2j3n

X-ray structure of human thioredoxin reductase 1

Method: X-RAY DIFFRACTION D_max: 198.4 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	2j3n
沉积日期 deposition_date	2006-08-22
结构标题 title	X-ray structure of human thioredoxin reductase 1
关键词 keywords	;FAD, NADP, HUMAN, SELENIUM, CYTOPLASM, FLAVOPROTEIN, REDOX REGULATION, ELECTRON TRANSPORT, OXIDOREDUCTASE, SELENOCYSTEINE, PHOSPHORYLATION, PYRIDINE NUCLEOTIDE DEPENDENT DISULFIDE REDUCTASE, REDOX-ACTIVE CENTER ;; 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	55.55 Å
回转半径 Rg (电子) rg_electron	56.30 Å
零角强度 I(0) i0	1594700000.00
分子量 molecular_weight	331240.0 kDa
排除体积 excluded_volume	413830 Å³
包络体积 envelope_volume	561620 Å³
水化壳体积 shell_volume	88798 Å³
包络直径 envelope_diameter	212.8 Å
壳层 Rg shell_rg	53.00 Å
包络 Rg envelope_rg	55.58 Å
形状 Rg shape_rg	56.30 Å
总 Rg total_rg	56.20 Å
总原子数 total_atoms	23250
残基数 n_residues	2931
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	198.4 Å
Rg (实空间) rg_real	56.12 Å
Rg 误差 (实空间) rg_real_error	2.84 Å
I(0) (实空间) i0_real	1.5950e+09
I(0) 误差 (实空间) i0_real_error	3.6510e+07
Rg (倒空间) rg_reciprocal	55.07 Å
I(0) (倒空间) i0_reciprocal	1592000000.0000
解质量估计 total_estimate	0.7961
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	49.6 Å
偏度 Skewness skewness	0.630
峰度 Kurtosis kurtosis	-0.149
角度范围 angular_range	— – 0.1400 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	179900000.0000
实空间数据点数 n_real_points	29
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.639; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.853; Smooth: 0.581

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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	THIOREDOXIN REDUCTASE 1
分子量 formula_weight	56941.9 kDa
EC 编号 ec_number	1.8.1.9
来源方法 src_method	man
拷贝数 entity_count	6

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F
原子数 atom_count	23294

MGSSHHHHHHSSGLVPRGSHMNGPEDLPKSYDYDLIIIGGGSGGLAAAKEAAQYGKKVMVLDFVTPTPLGTRWGLGGTCVNVGCIPKKLMHQAALLGQALQDSRNYGWKVEETVKHDWDRMIEAVQNHIGSLNWGYRVALREKKVVYENAYGQFIGPHRIKATNNKGKEKIYSAERFLIATGERPRYLGIPGDKEYCISSDDLFSLPYCPGKTLVVGASYVALECAGFLAGIGLDVTVMVRSILLRGFDQDMANKIGEHMEEHGIKFIRQFVPIKVEQIEAGTPGRLRVVAQSTNSEEIIEGEYNTVMLAIGRDACTRKIGLETVGVKINEKTGKIPVTDEEQTNVPYIYAIGDILEDKVELTPVAIQAGRLLAQRLYAGSTVKCDYENVPTTVFTPLEYGACGLSEEKAVEKFGEENIEVYHSYFWPLEWTIPSRDNNKCYAKIICNTKDNERVVGFHVLGPNAGEVTQGFAAALKCGLTKKQLDSTIGIHPVCAEVFTTLSVTKRSGASILQAGCCG

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 M15

Entity 2 non-polymer

描述 description	FLAVIN-ADENINE DINUCLEOTIDE
分子量 formula_weight	785.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	6

Entity 3 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	6

Entity 4 non-polymer

描述 description	(4S)-2-METHYL-2,4-PENTANEDIOL
分子量 formula_weight	118.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	5

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	44

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6. 折叠分类 (SCOP + CATH) 18 domains

CATH v4.4 (18 domains)

结构域编号 domain_id	2j3nA01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nA02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nA03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

结构域编号 domain_id	2j3nB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nB02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nB03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

结构域编号 domain_id	2j3nC01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nC02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nC03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

结构域编号 domain_id	2j3nD01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nD02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nD03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

结构域编号 domain_id	2j3nE01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nE02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nE03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

结构域编号 domain_id	2j3nF01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nF02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	50 — 3-Layer(bba) Sandwich
拓扑 Topology topology	50 — FAD/NAD(P)-binding domain
同源超家族 H-superfamily homologous superfamily	60 — FAD/NAD(P)-binding domain

结构域编号 domain_id	2j3nF03
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	390 — Enolase-like; domain 1
同源超家族 H-superfamily homologous superfamily	30 — FAD/NAD-linked reductase, C-terminal dimerisation domain

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7. 引用文献 (1)

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晶胞边长 a length_a	144.630 Å
晶胞边长 b length_b	90.640 Å
晶胞边长 c length_c	166.600 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	112.46 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	12

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	2.800 Å
最低分辨率 resolution_low	15.000 Å
R 因子 r_factor	0.2490
R_work r_work	0.2490
R_free r_free	0.2870

fit	/app/data/saxs_computation/j3/2j3n/2j3n.fit
pddf	/app/data/pr_computation/j3/2j3n/2j3n.pr.out
profile	/app/data/saxs_computation/j3/2j3n/2j3n.dat