2d80

Crystal structure of PHB depolymerase from Penicillium funiculosum

Method: X-RAY DIFFRACTION D_max: 60.5 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

下载 Download SAXS (.dat) P(r) (.pr.out) CIF

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	2d80
沉积日期 deposition_date	2005-11-30
结构标题 title	Crystal structure of PHB depolymerase from Penicillium funiculosum
关键词 keywords	alpha/beta hydrolase fold, circular permutation, 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	19.20 Å
回转半径 Rg (电子) rg_electron	18.00 Å
零角强度 I(0) i0	21668500.00
分子量 molecular_weight	34408.0 kDa
排除体积 excluded_volume	42398 Å³
包络体积 envelope_volume	45937 Å³
水化壳体积 shell_volume	20686 Å³
包络直径 envelope_diameter	63.5 Å
壳层 Rg shell_rg	25.10 Å
包络 Rg envelope_rg	18.40 Å
形状 Rg shape_rg	17.97 Å
总 Rg total_rg	18.98 Å
总原子数 total_atoms	2418
残基数 n_residues	318
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	60.5 Å
Rg (实空间) rg_real	19.04 Å
Rg 误差 (实空间) rg_real_error	0.28 Å
I(0) (实空间) i0_real	2.1670e+07
I(0) 误差 (实空间) i0_real_error	2.5670e+05
Rg (倒空间) rg_reciprocal	19.07 Å
I(0) (倒空间) i0_reciprocal	21670000.0000
解质量估计 total_estimate	0.8898
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	25.2 Å
偏度 Skewness skewness	0.088
峰度 Kurtosis kurtosis	-0.431
角度范围 angular_range	— – 0.4150 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	4592000.0000
实空间数据点数 n_real_points	73
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.866; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.978

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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	PHB depolymerase
分子量 formula_weight	33526.0 kDa
EC 编号 ec_number	3.1.1.75
来源方法 src_method	nat
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	2658

TALPAFNVNPNSVSVSGLSSGGYMAAQLGVAYSDVFNVGFGVFAGGPYDCARNQYYTSCMYNGYPSITTPTANMKSWSGNQIASVANLGQRKIYMWTGSSDTTVGPNVMNQLKAQLGNFDNSANVSYVTTTGAVHTFPTDFNGAGDNSCSLSTSPYISNCNYDGAGAALKWIYGSLNARNTGTLSGSVLSFAQSGSYGANGMDTTGYLYVPQSCASGATVCSLHVALHGCLQSYSSIGSRFIQNTGYNKWADTNNMIILYPQAIPDYTIHAIWNGGVLSNPNGCWDWVGWYGSNADQIGGVQMAAIVGQVKQIVSGFQ

Entity 2 branched

描述 description	;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	910.8 kDa
来源方法 src_method	man
拷贝数 entity_count	1

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	240

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6. 折叠分类 (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

结构域编号 domain_id	d2d80a1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.69 — alpha/beta-Hydrolases
超家族 Superfamily superfamily	c.69.1 — alpha/beta-Hydrolases
家族 Family family	c.69.1.37 — PHB depolymerase-like

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7. 引用文献 (1)

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晶胞边长 a length_a	49.507 Å
晶胞边长 b length_b	68.876 Å
晶胞边长 c length_c	38.733 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	107.86 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	2

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	1.700 Å
最低分辨率 resolution_low	38.890 Å
R 因子 r_factor	0.1740
R_work r_work	0.1740
R_free r_free	0.2040

fit	/app/data/saxs_computation/d8/2d80/2d80.fit
pddf	/app/data/pr_computation/d8/2d80/2d80.pr.out
profile	/app/data/saxs_computation/d8/2d80/2d80.dat

Crystal structure of PHB depolymerase from Penicillium funiculosum

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