1jkj

E. coli SCS

Method: X-RAY DIFFRACTION D_max: 115.6 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	1jkj
沉积日期 deposition_date	2001-07-12
结构标题 title	E. coli SCS
关键词 keywords	CITRIC ACID CYCLE, HETEROTETRAMER, LIGASE, ATP-grasp fold, Rossmann Fold; LIGASE
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	35.31 Å
回转半径 Rg (电子) rg_electron	35.17 Å
零角强度 I(0) i0	316527000.00
分子量 molecular_weight	144160.0 kDa
排除体积 excluded_volume	180780 Å³
包络体积 envelope_volume	218710 Å³
水化壳体积 shell_volume	51544 Å³
包络直径 envelope_diameter	118.4 Å
壳层 Rg shell_rg	42.04 Å
包络 Rg envelope_rg	34.66 Å
形状 Rg shape_rg	35.17 Å
总 Rg total_rg	35.61 Å
总原子数 total_atoms	10098
残基数 n_residues	1347
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	115.6 Å
Rg (实空间) rg_real	35.32 Å
Rg 误差 (实空间) rg_real_error	0.78 Å
I(0) (实空间) i0_real	3.1650e+08
I(0) 误差 (实空间) i0_real_error	5.3770e+06
Rg (倒空间) rg_reciprocal	35.32 Å
I(0) (倒空间) i0_reciprocal	316500000.0000
解质量估计 total_estimate	0.8852
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	0
主峰位置 r_peak_primary	— Å
偏度 Skewness skewness	0.355
峰度 Kurtosis kurtosis	-0.397
角度范围 angular_range	— – 0.2250 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	79770000.0000
实空间数据点数 n_real_points	46
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.885; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.849

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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 (7)

Entity 1 polymer

描述 description	succinyl-CoA synthetase alpha subunit
分子量 formula_weight	29679.2 kDa
EC 编号 ec_number	6.2.1.5
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	A,D
原子数 atom_count	10691

SILIDKNTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGTTHLGLPVFNTVREAVAATGATASVIYVPAPFCKDSILEAIDAGIKLIITITEGIPTLDMLTVKVKLDEAGVRMIGPNCPGVITPGECKIGIQPGHIHKPGKVGIVSRSGTLTYEAVKQTTDYGFGQSTCVGIGGDPIPGSNFIDILEMFEKDPQTEAIVMIGEIGGSAEEEAAAYIKEHVTKPVVGYIAGVTAPKGKRMGHAGAIIAGGKGTADEKFAALEAAGVKTVRSLADIGEALKTVLK

来源 Source

来源生物 organism	Escherichia coli
NCBI 分类编号 ncbi_taxonomy_id	562
宿主生物 host_organism	Escherichia coli

Entity 2 polymer

描述 description	succinyl-CoA synthetase beta subunit
分子量 formula_weight	41438.5 kDa
EC 编号 ec_number	6.2.1.5
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,E

MNLHEYQAKQLFARYGLPAPVGYACTTPREAEEAASKIGAGPWVVKCQVHAGGRGKAGGVKVVNSKEDIRAFAENWLGKRLVTYQTDANGQPVNQILVEAATDIAKELYLGAVVDRSSRRVVFMASTEGGVEIEKVAEETPHLIHKVALDPLTGPMPYQGRELAFKLGLEGKLVQQFTKIFMGLATIFLERDLALIEINPLVITKQGDLICLDGKLGADGNALFRQPDLREMRDQSQEDPREAQAAQWELNYVALDGNIGCMVNGAGLAMGTMDIVKLHGGEPANFLDVGGGATKERVTEAFKIILSDDKVKAVLVNIFGGIVRCDLIADGIIGAVAEVGVNVPVVVRLEGNNAELGAKKLADSGLNIIAAKGLTDAAQQVVAAVEGK

来源 Source

来源生物 organism	Escherichia coli
NCBI 分类编号 ncbi_taxonomy_id	562
宿主生物 host_organism	Escherichia coli

Entity 3 non-polymer

描述 description	PHOSPHATE ION
分子量 formula_weight	95.0 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 4 non-polymer

描述 description	COENZYME A
分子量 formula_weight	767.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 5 non-polymer

