9cyj

Cryo-EM structure of FNI9 IgG in complex with influenza virus neuraminidase from A/Kansas/14/2017 (H3N2)

Method: ELECTRON MICROSCOPY D_max: 124.4 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	9cyj
沉积日期 deposition_date	2024-08-02
最后修订 last_revision	2025-08-13
结构标题 title	Cryo-EM structure of FNI9 IgG in complex with influenza virus neuraminidase from A/Kansas/14/2017 (H3N2)
关键词 keywords	Neuraminidase, Hydrolase, Antibody complex, VIRAL PROTEIN, VIRAL PROTEIN-IMMUNE SYSTEM complex; VIRAL PROTEIN/IMMUNE SYSTEM
实验方法 method	ELECTRON MICROSCOPY

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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	38.37 Å
回转半径 Rg (电子) rg_electron	37.83 Å
零角强度 I(0) i0	721995000.00
分子量 molecular_weight	209310.0 kDa
排除体积 excluded_volume	257280 Å³
包络体积 envelope_volume	316010 Å³
水化壳体积 shell_volume	66905 Å³
包络直径 envelope_diameter	137.1 Å
壳层 Rg shell_rg	45.63 Å
包络 Rg envelope_rg	38.09 Å
形状 Rg shape_rg	37.79 Å
总 Rg total_rg	38.34 Å
总原子数 total_atoms	14656
残基数 n_residues	1792
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	124.4 Å
Rg (实空间) rg_real	38.27 Å
Rg 误差 (实空间) rg_real_error	1.00 Å
I(0) (实空间) i0_real	7.2200e+08
I(0) 误差 (实空间) i0_real_error	1.1990e+07
Rg (倒空间) rg_reciprocal	38.33 Å
I(0) (倒空间) i0_reciprocal	722000000.0000
解质量估计 total_estimate	0.6193
解质量评级 solution_quality	REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	48.5 Å
偏度 Skewness skewness	0.289
峰度 Kurtosis kurtosis	-0.336
角度范围 angular_range	— – 0.2050 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	214300000.0000
实空间数据点数 n_real_points	42
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.886; Stabil: 0.999; Sysdev: 0.132; Positv: 1.000; Valcen: 0.997; 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 (9)

Entity 1 polymer

描述 description	Neuraminidase
分子量 formula_weight	52145.5 kDa
EC 编号 ec_number	3.2.1.18
来源方法 src_method	man
拷贝数 entity_count	4

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	C,B,A,D
原子数 atom_count	14656

MDAMKRGLCCVLLLCGAVFVSPHHHHHHGSSSSDYSDLQRVKQELLEEVKKELQKVKEEIIEAFVQELRKRGSENLYFQSGSEYRNWSKPQCGITGFAPFSKDNSIRLSAGGDIWVTREPYVSCDPDKCYQFALGQGTTINNVHSNNTARDRTPHRTLLMNELGVPFHLGTKQVCIAWSSSSCHDGKAWLHVCITGDDKNATASFIYNGRLVDSVVSWSKDILRTQESECVCINGTCTVVMTDGNATGKADTKILFIEEGKIVHTSKLSGSAQHVEECSCYPRYPGVRCVCRDNWKGSNRPIVDINIKDHSIVSSYVCSGLVGDTPRKTDSSSSSHCLNPNNEKGGHGVKGWAFDDGNDVWMGRTINETSRLGYETFKVVEGWSNPKSKLQINRQVIVDRGDRSGYSGIFSVEGKSCINRCFYVELIRGRKEETEVLWTSNSIVVFCGTSGTYGTGSWPDGADLNLMHI

来源 Source

来源生物 organism	Influenza A virus
NCBI 分类编号 ncbi_taxonomy_id	11320
宿主生物 host_organism	Homo sapiens

Entity 2 polymer

描述 description	FNI9 IgG heavy chain
分子量 formula_weight	24418.1 kDa
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	H

QVHLVQSGAEVKEPGSSVTVSCKASGGSFNNQAISWVRQAPGQGLEWMGGIFPISGTPTSAQRFQGRVTFTADESTTTVYMDLSSLRSDDTAVYYCARAGSDYFNRDLGWENYYFASWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSC

来源 Source

来源生物 organism	Homo sapiens
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 3 polymer

描述 description	FNI9 IgG light chain
分子量 formula_weight	23565.1 kDa
来源方法 src_method	man
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	L

EIVMTQSPATLSLSSGERATLSCRASRSVSSNLAWYQQKPGQAPRLLIYDASTRATGFSARFAGSGSGTEFTLTISSLQSEDSAIYYCQQYNNWPPWTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC

来源 Source

来源生物 organism	Homo sapiens
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 4 branched

描述 description	alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	367.3 kDa
来源方法 src_method	man
拷贝数 entity_count	3

Entity 5 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	8

Entity 6 branched

描述 description	;alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]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	1397.2 kDa
来源方法 src_method	man
拷贝数 entity_count	4

Entity 7 branched

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	570.5 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 8 non-polymer

描述 description	CALCIUM ION
分子量 formula_weight	40.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 9 non-polymer

描述 description	2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	221.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	8

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7. 引用文献 (1)

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晶胞边长 a length_a	1.000 Å
晶胞边长 b length_b	1.000 Å
晶胞边长 c length_c	1.000 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	—

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

分辨率 resolution	2.97 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	104786

fit	/app/data/saxs_computation/cy/9cyj/9cyj.fit
pddf	/app/data/pr_computation/cy/9cyj/9cyj.pr.out
profile	/app/data/saxs_computation/cy/9cyj/9cyj.dat

Cryo-EM structure of FNI9 IgG in complex with influenza virus neuraminidase from A/Kansas/14/2017 (H3N2)

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

冷冻电镜 EM 3D

5. 实体与聚合体信息 (9)

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 branched

Entity 5 branched

Entity 6 branched

Entity 7 branched

Entity 8 non-polymer

Entity 9 non-polymer

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)