SAXSdb — 2f3f

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	2f3f
沉积日期 deposition_date	2005-11-21
结构标题 title	Crystal Structure of the Bace complex with BDF488, a macrocyclic inhibitor
关键词 keywords	;BETA-SECRETASE, MEMAPSIN2, ALZHEIMER'S DISEASE, ASPARTIC PROTEASE, MACROCYCLIC PEPTIDOMIMETIC INHIBITOR, HYDROLASE ;; HYDROLASE
实验方法 method	X-RAY DIFFRACTION

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

回转半径 Rg (Guinier) rg_guinier	39.66 Å
回转半径 Rg (电子) rg_electron	39.68 Å
零角强度 I(0) i0	238509000.00
分子量 molecular_weight	127460.0 kDa
排除体积 excluded_volume	160050 Å³
包络体积 envelope_volume	205790 Å³
水化壳体积 shell_volume	45728 Å³
包络直径 envelope_diameter	142.7 Å
壳层 Rg shell_rg	42.85 Å
包络 Rg envelope_rg	38.93 Å
形状 Rg shape_rg	39.68 Å
总 Rg total_rg	39.89 Å
总原子数 total_atoms	8987
残基数 n_residues	1129
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/Å³
壳层衬度 contrast_shell	0.0300 e/Å³
CRYSOL 版本 crysol_version	4.1.3

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

最大尺寸 Dmax dmax	136.0 Å
Rg (实空间) rg_real	40.01 Å
Rg 误差 (实空间) rg_real_error	1.15 Å
I(0) (实空间) i0_real	2.3850e+08
I(0) 误差 (实空间) i0_real_error	4.2880e+06
Rg (倒空间) rg_reciprocal	39.80 Å
I(0) (倒空间) i0_reciprocal	238500000.0000
解质量估计 total_estimate	0.8403
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	37.4 Å
偏度 Skewness skewness	0.463
峰度 Kurtosis kurtosis	-0.450
角度范围 angular_range	— – 0.2000 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	56920000.0000
实空间数据点数 n_real_points	41
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.796; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.791; Smooth: 0.740

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

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5. 实体与聚合体信息 (3)

Entity 1 polymer

描述 description	Beta-secretase 1
分子量 formula_weight	44777.3 kDa
EC 编号 ec_number	3.4.23.46
来源方法 src_method	man
拷贝数 entity_count	3

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C
原子数 atom_count	9495

GPDEEPEEPGRRGSFVEMVDNLRGKSGQGYYVEMTVGSPPQTLNILVDTGSSNFAVGAAPHPFLHRYYQRQLSSTYRDLRKGVYVPYTQGKWEGELGTDLVSIPHGPNVTVRANIAAITESDKFFINGSNWEGILGLAYAEIARPDDSLEPFFDSLVKQTHVPNLFSLQLCGAGFPLNQSEVLASVGGSMIIGGIDHSLYTGSLWYTPIRREWYYEVIIVRVEINGQDLKMDCKEYNYDKSIVDSGTTNLRLPKKVFEAAVKSIKAASSTEKFPDGFWLGEQLVCWQAGTTPWNIFPVISLYLMGEVTNQSFRITILPQQYLRPVEDVATSQDDCYKFAISQSSTGTVMGAVIMEGFYVVFDRARKRIGFAVSACHVHDEFRTAAVEGPFVTLDMEDCGYNI

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Escherichia coli

Entity 2 non-polymer

描述 description	;(2R,4S)-N-BUTYL-4-HYDROXY-2-METHYL- 4-((E)-(4AS,12R,15S,17AS)-15-METHYL -14,17-DIOXO-2,3,4,4A,6,9,11,12,13, 14,15,16,17,17A-TETRADECAHYDRO-1H-5 ,10-DITHIA-1,13,16-TRIAZA-BENZOCYCL OPENTADECEN-12-YL)-BUTYRAMIDE ;
分子量 formula_weight	514.7 kDa
来源方法 src_method	syn
拷贝数 entity_count	3

Entity 3 water

描述 description	water
分子量 formula_weight	18.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	508

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6. 折叠分类 (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

结构域编号 domain_id	d2f3fa_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.50 — Acid proteases
超家族 Superfamily superfamily	b.50.1 — Acid proteases
家族 Family family	b.50.1.2 — Pepsin-like

结构域编号 domain_id	d2f3fb_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.50 — Acid proteases
超家族 Superfamily superfamily	b.50.1 — Acid proteases
家族 Family family	b.50.1.2 — Pepsin-like

结构域编号 domain_id	d2f3fc_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.50 — Acid proteases
超家族 Superfamily superfamily	b.50.1 — Acid proteases
家族 Family family	b.50.1.2 — Pepsin-like

CATH v4.4 (6 domains)

结构域编号 domain_id	2f3fA01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

结构域编号 domain_id	2f3fA02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

结构域编号 domain_id	2f3fB01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

结构域编号 domain_id	2f3fB02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

结构域编号 domain_id	2f3fC01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

结构域编号 domain_id	2f3fC02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	70 — Cathepsin D, subunit A; domain 1
同源超家族 H-superfamily homologous superfamily	10 — Acid Proteases

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7. 引用文献 (1)

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晶胞边长 a length_a	82.250 Å
晶胞边长 b length_b	103.202 Å
晶胞边长 c length_c	100.997 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	103.03 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	6

空间群 space_group	P 1 21 1
空间群编号 int_tables_number	4
晶系 crystal_system	—

分辨率 resolution	2.300 Å
最低分辨率 resolution_low	63.290 Å
R 因子 r_factor	0.1920
R_work r_work	0.1900
R_free r_free	0.2200

fit	/app/data/saxs_computation/f3/2f3f/2f3f.fit
pddf	/app/data/pr_computation/f3/2f3f/2f3f.pr.out
profile	/app/data/saxs_computation/f3/2f3f/2f3f.dat

Crystal Structure of the Bace complex with BDF488, a macrocyclic inhibitor

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

1. 结构基本信息 1. Structure Basics

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

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

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

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

衍射实验 Diffraction