SAXSdb — 8enu

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	8enu
沉积日期 deposition_date	2022-09-30
结构标题 title	Structure of the C3bB proconvertase in complex with lufaxin
关键词 keywords	Complement, Alternative pathway, inhibitor, sand fly, IMMUNE SYSTEM; 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	48.75 Å
回转半径 Rg (电子) rg_electron	48.30 Å
零角强度 I(0) i0	1174160000.00
分子量 molecular_weight	285740.0 kDa
排除体积 excluded_volume	358070 Å³
包络体积 envelope_volume	527850 Å³
水化壳体积 shell_volume	89628 Å³
包络直径 envelope_diameter	162.2 Å
壳层 Rg shell_rg	53.73 Å
包络 Rg envelope_rg	47.27 Å
形状 Rg shape_rg	48.30 Å
总 Rg total_rg	48.49 Å
总原子数 total_atoms	20103
残基数 n_residues	2510
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	157.3 Å
Rg (实空间) rg_real	48.54 Å
Rg 误差 (实空间) rg_real_error	1.19 Å
I(0) (实空间) i0_real	1.1740e+09
I(0) 误差 (实空间) i0_real_error	2.1460e+07
Rg (倒空间) rg_reciprocal	48.74 Å
I(0) (倒空间) i0_reciprocal	1174000000.0000
解质量估计 total_estimate	0.8978
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	1
主峰位置 r_peak_primary	59.0 Å
偏度 Skewness skewness	0.173
峰度 Kurtosis kurtosis	-0.582
角度范围 angular_range	— – 0.1600 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	109900000.0000
实空间数据点数 n_real_points	33
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.912

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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	Complement C3 beta chain
分子量 formula_weight	71393.3 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	G
原子数 atom_count	20110

SPMYSIITPNILRLESEETMVLEAHDAQGDVPVTVTVHDFPGKKLVLSSEKTVLTPATNHMGNVTFTIPANREFKSEKGRNKFVTVQATFGTQVVEKVVLVSLQSGYLFIQTDKTIYTPGSTVLYRIFTVNHKLLPVGRTVMVNIENPEGIPVKQDSLSSQNQLGVLPLSWDIPELVNMGQWKIRAYYENSPQQVFSTEFEVKEYVLPSFEVIVEPTEKFYYIYNEKGLEVTITARFLYGKKVEGTAFVIFGIQDGEQRISLPESLKRIPIEDGSGEVVLSRKVLLDGVQNPRAEDLVGKSLYVSATVILHSGSDMVQAERSGIPIVTSPYQIHFTKTPKYFKPGMPFDLMVFVTNPDGSPAYRVPVAVQGEDTVQSLTQGDGVAKLSINTHPSQKPLSITVRTKKQELSEAEQATRTMQALPYSTVGNSNNYLHLSVLRTELRPGETLNVNFLLRMDRAHEAKIRYYTYLIMNKGRLLKAGRQVREPGQDLVVLPLSITTDFIPSFRLVAYYTLIGASGQREVVADSVWVDVKDSCVGSLVVKSGQSEDRQPVPGQQMTLKIEGDHGARVVLVAVDKGVFVLNKKNKLTQSKIWDVVEKADIGCTPGSGKDYAGVFSDAGLTFTSSSGQQTAQRAELQCPQPAA

Entity 2 polymer

描述 description	;Complement C3b alpha' chain ;
分子量 formula_weight	104074.1 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

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

SNLDEDIIAEENIVSRSEFPESWLWNVEDLKEPPKNGISTKLMNIFLKDSITTWEILAVSMSDKKGICVADPFEVTVMQDFFIDLRLPYSVVRNEQVEIRAVLYNYRQNQELKVRVELLHNPAFCSLATTKRRHQQTVTIPPKSSLSVPYVIVPLKTGLQEVEVKAAVYHHFISDGVRKSLKVVPEGIRMNKTVAVRTLDPERLGREGVQKEDIPPADLSDQVPDTESETRILLQGTPVAQMTEDAVDAERLKHLIVTPSGCGEENMIGMTPTVIAVHYLDETEQWEKFGLEKRQGALELIKKGYTQQLAFRQPSSAFAAFVKRAPSTWLTAYVVKVFSLAVNLIAIDSQVLCGAVKWLILEKQKPDGVFQEDAPVIHQEMIGGLRNNNEKDMALTAFVLISLQEAKDICEEQVNSLPGSITKAGDFLEANYMNLQRSYTVAIAGYALAQMGRLKGPLLNKFLTTAKDKNRWEDPGKQLYNVEATSYALLALLQLKDFDFVPPVVRWLNEQRYYGGGYGSTQATFMVFQALAQYQKDAPDHQELNLDVSLQLPSRSSKITHRIHWESASLLRSEETKENEGFTVTAEGKGQGTLSVVTMYHAKAKDQLTCNKFDLKVTIKPAPETEKRPQDAKNTMILEICTRYRGDQDATMSILDISMMTGFAPDTDDLKQLANGVDRYISKYELDKAFSDRNTLIIYLDKVSHSEDDCLAFKVHQYFNVELIQPGAVKVYAYYNLEESCTRFYHPEKEDGKLNKLCRDELCRCAEENCFIQKSDDKVTLEERLDKACEPGVDYVYKTRLVKVQLSNDFDEYIMAIEQTIKSGSDEVQVGQQRTFISPIKCREALKLEEKKHYLMWGLSSDFWGEKPNLSYIIGKDTWVEHWPEEDECQDEENQKQCQDLGAFTESMVVFGCPN

