2b2x

VLA1 RdeltaH I-domain complexed with a quadruple mutant of the AQC2 Fab

Method: X-RAY DIFFRACTION D_max: 119.0 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	2b2x
沉积日期 deposition_date	2005-09-19
结构标题 title	VLA1 RdeltaH I-domain complexed with a quadruple mutant of the AQC2 Fab
关键词 keywords	computational design, antibody-antigen complex, Immune system; IMMUNE SYSTEM
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	37.23 Å
回转半径 Rg (电子) rg_electron	36.88 Å
零角强度 I(0) i0	270044000.00
分子量 molecular_weight	132130.0 kDa
排除体积 excluded_volume	164910 Å³
包络体积 envelope_volume	221570 Å³
水化壳体积 shell_volume	50207 Å³
包络直径 envelope_diameter	116.9 Å
壳层 Rg shell_rg	43.06 Å
包络 Rg envelope_rg	36.09 Å
形状 Rg shape_rg	36.84 Å
总 Rg total_rg	37.40 Å
总原子数 total_atoms	9311
残基数 n_residues	1204
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	119.0 Å
Rg (实空间) rg_real	37.10 Å
Rg 误差 (实空间) rg_real_error	0.80 Å
I(0) (实空间) i0_real	2.7000e+08
I(0) 误差 (实空间) i0_real_error	4.3910e+06
Rg (倒空间) rg_reciprocal	37.18 Å
I(0) (倒空间) i0_reciprocal	270100000.0000
解质量估计 total_estimate	0.8310
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	48.2 Å
偏度 Skewness skewness	0.180
峰度 Kurtosis kurtosis	-0.533
角度范围 angular_range	— – 0.2100 Å⁻¹
当前正则化参数 α current_alpha	0.0001
最高正则化参数 α highest_alpha	26180000.0000
实空间数据点数 n_real_points	43
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; 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 (5)

Entity 1 polymer

描述 description	Integrin alpha-1
分子量 formula_weight	24986.2 kDa
突变 mutation	G217V, R218Q, Q219R, L222R
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,B
原子数 atom_count	9537

GSVSPTFQVVNSFAPVQECSTQLDIVIVLDGSNSIYPWESVIAFLNDLLKRMDIGPKQTQVGIVQYGENVTHEFNLNKYSSTEEVLVAANKIVQRGGRQTMTALGIDTARKEAFTEARGARRGVKKVMVIVTDGESHDNYRLKQVIQDCEDENIQRFSIAILGHYNRGNLSTEKFVEEIKSIASEPTEKHFFNVSDELALVTIVKALGERIFALEALERPHRD

来源 Source

来源生物 organism	Rattus norvegicus
通用名 common_name	Norway rat
NCBI 分类编号 ncbi_taxonomy_id	10116
宿主生物 host_organism	Escherichia coli

Entity 2 polymer

描述 description	Antibody AQC2 Fab
分子量 formula_weight	24222.0 kDa
突变 mutation	T50V, K64E
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	H,I

EVQLVESGGGLVQPGGSLRLSCAASGFTFSRYTMSWVRQAPGKGLEWVAVISGGGHTYYLDSVEGRFTISRDNSKNTLYLQMNSLRAEDTAVYYCTRGFGDGGYFDVWGQGTLVTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDKKIVPRDCHHHHHH

来源 Source

来源生物 organism	Mus musculus
通用名 common_name	house mouse
NCBI 分类编号 ncbi_taxonomy_id	10090
宿主生物 host_organism	Escherichia coli

Entity 3 polymer

描述 description	Antibody AQC2 Fab
分子量 formula_weight	23588.9 kDa
突变 mutation	S28Q, N52Y
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	L,M

QIQLTQSPSSLSASVGDRVTITCSASSQVNHMFWYQQKPGKAPKPWIYLTSYLASGVPSRFSGSGSGTDYTLTISSLQPEDFATYYCQQWSGNPWTFGQGTKVEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC

来源 Source

来源生物 organism	Mus musculus
通用名 common_name	house mouse
NCBI 分类编号 ncbi_taxonomy_id	10090
宿主生物 host_organism	Escherichia coli

Entity 4 non-polymer

描述 description	MAGNESIUM ION
分子量 formula_weight	24.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

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	226

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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	d2b2xa_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.62 — vWA-like
超家族 Superfamily superfamily	c.62.1 — vWA-like
家族 Family family	c.62.1.1 — Integrin A (or I) domain

结构域编号 domain_id	d2b2xb_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.62 — vWA-like
超家族 Superfamily superfamily	c.62.1 — vWA-like
家族 Family family	c.62.1.1 — Integrin A (or I) domain

结构域编号 domain_id	d2b2xh_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d2b2xi_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.1 — V set domains (antibody variable domain-like)

结构域编号 domain_id	d2b2xl1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d2b2xl2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

结构域编号 domain_id	d2b2xm1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.0 — automated matches

结构域编号 domain_id	d2b2xm2
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamily	b.1.1 — Immunoglobulin
家族 Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

CATH v4.4 (10 domains)

结构域编号 domain_id	2b2xA00
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	410 — von Willebrand factor, type A domain

结构域编号 domain_id	2b2xB00
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	410 — von Willebrand factor, type A domain

结构域编号 domain_id	2b2xH01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xH02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xI01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xI02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xL01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xL02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xM01
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

结构域编号 domain_id	2b2xM02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily	10 — Immunoglobulins

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7. 引用文献 (1)

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晶胞边长 a length_a	106.120 Å
晶胞边长 b length_b	43.680 Å
晶胞边长 c length_c	153.880 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	104.10 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	4

空间群 space_group	P 1 2 1
空间群编号 int_tables_number	3
晶系 crystal_system	—

分辨率 resolution	2.200 Å
最低分辨率 resolution_low	35.000 Å
R 因子 r_factor	0.2410
R_work r_work	0.2380
R_free r_free	0.2720

fit	/app/data/saxs_computation/b2/2b2x/2b2x.fit
pddf	/app/data/pr_computation/b2/2b2x/2b2x.pr.out
profile	/app/data/saxs_computation/b2/2b2x/2b2x.dat

VLA1 RdeltaH I-domain complexed with a quadruple mutant of the AQC2 Fab

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 (5)

Entity 1 polymer

聚合体 Polymer

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

Entity 3 polymer

聚合体 Polymer

来源 Source

Entity 4 non-polymer

Entity 5 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)