8ss2

;Structure of AMPA receptor GluA2 complex with auxiliary subunits TARP gamma-5 and cornichon-2 bound to competitive antagonist ZK and channel blocker spermidine (closed state) ;

Method: ELECTRON MICROSCOPY D_max: 224.2 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	8ss2
沉积日期 deposition_date	2023-05-08
结构标题 title	;Structure of AMPA receptor GluA2 complex with auxiliary subunits TARP gamma-5 and cornichon-2 bound to competitive antagonist ZK and channel blocker spermidine (closed state) ;
关键词 keywords	AMPA receptor, spermidine, TARP gamma-5, cornichon-2, MEMBRANE PROTEIN; MEMBRANE 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	62.37 Å
回转半径 Rg (电子) rg_electron	62.72 Å
零角强度 I(0) i0	2444020000.00
分子量 molecular_weight	442380.0 kDa
排除体积 excluded_volume	564280 Å³
包络体积 envelope_volume	828610 Å³
水化壳体积 shell_volume	114360 Å³
包络直径 envelope_diameter	210.1 Å
壳层 Rg shell_rg	59.88 Å
包络 Rg envelope_rg	60.98 Å
形状 Rg shape_rg	62.76 Å
总 Rg total_rg	62.49 Å
总原子数 total_atoms	31146
残基数 n_residues	3802
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	224.2 Å
Rg (实空间) rg_real	62.60 Å
Rg 误差 (实空间) rg_real_error	2.28 Å
I(0) (实空间) i0_real	2.4440e+09
I(0) 误差 (实空间) i0_real_error	5.7640e+07
Rg (倒空间) rg_reciprocal	62.16 Å
I(0) (倒空间) i0_reciprocal	2442000000.0000
解质量估计 total_estimate	0.8623
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	71.8 Å
偏度 Skewness skewness	0.389
峰度 Kurtosis kurtosis	-0.425
角度范围 angular_range	— – 0.1250 Å⁻¹
当前正则化参数 α current_alpha	0.0020
最高正则化参数 α highest_alpha	154000000.0000
实空间数据点数 n_real_points	26
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.776; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.878

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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	Glutamate receptor 2, Voltage-dependent calcium channel gamma-5 subunit chimera
分子量 formula_weight	114978.9 kDa
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	A,B,C,D
原子数 atom_count	31146

NSIQIGGLFPRGADQEYSAFRVGMVQFSTSEFRLTPHIDNLEVANSFAVTNAFCSQFSRGVYAIFGFYDKKSVNTITSFCGTLHVSFITPSFPTDGTHPFVIQMRPDLKGALLSLIEYYQWDKFAYLYDSDRGLSTLQAVLDSAAEKKWQVTAINVGNINNDKKDETYRSLFQDLELKKERRVILDCERDKVNDIVDQVITIGKHVKGYHYIIANLGFTDGDLLKIQFGGAEVSGFQIVDYDDSLVSKFIERWSTLEEKEYPGAHTATIKYTSALTYDAVQVMTEAFRNLRKQRIEISRRGNAGDCLANPAVPWGQGVEIERALKQVQVEGLSGNIKFDQNGKRINYTINIMELKTNGPRKIGYWSEVDKMVLTEDDTSGLEQKTVVVTTILESPYVMMKKNHEMLEGNERYEGYCVDLAAEIAKHCGFKYKLTIVGDGKYGARDADTKIWNGMVGELVYGKADIAIAPLTITLVREEVIDFSKPFMSLGISIMIKKPQKSKPGVFSFLDPLAYEIWMCIVFAYIGVSVVLFLVSRFSPYEWHTEEFEDGRETQSSESTNEFGIFNSLWFSLGAFMQQGCDISPRSLSGRIVGGVWWFFTLIIISSYTANLAAFLTVERMVSPIESAEDLSKQTEIAYGTLDSGSTKEFFRRSKIAVFDKMWTYMRSAEPSVFVRTTAEGVARVRKSKGKYAYLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGIATPKGSSLGTPVNLAVLKLSEQGVLDKLKNKWWYDKGECGAKDSGSKEKTSALSLSNVAGVFYILVGGLGLAMLVALIEFCYKSRAEAKRMKGTGSACGRKALTLLSSVFAVCGLGLLGIAVSTDYWLYLEEGIILPQNQSTEVKMSLHSGLWRVCFLAGEERGRCFTIEYVMPMNSQMTSESTVNVLKMIRSATPFPLVSLFFMFIGFILSNIGHIRPHRTILAFVSGIFFILSGLSLVVGLVLYISSINDEMLNRTKDAETYFNYKYGWSFAFAAISFLLTESAGVMSVYLFMKRYTAE

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	Homo sapiens

Entity 2 polymer

描述 description	Protein cornichon homolog 2
分子量 formula_weight	18948.4 kDa
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	E,F

MAFTFAAFCYMLTLVLCASLIFFVIWHIIAFDELRTDFKNPIDQGNPARARERLKNIERICCLLRKLVVPEYSIHGLFCLMFLCAAEWVTLGLNIPLLFYHLWRYFHRPADGSEVMYDAVSIMNADILNYCQKESWCKLAFYLLSFFYYLYSMVYTLVSF

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI 分类编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Homo sapiens

Entity 3 non-polymer

描述 description	{[7-morpholin-4-yl-2,3-dioxo-6-(trifluoromethyl)-3,4-dihydroquinoxalin-1(2H)-yl]methyl}phosphonic acid
分子量 formula_weight	409.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	4

Entity 4 non-polymer

描述 description	1,2-DIOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE
分子量 formula_weight	787.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	26

Entity 5 non-polymer

描述 description	CHOLESTEROL
分子量 formula_weight	386.7 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 6 non-polymer

描述 description	Digitonin
分子量 formula_weight	1229.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 7 non-polymer

描述 description	SPERMIDINE
分子量 formula_weight	145.2 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

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6. 折叠分类 (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

结构域编号 domain_id	8ss2A01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Periplasmic binding protein-like II

结构域编号 domain_id	8ss2C01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Periplasmic binding protein-like II

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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	3.58 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	55275

fit	/app/data/saxs_computation/ss/8ss2/8ss2.fit
pddf	/app/data/pr_computation/ss/8ss2/8ss2.pr.out
profile	/app/data/saxs_computation/ss/8ss2/8ss2.dat

;Structure of AMPA receptor GluA2 complex with auxiliary subunits TARP gamma-5 and cornichon-2 bound to competitive antagonist ZK and channel blocker spermidine (closed state) ;

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

来源 Source

Entity 2 polymer

聚合体 Polymer

来源 Source

Entity 3 non-polymer

Entity 4 non-polymer

Entity 5 non-polymer

Entity 6 non-polymer

Entity 7 non-polymer

6. 折叠分类 (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)