
| q 范围 q_range | — – 0.5000 Å−1 |
| 数据点数 n_points | 101 |
| 壳层类型 shell_type | directional |
| 溶剂电子密度 solvent_density | 0.3340 e/ų |
| 壳层衬度 contrast_shell | 0.0300 e/ų |
| CRYSOL 版本 crysol_version | 4.1.3 |
| 最大尺寸 Dmax dmax | 23.3 Å |
| Rg (实空间) rg_real | 6.13 Å |
| Rg 误差 (实空间) rg_real_error | 0.22 Å |
| I(0) (实空间) i0_real | 2.5050e+07 |
| I(0) 误差 (实空间) i0_real_error | 2.1600e+05 |
| Rg (倒空间) rg_reciprocal | 6.13 Å |
| I(0) (倒空间) i0_reciprocal | 25050000.0000 |
| 解质量估计 total_estimate | 0.8096 |
| 解质量评级 solution_quality |
GOOD
a GOOD solution
|
| P(r) 峰数 n_peaks | 2 |
| 主峰位置 r_peak_primary | 8.0 Å |
| 偏度 Skewness skewness | -0.042 |
| 峰度 Kurtosis kurtosis | -0.794 |
| 角度范围 angular_range | — – 0.5000 Å−1 |
| 当前正则化参数 α current_alpha | 0.0000 |
| 最高正则化参数 α highest_alpha | 1168.0000 |
| 实空间数据点数 n_real_points | 80 |
| GNOM 版本 gnom_version | 4.1.3 |
| 质量判据 quality_criteria |
AN1: 0.000;
Oscil: 0.761;
Stabil: 1.000;
Sysdev: 1.000;
Positv: 1.000;
Valcen: 0.789;
Smooth: 0.450
|
Entity 1
polymer
| 描述 description | e109 zeta peptide |
| 分子量 formula_weight | 2143.6 kDa |
| 来源方法 src_method | syn |
| 拷贝数 entity_count | 1 |
聚合体 Polymer
| 聚合体类型 type | polypeptide(L) |
| 链编号 strand_id | A |
| 原子数 atom_count | 5900 |
ALCPAVCYVGGKALCPDVCYVX
SCOP 2.08 (1 domains)
| 结构域编号 domain_id | d1kcna_ |
| 类 Class class | k — Designed proteins |
| 折叠类型 Fold fold | k.30 — Synthetic high affinity IgE receptor antagonists |
| 超家族 Superfamily superfamily | k.30.1 — Synthetic high affinity IgE receptor antagonists |
| 家族 Family family | k.30.1.2 — Zeta peptides |
;Stable "zeta" peptides that act as potent antagonists of the high-affinity IgE receptor.
;
Proc.Natl.Acad.Sci.USA (2002)
Files (7)
- pr_distribution /app/data/pr_computation/kc/1kcn/pr_distribution.json
- pr_output /app/data/pr_computation/kc/1kcn/1kcn.pr.out
- pr_plot /app/data/visualization/pr_computation/kc/1kcn/1kcn_pr_distribution.png
- saxs_curve_dat /app/data/saxs_computation/kc/1kcn/1kcn.dat
- saxs_fit /app/data/saxs_computation/kc/1kcn/1kcn.fit
- saxs_log /app/data/saxs_computation/kc/1kcn/1kcn.log
- saxs_plot /app/data/visualization/saxs_computation/kc/1kcn/1kcn_saxs_profile.png
Curves (3)
| fit |
/app/data/saxs_computation/kc/1kcn/1kcn.fit |
| pddf |
/app/data/pr_computation/kc/1kcn/1kcn.pr.out |
| profile |
/app/data/saxs_computation/kc/1kcn/1kcn.dat |