SAXSdb — 8qqm

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	8qqm
沉积日期 deposition_date	2023-10-05
最后修订 last_revision	2024-05-08
结构标题 title	nicotinic acetylcholine receptor in intact synaptic membrane
关键词 keywords	Ion channel, 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	31.20 Å
回转半径 Rg (电子) rg_electron	30.46 Å
零角强度 I(0) i0	128383000.00
分子量 molecular_weight	101120.0 kDa
排除体积 excluded_volume	131610 Å³
包络体积 envelope_volume	172660 Å³
水化壳体积 shell_volume	46507 Å³
包络直径 envelope_diameter	104.6 Å
壳层 Rg shell_rg	38.42 Å
包络 Rg envelope_rg	30.23 Å
形状 Rg shape_rg	30.48 Å
总 Rg total_rg	31.22 Å
总原子数 total_atoms	7118
残基数 n_residues	901
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	97.7 Å
Rg (实空间) rg_real	31.09 Å
Rg 误差 (实空间) rg_real_error	0.65 Å
I(0) (实空间) i0_real	1.2840e+08
I(0) 误差 (实空间) i0_real_error	2.1860e+06
Rg (倒空间) rg_reciprocal	31.14 Å
I(0) (倒空间) i0_reciprocal	128400000.0000
解质量估计 total_estimate	0.6421
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	40.2 Å
偏度 Skewness skewness	0.306
峰度 Kurtosis kurtosis	-0.130
角度范围 angular_range	— – 0.2550 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	24110000.0000
实空间数据点数 n_real_points	52
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.850; Stabil: 1.000; Sysdev: 0.011; Positv: 1.000; Valcen: 0.990; Smooth: 0.769

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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 (4)

Entity 1 polymer

描述 description	Acetylcholine receptor subunit alpha
分子量 formula_weight	50168.2 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,D
原子数 atom_count	7118

SEHETRLVANLLENYNKVIRPVEHHTHFVDITVGLQLIQLISVDEVNQIVETNVRLRQQWIDVRLRWNPADYGGIKKIRLPSDDVWLPDLVLYNNADGDFAIVHMTKLLLDYTGKIMWTPPAIFKSYCEIIVTHFPFDQQNCTMKLGIWTYDGTKVSISPESDRPDLSTFMESGEWVMKDYRGWKHWVYYTCCPDTPYLDITYHFIMQRIPLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRSPSTHTMPQWVRKIFIDTIPNVMFFSTMKRASKEKQENKIFADDIDISDISGKQVTGEVIFQTPLIKNPDVKSAIEGVKYIAEHMKSDEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG

Entity 2 polymer

描述 description	Acetylcholine receptor subunit delta
分子量 formula_weight	57625.7 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	B

VNEEERLINDLLIVNKYNKHVRPVKHNNEVVNIALSLTLSNLISLKETDETLTSNVWMDHAWYDHRLTWNASEYSDISILRLPPELVWIPDIVLQNNNDGQYHVAYFCNVLVRPNGYVTWLPPAIFRSSCPINVLYFPFDWQNCSLKFTALNYDANEITMDLMTDTIDGKDYPIEWIIIDPEAFTENGEWEIIHKPAKKNIYPDKFPNGTNYQDVTFYLIIRRKPLFYVINFITPCVLISFLASLAFYLPAESGEKMSTAISVLLAQAVFLLLTSQRLPETALAVPLIGKYLMFIMSLVTGVIVNCGIVLNFHFRTPSTHVLSTRVKQIFLEKLPRILHMSRADESEQPDWQNDLKLRRSSSVGYISKAQEYFNIKSRSELMFEKQSERHGLVPRVTPRIGFGNNNENIAASDQLHDEIKSGIDSTNYIVKQIKEKNAYDEEVGNWNLVGQTIDRLSMFIITPVMVLGTIFIFVMGNFNHPPAKPFEGDPFDYSSDHPRCA

Entity 3 polymer

描述 description	Acetylcholine receptor subunit beta
分子量 formula_weight	53731.8 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	C

SVMEDTLLSVLFETYNPKVRPAQTVGDKVTVRVGLTLTNLLILNEKIEEMTTNVFLNLAWTDYRLQWDPAAYEGIKDLRIPSSDVWQPDIVLMNNNDGSFEITLHVNVLVQHTGAVSWQPSAIYRSSCTIKVMYFPFDWQNCTMVFKSYTYDTSEVTLQHALDAKGEREVKEIVINKDAFTENGQWSIEHKPSRKNWRSDDPSYEDVTFYLIIQRKPLFYIVYTIIPCILISILAILVFYLPPDAGEKMSLSISALLAVTVFLLLLADKVPETSLSVPIIIRYLMFIMILVAFSVILSVVVLNLHHRSPNTHTMPNWIRQIFIETLPPFLWIQRPVTTPSPDSKPTIISRANDEYFIRKPAGDFVCPVDNARVAVQPERLFSEMKWHLNGLTQPVTLPQDLKEAVEAIKYIAEQLESASEFDDLKKDWQYVAMVADRLFLYVFFVICSIGTFSIFLDASHNVPPDNPFA

Entity 4 polymer

描述 description	Acetylcholine receptor subunit gamma
分子量 formula_weight	56335.7 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	E

ENEEGRLIEKLLGDYDKRIIPAKTLDHIIDVTLKLTLTNLISLNEKEEALTTNVWIEIQWNDYRLSWNTSEYEGIDLVRIPSELLWLPDVVLENNVDGQFEVAYYANVLVYNDGSMYWLPPAIYRSTCPIAVTYFPFDWQNCSLVFRSQTYNAHEVNLQLSAEEGEAVEWIHIDPEDFTENGEWTIRHRPAKKNYNWQLTKDDTDFQEIIFFLIIQRKPLFYIINIIAPCVLISSLVVLVYFLPAQAGGQKCTLSISVLLAQTIFLFLIAQKVPETSLNVPLIGKYLIFVMFVSMLIVMNCVIVLNVSLRTPNTHSLSEKIKHLFLGFLPKYLGMQLEPSEETPEKPQPRRRSSFGIMIKAEEYILKKPRSELMFEEQKDRHGLKRVNKMTSDIDIGTTVDLYKDLANFAPEIKSCVEACNFIAKSTKEQNDSGSENENWVLIGKVIDKACFWIALLLFSIGTLAIFLTGHFNQVPEFPFPGDPRKYVP

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7. 引用文献 (1)

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分辨率 resolution	4.70 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	107524

fit	/app/data/saxs_computation/qq/8qqm/8qqm.fit
pddf	/app/data/pr_computation/qq/8qqm/8qqm.pr.out
profile	/app/data/saxs_computation/qq/8qqm/8qqm.dat

nicotinic acetylcholine receptor in intact synaptic membrane

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

冷冻电镜 EM 3D

5. 实体与聚合体信息 (4)

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

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)