1xmn

Crystal structure of thrombin bound to heparin

Method: X-RAY DIFFRACTION D_max: 120.9 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	1xmn
沉积日期 deposition_date	2004-10-04
结构标题 title	Crystal structure of thrombin bound to heparin
关键词 keywords	BLOOD CLOTTING, HYDROLASE-HYDROLASE INHIBITOR complex; HYDROLASE/HYDROLASE INHIBITOR
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	39.97 Å
回转半径 Rg (电子) rg_electron	39.63 Å
零角强度 I(0) i0	562663000.00
分子量 molecular_weight	128410.0 kDa
排除体积 excluded_volume	123530 Å³
包络体积 envelope_volume	230570 Å³
水化壳体积 shell_volume	47756 Å³
包络直径 envelope_diameter	121.8 Å
壳层 Rg shell_rg	46.72 Å
包络 Rg envelope_rg	38.48 Å
形状 Rg shape_rg	39.68 Å
总 Rg total_rg	39.82 Å
总原子数 total_atoms	9666
残基数 n_residues	969
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	120.9 Å
Rg (实空间) rg_real	39.85 Å
Rg 误差 (实空间) rg_real_error	1.11 Å
I(0) (实空间) i0_real	5.6270e+08
I(0) 误差 (实空间) i0_real_error	9.4520e+06
Rg (倒空间) rg_reciprocal	39.93 Å
I(0) (倒空间) i0_reciprocal	562700000.0000
解质量估计 total_estimate	0.8293
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	60.4 Å
偏度 Skewness skewness	0.076
峰度 Kurtosis kurtosis	-0.788
角度范围 angular_range	— – 0.2000 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	335400000.0000
实空间数据点数 n_real_points	41
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.933; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; 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 (11)

Entity 1 polymer

描述 description	Thrombin light chain
分子量 formula_weight	4096.5 kDa
EC 编号 ec_number	3.4.21.5
来源方法 src_method	nat
拷贝数 entity_count	4

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,C,E,G
原子数 atom_count	10416

TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR

Entity 2 polymer

描述 description	Thrombin heavy chain
分子量 formula_weight	29780.2 kDa
EC 编号 ec_number	3.4.21.5
来源方法 src_method	nat
拷贝数 entity_count	4

聚合体 Polymer

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

IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQFGE

Entity 3 branched

描述 description	;2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid ;
分子量 formula_weight	1750.4 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 4 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	424.4 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 5 branched

描述 description	;2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose ;
分子量 formula_weight	1494.2 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 6 branched

描述 description	2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	424.4 kDa
来源方法 src_method	man
拷贝数 entity_count	2

Entity 7 branched

描述 description	;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	910.8 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 8 non-polymer

描述 description	D-phenylalanyl-N-[(2S,3S)-6-{[amino(iminio)methyl]amino}-1-chloro-2-hydroxyhexan-3-yl]-L-prolinamide
分子量 formula_weight	454.0 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 9 non-polymer

描述 description	SODIUM ION
分子量 formula_weight	23.0 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 10 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	8

Entity 11 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	750

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6. 折叠分类 (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

结构域编号 domain_id	d1xmn.1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.47 — Trypsin-like serine proteases
超家族 Superfamily superfamily	b.47.1 — Trypsin-like serine proteases
家族 Family family	b.47.1.2 — Eukaryotic proteases

结构域编号 domain_id	d1xmn.2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.47 — Trypsin-like serine proteases
超家族 Superfamily superfamily	b.47.1 — Trypsin-like serine proteases
家族 Family family	b.47.1.2 — Eukaryotic proteases

结构域编号 domain_id	d1xmn.3
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.47 — Trypsin-like serine proteases
超家族 Superfamily superfamily	b.47.1 — Trypsin-like serine proteases
家族 Family family	b.47.1.2 — Eukaryotic proteases

结构域编号 domain_id	d1xmn.4
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.47 — Trypsin-like serine proteases
超家族 Superfamily superfamily	b.47.1 — Trypsin-like serine proteases
家族 Family family	b.47.1.2 — Eukaryotic proteases

CATH v4.4 (8 domains)

结构域编号 domain_id	1xmnB01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnB02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnD01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnD02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnF01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnF02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnH01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

结构域编号 domain_id	1xmnH02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	10 — Thrombin, subunit H
同源超家族 H-superfamily homologous superfamily	10 — Trypsin-like serine proteases

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7. 引用文献 (1)

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晶胞边长 a length_a	80.907 Å
晶胞边长 b length_b	80.841 Å
晶胞边长 c length_c	114.144 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	101.05 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	8

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	1.850 Å
最低分辨率 resolution_low	36.600 Å
R 因子 r_factor	0.2090
R_work r_work	0.2090
R_free r_free	0.2340

fit	/app/data/saxs_computation/xm/1xmn/1xmn.fit
pddf	/app/data/pr_computation/xm/1xmn/1xmn.pr.out
profile	/app/data/saxs_computation/xm/1xmn/1xmn.dat

Crystal structure of thrombin bound to heparin

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 (11)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 branched

Entity 4 branched

Entity 5 branched

Entity 6 branched

Entity 7 branched

Entity 8 non-polymer

Entity 9 non-polymer

Entity 10 non-polymer

Entity 11 water

6. 折叠分类 (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

CATH v4.4 (8 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)