1w0c

Inhibition of Leishmania major pteridine reductase (PTR1) by 2,4,6-triaminoquinazoline; structure of the NADP ternary complex.

Method: X-RAY DIFFRACTION D_max: 161.6 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	1w0c
沉积日期 deposition_date	2004-06-02
结构标题 title	Inhibition of Leishmania major pteridine reductase (PTR1) by 2,4,6-triaminoquinazoline; structure of the NADP ternary complex.
关键词 keywords	;OXIDOREDUCTASE, ENZYME INHIBITOR, PTERIN, SHORT-CHAIN REDUCTASE, LEISHMANIA, METHOTREXATE, TRYPANOSOMA, NADP, METHOTREXATE RESISTANCE ;; OXIDOREDUCTASE
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	47.47 Å
回转半径 Rg (电子) rg_electron	47.49 Å
零角强度 I(0) i0	831104000.00
分子量 molecular_weight	233020.0 kDa
排除体积 excluded_volume	289150 Å³
包络体积 envelope_volume	376750 Å³
水化壳体积 shell_volume	65761 Å³
包络直径 envelope_diameter	165.0 Å
壳层 Rg shell_rg	51.82 Å
包络 Rg envelope_rg	46.86 Å
形状 Rg shape_rg	47.51 Å
总 Rg total_rg	47.59 Å
总原子数 total_atoms	16341
残基数 n_residues	2130
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	161.6 Å
Rg (实空间) rg_real	47.78 Å
Rg 误差 (实空间) rg_real_error	1.97 Å
I(0) (实空间) i0_real	8.3110e+08
I(0) 误差 (实空间) i0_real_error	1.8470e+07
Rg (倒空间) rg_reciprocal	47.47 Å
I(0) (倒空间) i0_reciprocal	830800000.0000
解质量估计 total_estimate	0.8376
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	44.1 Å
偏度 Skewness skewness	0.403
峰度 Kurtosis kurtosis	-0.647
角度范围 angular_range	— – 0.1650 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	122200000.0000
实空间数据点数 n_real_points	34
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.736; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.911; Smooth: 0.764

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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 (4)

Entity 1 polymer

描述 description	PTERIDINE REDUCTASE
分子量 formula_weight	32647.0 kDa
EC 编号 ec_number	1.5.1.33
来源方法 src_method	man
拷贝数 entity_count	8

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F,G,H
原子数 atom_count	17458

LMPTERIDINEREDCTASEMTAPTVPVALVTGAAKRLGRSIAEGLHAEGYAVCLHYHRSAAEANALSATLNARRPNSAITVQADLSNVATAPVSGADGSAPVTLFTRCAELVAACYTHWGRCDVLVNNASSFYPTPLLRNDEDGHEPCVGDREAMETATADLFGSNAIAPYFLIKAFAHRVAGTPAKHRGTNYSIINMVDAMTNQPLLGYTIYTMAKGALEGLTRSAALELAPLQIRVNGVGPGLSVLVDDMPPAVWEGHRSKVPLYQRDSSAAEVSDVVIFLCSSKAKYITGTCVKVDGGYSLTRA

来源 Source

来源生物 organism	LEISHMANIA MAJOR
NCBI 分类编号 ncbi_taxonomy_id	5664
宿主生物 host_organism	ESCHERICHIA COLI

Entity 2 non-polymer

描述 description	NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
分子量 formula_weight	743.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

Entity 3 non-polymer

描述 description	2,4,6-TRIAMINOQUINAZOLINE
分子量 formula_weight	175.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	9

Entity 4 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	1117

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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	d1w0ca_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0cb_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0cc_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0cd_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0ce_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0cf_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0cg_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

结构域编号 domain_id	d1w0ch_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.2 — NAD(P)-binding Rossmann-fold domains
超家族 Superfamily superfamily	c.2.1 — NAD(P)-binding Rossmann-fold domains
家族 Family family	c.2.1.2 — Tyrosine-dependent oxidoreductases

CATH v4.4 (8 domains)

结构域编号 domain_id	1w0cA00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cB00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cC00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cD00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cE00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cF00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cG00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

结构域编号 domain_id	1w0cH00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily	720 — NAD(P)-binding Rossmann-like Domain

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7. 引用文献 (1)

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晶胞边长 a length_a	95.851 Å
晶胞边长 b length_b	102.945 Å
晶胞边长 c length_c	146.707 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	108.32 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	16

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	2.600 Å
最低分辨率 resolution_low	30.000 Å
R 因子 r_factor	—
R_work r_work	0.2670
R_free r_free	0.3370

fit	/app/data/saxs_computation/w0/1w0c/1w0c.fit
pddf	/app/data/pr_computation/w0/1w0c/1w0c.pr.out
profile	/app/data/saxs_computation/w0/1w0c/1w0c.dat