2jc3

Structure of O-Acetylserine Sulfhydrylase B from Salmonella Typhimurium

Method: X-RAY DIFFRACTION D_max: 155.9 Å Quality: REASONABLE

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	2jc3
沉积日期 deposition_date	2006-12-19
结构标题 title	Structure of O-Acetylserine Sulfhydrylase B from Salmonella Typhimurium
关键词 keywords	TRANSFERASE, SULFHYDRYLASE, PYRIDOXAL PHOSPHATE, VITAMIN B6 DEPENDENT ENZYME, CYSTEINE BIOSYNTHESIS, AMINO-ACID BIOSYNTHESIS; TRANSFERASE
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	52.90 Å
回转半径 Rg (电子) rg_electron	52.80 Å
零角强度 I(0) i0	992940000.00
分子量 molecular_weight	254510.0 kDa
排除体积 excluded_volume	315670 Å³
包络体积 envelope_volume	442640 Å³
水化壳体积 shell_volume	71205 Å³
包络直径 envelope_diameter	168.2 Å
壳层 Rg shell_rg	54.61 Å
包络 Rg envelope_rg	51.51 Å
形状 Rg shape_rg	52.80 Å
总 Rg total_rg	52.86 Å
总原子数 total_atoms	17816
残基数 n_residues	2352
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	155.9 Å
Rg (实空间) rg_real	52.97 Å
Rg 误差 (实空间) rg_real_error	1.50 Å
I(0) (实空间) i0_real	9.9290e+08
I(0) 误差 (实空间) i0_real_error	2.1010e+07
Rg (倒空间) rg_reciprocal	52.81 Å
I(0) (倒空间) i0_reciprocal	992700000.0000
解质量估计 total_estimate	0.6223
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	46.8 Å
偏度 Skewness skewness	0.222
峰度 Kurtosis kurtosis	-0.805
角度范围 angular_range	— – 0.1500 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	61420000.0000
实空间数据点数 n_real_points	31
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.989; Stabil: 1.000; Sysdev: 0.062; Positv: 1.000; Valcen: 0.931; Smooth: 0.000

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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	O-ACETYLSERINE SULFHYDRYLASE B
分子量 formula_weight	32680.1 kDa
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	18444

MNTLEQTIGNTPLVKLQRIGPDNGSEIWVKLEGNNPAGSVKDRAALSMIVEAEKRGEIKPGDVLIEATSGNTGIALAMIAALKGYRMKLLMPDNMSQERRAAMRAYGAELILVTKEQGMEGARDLALAMSERGEGKLLDQFNNPDNPYAHYTTTGPEIWRQTSGRITHFVSSMGTTGTITGVSRFLREQEKPVTIVGLQPEEGSSIPGIRRWPAEYMPGIFNASLVDEVLDIHQNDAENTMRELAVREGIFCGVSSGGAVAGALRVARATPGAIVVAIICDRGDRYLSTGVFGEEHFSQGAGI

来源 Source

来源生物 organism	SALMONELLA TYPHIMURIUM
NCBI 分类编号 ncbi_taxonomy_id	602
宿主生物 host_organism	ESCHERICHIA COLI

Entity 2 non-polymer

描述 description	PYRIDOXAL-5'-PHOSPHATE
分子量 formula_weight	247.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

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	628

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6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (8 domains)

结构域编号 domain_id	d2jc3a_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3b_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3c_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3d_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3e_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3f_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3g_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

结构域编号 domain_id	d2jc3h_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.79 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
超家族 Superfamily superfamily	c.79.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes
家族 Family family	c.79.1.1 — Tryptophan synthase beta subunit-like PLP-dependent enzymes

CATH v4.4 (16 domains)

结构域编号 domain_id	2jc3A01
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	1100 —

结构域编号 domain_id	2jc3A02
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	1100 —

结构域编号 domain_id	2jc3B01
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	1100 —

结构域编号 domain_id	2jc3B02
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	1100 —

结构域编号 domain_id	2jc3C01
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	1100 —

结构域编号 domain_id	2jc3C02
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	1100 —

结构域编号 domain_id	2jc3D01
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	1100 —

结构域编号 domain_id	2jc3D02
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	1100 —

结构域编号 domain_id	2jc3E01
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	1100 —

结构域编号 domain_id	2jc3E02
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	1100 —

结构域编号 domain_id	2jc3F01
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	1100 —

结构域编号 domain_id	2jc3F02
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	1100 —

结构域编号 domain_id	2jc3G01
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	1100 —

结构域编号 domain_id	2jc3G02
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	1100 —

结构域编号 domain_id	2jc3H01
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	1100 —

结构域编号 domain_id	2jc3H02
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	1100 —

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7. 引用文献 (1)

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晶胞边长 a length_a	103.052 Å
晶胞边长 b length_b	106.948 Å
晶胞边长 c length_c	112.107 Å
晶胞夹角 α angle_alpha	95.59 °
晶胞夹角 β angle_beta	90.06 °
晶胞夹角 γ angle_gamma	117.61 °
晶胞分子数 Z z_pdb	8

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

分辨率 resolution	2.300 Å
最低分辨率 resolution_low	19.900 Å
R 因子 r_factor	0.2130
R_work r_work	0.2130
R_free r_free	0.2370

fit	/app/data/saxs_computation/jc/2jc3/2jc3.fit
pddf	/app/data/pr_computation/jc/2jc3/2jc3.pr.out
profile	/app/data/saxs_computation/jc/2jc3/2jc3.dat