8xav

Cryo-EM structure of an anti-phage defense complex

Method: ELECTRON MICROSCOPY D_max: 194.5 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	8xav
沉积日期 deposition_date	2023-12-05
结构标题 title	Cryo-EM structure of an anti-phage defense complex
关键词 keywords	DUF4297-HerA, Nuclease, Helicase, DNA BINDING PROTEIN; DNA BINDING PROTEIN
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	59.85 Å
回转半径 Rg (电子) rg_electron	59.02 Å
零角强度 I(0) i0	6208470000.00
分子量 molecular_weight	682570.0 kDa
排除体积 excluded_volume	860440 Å³
包络体积 envelope_volume	1258900 Å³
水化壳体积 shell_volume	168300 Å³
包络直径 envelope_diameter	188.4 Å
壳层 Rg shell_rg	68.10 Å
包络 Rg envelope_rg	57.24 Å
形状 Rg shape_rg	59.06 Å
总 Rg total_rg	59.05 Å
总原子数 total_atoms	48264
残基数 n_residues	5886
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	194.5 Å
Rg (实空间) rg_real	59.48 Å
Rg 误差 (实空间) rg_real_error	1.24 Å
I(0) (实空间) i0_real	6.2080e+09
I(0) 误差 (实空间) i0_real_error	1.1050e+08
Rg (倒空间) rg_reciprocal	60.14 Å
I(0) (倒空间) i0_reciprocal	6215000000.0000
解质量估计 total_estimate	0.6440
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	74.8 Å
偏度 Skewness skewness	0.143
峰度 Kurtosis kurtosis	-0.455
角度范围 angular_range	— – 0.1300 Å⁻¹
当前正则化参数 α current_alpha	0.0001
最高正则化参数 α highest_alpha	590200000.0000
实空间数据点数 n_real_points	27
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.842; Stabil: 1.000; Sysdev: 0.025; Positv: 1.000; Valcen: 0.933; Smooth: 0.833

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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 (2)

Entity 1 polymer

描述 description	ATP-binding protein
分子量 formula_weight	64870.0 kDa
来源方法 src_method	man
拷贝数 entity_count	6

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F
原子数 atom_count	48264

MSRNNDINAEVVSVSPNKLKISVDDLEEFKIAEEKLGVGSYLRVSDNQDVALLAIIDNFSIEVKESQKQKYMIEASPIGLVKNGKFYRGGDSLALPPKKVEPAKLDEIISIYSDSIDINDRFTFSSLSLNTKVSVPVNGNRFFNKHIAIVGSTGSGKSHTVAKILQKAVDEKQEGYKGLNNSHIIIFDIHSEYENAFPNSNVLNVDTLTLPYWLLNGDELEELFLDTEANDHNQRNVFRQAITLNKKIHFQGDPATKEIISFHSPYYFDINEVINYINNRNNERKNKDNEHIWSDEEGNFKFDNENAHRLFKENVTPDGSSAGALNGKLLNFVDRLQSKIFDKRLDFILGEGSKSVTFKETLETLISYGKDKSNITILDVSGVPFEVLSICVSLISRLIFEFGYHSKKIKRKSNENQDIPILIVYEEAHKYAPKSDLSKYRTSKEAIERIAKEGRKYGVTLLLASQRPSEISETIFSQCNTFISMRLTNPDDQNYVKRLLPDTVGDITNLLPSLKEGEALIMGDSISIPSIVKIEKCTIPPSSIDIKYLDEWRKEWVDSEFDKIIEQWSKS

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	DUF4297
分子量 formula_weight	46971.9 kDa
来源方法 src_method	man
拷贝数 entity_count	12

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	G,H,I,J,K,L,M,N,O,P,Q,R

MDRSAVDTIRGYCYQVDKTIIEIFSLPQMDDSIDIECIEDVDVYNDGHLTAIQCKYYESTDYNHSVISKPIRLMLSHFKDNKEKGANYYLYGHYKSGQEKLTLPLKVDFFKSNFLTYTEKKIKHEYHIENGLTEEDLQAFLDRLVININAKSFDDQKKETIQIIKNHFQCEDYEAEHYLYSNAFRKTYDISCNKKDRRIKKSDFVESINKSKVLFNIWFYQYEGRKEYLRKLKESFIRRSVNTSPYARFFILEFQDKTDIKTVKDCIYKIQSNWSNLSKRTDRPYSPFLLFHGTSDANLYELKNQLFNEDLIFTDGYPFKGSVFTPKMLIEGFSNKEIHFQFINDIDDFNETLNSINIRKEVYQFYTENCLDIPSQLPQVNIQVKDFADIKEIV

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

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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	2.87 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	290611

fit	/app/data/saxs_computation/xa/8xav/8xav.fit
pddf	/app/data/pr_computation/xa/8xav/8xav.pr.out
profile	/app/data/saxs_computation/xa/8xav/8xav.dat

Cryo-EM structure of an anti-phage defense complex

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 (2)

Entity 1 polymer

聚合体 Polymer

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)