1nbu

7,8-Dihydroneopterin Aldolase Complexed with Product From Mycobacterium Tuberculosis

Method: X-RAY DIFFRACTION D_max: 80.9 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	1nbu
沉积日期 deposition_date	2002-12-03
结构标题 title	7,8-Dihydroneopterin Aldolase Complexed with Product From Mycobacterium Tuberculosis
关键词 keywords	;anti-parallel, beta-sheet, two alpha helices, Structural Genomics, PSI, Protein Structure Initiative, TB Structural Genomics Consortium, TBSGC, LYASE ;; LYASE
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	29.68 Å
回转半径 Rg (电子) rg_electron	28.21 Å
零角强度 I(0) i0	194862000.00
分子量 molecular_weight	105960.0 kDa
排除体积 excluded_volume	130970 Å³
包络体积 envelope_volume	161440 Å³
水化壳体积 shell_volume	45537 Å³
包络直径 envelope_diameter	83.7 Å
壳层 Rg shell_rg	37.36 Å
包络 Rg envelope_rg	27.47 Å
形状 Rg shape_rg	28.19 Å
总 Rg total_rg	29.08 Å
总原子数 total_atoms	7488
残基数 n_residues	944
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	80.9 Å
Rg (实空间) rg_real	29.40 Å
Rg 误差 (实空间) rg_real_error	0.28 Å
I(0) (实空间) i0_real	1.9490e+08
I(0) 误差 (实空间) i0_real_error	2.4100e+06
Rg (倒空间) rg_reciprocal	29.52 Å
I(0) (倒空间) i0_reciprocal	194900000.0000
解质量估计 total_estimate	0.8930
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	41.2 Å
偏度 Skewness skewness	-0.089
峰度 Kurtosis kurtosis	-0.561
角度范围 angular_range	— – 0.2650 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	103400000.0000
实空间数据点数 n_real_points	54
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.967; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.725

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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 (5)

Entity 1 polymer

描述 description	Probable dihydroneopterin aldolase
分子量 formula_weight	13251.9 kDa
EC 编号 ec_number	4.1.2.25
来源方法 src_method	man
拷贝数 entity_count	5

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,E,F,G,H
原子数 atom_count	7988

MADRIELRGLTVHGRHGVYDHERVAGQRFVIDVTVWIDLAEAANSDDLADTYDYVRLASRAAEIVAGPPRKLIETVGAEIADHVMDDQRVHAVEVAVHKPQAPIPQTFDDVAVVIRRSR

来源 Source

来源生物 organism	Mycobacterium tuberculosis
NCBI 分类编号 ncbi_taxonomy_id	1773
宿主生物 host_organism	Escherichia coli BL21(DE3)

Entity 2 polymer

描述 description	Probable dihydroneopterin aldolase
分子量 formula_weight	13207.9 kDa
EC 编号 ec_number	4.1.2.25
突变 mutation	D19A
来源方法 src_method	man
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	B,D

MADRIELRGLTVHGRHGVYAHERVAGQRFVIDVTVWIDLAEAANSDDLADTYDYVRLASRAAEIVAGPPRKLIETVGAEIADHVMDDQRVHAVEVAVHKPQAPIPQTFDDVAVVIRRSR

来源 Source

来源生物 organism	Mycobacterium tuberculosis
NCBI 分类编号 ncbi_taxonomy_id	1773
宿主生物 host_organism	Escherichia coli

Entity 3 polymer

描述 description	Probable dihydroneopterin aldolase
分子量 formula_weight	13115.8 kDa
EC 编号 ec_number	4.1.2.25
突变 mutation	Y18A, D19A
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	C

MADRIELRGLTVHGRHGVAAHERVAGQRFVIDVTVWIDLAEAANSDDLADTYDYVRLASRAAEIVAGPPRKLIETVGAEIADHVMDDQRVHAVEVAVHKPQAPIPQTFDDVAVVIRRSR

来源 Source

来源生物 organism	Mycobacterium tuberculosis
NCBI 分类编号 ncbi_taxonomy_id	1773
宿主生物 host_organism	Escherichia coli

Entity 4 non-polymer

描述 description	2-AMINO-6-HYDROXYMETHYL-7,8-DIHYDRO-3H-PTERIDIN-4-ONE
分子量 formula_weight	195.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

Entity 5 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	470

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6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

结构域编号 domain_id	d1nbua_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbub_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbuc_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbud_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbue_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbuf_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbug_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

结构域编号 domain_id	d1nbuh_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.96 — T-fold
超家族 Superfamily superfamily	d.96.1 — Tetrahydrobiopterin biosynthesis enzymes-like
家族 Family family	d.96.1.3 — DHN aldolase/epimerase

CATH v4.4 (8 domains)

结构域编号 domain_id	1nbuA00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuB00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuC00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuD00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuE00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuF00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuG00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

结构域编号 domain_id	1nbuH00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1130 — GTP Cyclohydrolase I, domain 2
同源超家族 H-superfamily homologous superfamily	10 — GTP cyclohydrolase I, C-terminal domain/NADPH-dependent 7-cyano-7-deazaguanine reductase, N-terminal domain

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7. 引用文献 (1)

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晶胞边长 a length_a	78.560 Å
晶胞边长 b length_b	85.150 Å
晶胞边长 c length_c	74.790 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	112.69 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	10

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	1.600 Å
最低分辨率 resolution_low	10.000 Å
R 因子 r_factor	0.1770
R_work r_work	0.1660
R_free r_free	0.2570

fit	/app/data/saxs_computation/nb/1nbu/1nbu.fit
pddf	/app/data/pr_computation/nb/1nbu/1nbu.pr.out
profile	/app/data/saxs_computation/nb/1nbu/1nbu.dat

7,8-Dihydroneopterin Aldolase Complexed with Product From Mycobacterium Tuberculosis

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

5. 实体与聚合体信息 (5)

Entity 1 polymer

聚合体 Polymer

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

Entity 3 polymer

聚合体 Polymer

来源 Source

Entity 4 non-polymer

Entity 5 water

6. 折叠分类 (SCOP + CATH) 16 domains

SCOP 2.08 (8 domains)

CATH v4.4 (8 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)