描述 description	GLYCEROL
分子量 formula_weight	92.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 6 non-polymer

描述 description	SULFATE ION
分子量 formula_weight	96.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 7 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	593

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6. 折叠分类 (SCOP + CATH) 18 domains

SCOP 2.08 (8 domains)

结构域编号 domain_id	d1jkja1
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.2.1.8 — CoA-binding domain

结构域编号 domain_id	d1jkja2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.4 — Succinyl-CoA synthetase domains
家族 Family family	c.23.4.1 — Succinyl-CoA synthetase domains

结构域编号 domain_id	d1jkjb1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.4 — Succinyl-CoA synthetase domains
家族 Family family	c.23.4.1 — Succinyl-CoA synthetase domains

结构域编号 domain_id	d1jkjb2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.142 — ATP-grasp
超家族 Superfamily superfamily	d.142.1 — Glutathione synthetase ATP-binding domain-like
家族 Family family	d.142.1.4 — Succinyl-CoA synthetase, beta-chain, N-terminal domain

结构域编号 domain_id	d1jkjd1
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.2.1.8 — CoA-binding domain

结构域编号 domain_id	d1jkjd2
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.4 — Succinyl-CoA synthetase domains
家族 Family family	c.23.4.1 — Succinyl-CoA synthetase domains

结构域编号 domain_id	d1jkje1
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.23 — Flavodoxin-like
超家族 Superfamily superfamily	c.23.4 — Succinyl-CoA synthetase domains
家族 Family family	c.23.4.1 — Succinyl-CoA synthetase domains

结构域编号 domain_id	d1jkje2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.142 — ATP-grasp
超家族 Superfamily superfamily	d.142.1 — Glutathione synthetase ATP-binding domain-like
家族 Family family	d.142.1.4 — Succinyl-CoA synthetase, beta-chain, N-terminal domain

CATH v4.4 (10 domains)

结构域编号 domain_id	1jkjA01
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	1jkjA02
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	261 — Succinyl-CoA synthetase domains

结构域编号 domain_id	1jkjB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	470 — D-amino Acid Aminotransferase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	20 — ATP-grasp fold, B domain

结构域编号 domain_id	1jkjB02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1490 — Dna Ligase; domain 1
同源超家族 H-superfamily homologous superfamily	20 — ATP-grasp fold, A domain

结构域编号 domain_id	1jkjB03
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	261 — Succinyl-CoA synthetase domains

结构域编号 domain_id	1jkjD01
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	1jkjD02
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	261 — Succinyl-CoA synthetase domains

结构域编号 domain_id	1jkjE01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	470 — D-amino Acid Aminotransferase; Chain A, domain 1
同源超家族 H-superfamily homologous superfamily	20 — ATP-grasp fold, B domain

结构域编号 domain_id	1jkjE02
类 Class class	3 — Alpha Beta
架构 Architecture architecture	30 — 2-Layer Sandwich
拓扑 Topology topology	1490 — Dna Ligase; domain 1
同源超家族 H-superfamily homologous superfamily	20 — ATP-grasp fold, A domain

结构域编号 domain_id	1jkjE03
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	261 — Succinyl-CoA synthetase domains

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7. 引用文献 (1)

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晶胞边长 a length_a	96.630 Å
晶胞边长 b length_b	96.630 Å
晶胞边长 c length_c	386.800 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.00 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	16

空间群 space_group	P 43 2 2
空间群编号 int_tables_number	95
晶系 crystal_system	—

分辨率 resolution	2.350 Å
最低分辨率 resolution_low	19.640 Å
R 因子 r_factor	0.1930
R_work r_work	0.1920
R_free r_free	0.2380

fit	/app/data/saxs_computation/jk/1jkj/1jkj.fit
pddf	/app/data/pr_computation/jk/1jkj/1jkj.pr.out
profile	/app/data/saxs_computation/jk/1jkj/1jkj.dat

E. coli SCS

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 (7)

Entity 1 polymer

聚合体 Polymer

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

Entity 3 non-polymer

Entity 4 non-polymer

Entity 5 non-polymer

Entity 6 non-polymer

Entity 7 water

6. 折叠分类 (SCOP + CATH) 18 domains

SCOP 2.08 (8 domains)

CATH v4.4 (10 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)