8w27

Cryo-EM structure of human tankyrase 2 SAM-PARP filament bound to compound, XAV (consensus map).

Method: ELECTRON MICROSCOPY D_max: 197.7 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	8w27
沉积日期 deposition_date	2024-02-20
最后修订 last_revision	2025-07-09
结构标题 title	Cryo-EM structure of human tankyrase 2 SAM-PARP filament bound to compound, XAV (consensus map).
关键词 keywords	NAD+ ADP-ribosyltransferase, WNT signaling, inhibitor, SIGNALING PROTEIN, SIGNALING PROTEIN-INHIBITOR complex; SIGNALING PROTEIN/INHIBITOR
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	61.95 Å
回转半径 Rg (电子) rg_electron	60.87 Å
零角强度 I(0) i0	5998490000.00
分子量 molecular_weight	643160.0 kDa
排除体积 excluded_volume	799390 Å³
包络体积 envelope_volume	1187600 Å³
水化壳体积 shell_volume	157110 Å³
包络直径 envelope_diameter	201.4 Å
壳层 Rg shell_rg	67.87 Å
包络 Rg envelope_rg	58.49 Å
形状 Rg shape_rg	60.86 Å
总 Rg total_rg	61.02 Å
总原子数 total_atoms	45240
残基数 n_residues	5680
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	197.7 Å
Rg (实空间) rg_real	61.46 Å
Rg 误差 (实空间) rg_real_error	1.86 Å
I(0) (实空间) i0_real	5.9980e+09
I(0) 误差 (实空间) i0_real_error	1.1940e+08
Rg (倒空间) rg_reciprocal	62.34 Å
I(0) (倒空间) i0_reciprocal	6007000000.0000
解质量估计 total_estimate	0.8694
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	87.0 Å
偏度 Skewness skewness	0.033
峰度 Kurtosis kurtosis	-0.481
角度范围 angular_range	— – 0.1250 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	439500000.0000
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: 0.847; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.928; Smooth: 0.829

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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 (3)

Entity 1 polymer

描述 description	Maltose/maltodextrin-binding periplasmic protein,Poly [ADP-ribose] polymerase tankyrase-2
分子量 formula_weight	80614.0 kDa
EC 编号 ec_number	2.4.2.30,2.4.2.-
来源方法 src_method	man
拷贝数 entity_count	20

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,B,C,D,E,F,G,H,I,J,L,M,N,O,P,Q,R,S,T,U
原子数 atom_count	45240

MSAWSHPQFEKGGGSGGGSGGSAWSHPQFEKTGSMGIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLEEKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKLIAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIAADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGETAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFLENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAFWYAVRTAVINAASGRQTVDEALKDAQTELELEVLFQGPELSSVVSSSGTEGASSLEKKEVPGVDFSITQFVRNLGLEHLMDIFEREQITLDVLVEMGHKELKEIGINAYGHRHKLIKGVERLISGQQGLNPYLTLNTSGSGTILIDLSPDDKEFQSVEEEMQSTVREHRDGGHAGGIFNRYNILKIQKVCNKKLWERYTHRRKEVSEENHNHANERMLFHGSPFVNAIIHKGFDERHAYIGGMFGAGIYFAENSSKSNQYVYGIGGGTGCPVHKDRSCYICHRQLLFCRVTLGKSFLQFSAMKMAHSPPGHHSVTGRPSVNGLALAEYVIYRGEQAYPEYLITYQIMRPEGMVDG

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	Spodoptera frugiperda

Entity 2 non-polymer

描述 description	2-[4-(trifluoromethyl)phenyl]-7,8-dihydro-5H-thiopyrano[4,3-d]pyrimidin-4-ol
分子量 formula_weight	312.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	20

Entity 3 non-polymer

描述 description	ZINC ION
分子量 formula_weight	65.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	20

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7. 引用文献 (1)

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分辨率 resolution	2.21 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	1443106

fit	/app/data/saxs_computation/w2/8w27/8w27.fit
pddf	/app/data/pr_computation/w2/8w27/8w27.pr.out
profile	/app/data/saxs_computation/w2/8w27/8w27.dat