Entity 3 polymer

描述 description	Complement factor B
分子量 formula_weight	85510.6 kDa
EC 编号 ec_number	3.4.21.47
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

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

GSNLSPQLCLMPFILGLLSGGVTTTPWSLARPQGSCSLEGVEIKGGSFRLLQEGQALEYVCPSGFYPYPVQTRTCRSTGSWSTLKTQDQKTVRKAECRAIHCPRPHDFENGEYWPRSPYYNVSDEISFHCYDGYTLRGSANRTCQVNGRWSGQTAICDNGAGYCSNPGIPIGTRKVGSQYRLEDSVTYHCSRGLTLRGSQRRTCQEGGSWSGTEPSCQDSFMYDTPQEVAEAFLSSLTETIEGVDAEDGHGPGEQQKRKIVLDPSGSMNIYLVLDGSDSIGASNFTGAKKCLVNLIEKVASYGVKPRYGLVTYATYPKIWVKVSEADSSNADWVTKQLNEINYEDHKLKSGTNTKKALQAVYSMMSWPDDVPPEGWNRTRHVIILMTDGLHNMGGDPITVIDEIRDLLYIGKDRKNPREDYLDVYVFGVGPLVNQVNINALASKKDNEQHVFKVKDMENLEDVFYQMIDESQSLSLCGMVWEHRKGTDYHKQPWQAKISVIRPSKGHESCMGAVVSEYFVLTAAHCFTVDDKEHSIKVSVGGEKRDLEIEVVLFHPNYNINGKKEAGIPEFYDYDVALIKLKNKLKYGQTIRPICLPCTEGTTRALRLPPTTTCQQQKEELLPAQDIKALFVSEEEKKLTRKEVYIKNGDKKGSCERDAQYAPGYDKVKDISEVVTPRFLCTGGVSPYADPNTCRGDSGGPLIVHKRSRFIQVGVISWGVVDVCKNQKRQKQVPAHARDFHINLFQVLPWLKEKLQDEDLGFL

Entity 4 polymer

描述 description	Lufaxin
分子量 formula_weight	32525.7 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	A

DGDEYFIGKYKEKDETLFFASYGLKRDPCQIVLGYKCSNNQTHFVLNFKTNKKSCISAIKLTSYPKINQNSDLTRNLYCQTGGIGTDNCKLVFKKRKRQIAANIEIYGIPAKKCSFKDRYIGADPLHVDSYGLSYQFDQEHGWNLERNNIFKDTRFSTEVFYHKNGLFNTQITYLAEEDSFSEAREITAKDIKKKFSIILPNEEYKRISFLDVYWFQETMRKKPKYPYIHYNGECSNENKTCELVFDTDELMTYALVKVFTNPESDGSRLKEEDLGRG

来源 Source

来源生物 organism	Lutzomyia longipalpis
NCBI 分类编号 ncbi_taxonomy_id	7200
宿主生物 host_organism	Homo sapiens

Entity 5 branched

描述 description	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	586.5 kDa
来源方法 src_method	man
拷贝数 entity_count	2

Entity 6 branched

描述 description	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose
分子量 formula_weight	586.5 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 7 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	man
拷贝数 entity_count	4

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6. 折叠分类 (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

结构域编号 domain_id	8enuH01
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	8enuH02
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	50 — Alpha/alpha barrel
拓扑 Topology topology	10 — Glycosyltransferase
同源超家族 H-superfamily homologous superfamily	20 —

结构域编号 domain_id	8enuH03
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	120 —

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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	3.22 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	80727

fit	/app/data/saxs_computation/en/8enu/8enu.fit
pddf	/app/data/pr_computation/en/8enu/8enu.pr.out
profile	/app/data/saxs_computation/en/8enu/8enu.dat

Structure of the C3bB proconvertase in complex with lufaxin

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 (7)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

Entity 4 polymer

聚合体 Polymer

来源 Source

Entity 5 branched

Entity 6 branched

Entity 7 non-polymer

6. 折叠分类 (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)