SAXSdb — 8tdu

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	8tdu
沉积日期 deposition_date	2023-07-05
结构标题 title	STX-478, a Mutant-Selective, Allosteric Inhibitor bound to PI3Kalpha
关键词 keywords	Kinase, Inhibitor, TRANSFERASE, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
实验方法 method	X-RAY DIFFRACTION

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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	52.07 Å
回转半径 Rg (电子) rg_electron	52.05 Å
零角强度 I(0) i0	1215980000.00
分子量 molecular_weight	293870.0 kDa
排除体积 excluded_volume	369040 Å³
包络体积 envelope_volume	528700 Å³
水化壳体积 shell_volume	85497 Å³
包络直径 envelope_diameter	212.4 Å
壳层 Rg shell_rg	54.85 Å
包络 Rg envelope_rg	51.34 Å
形状 Rg shape_rg	52.02 Å
总 Rg total_rg	52.24 Å
总原子数 total_atoms	20643
残基数 n_residues	2485
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	196.8 Å
Rg (实空间) rg_real	52.31 Å
Rg 误差 (实空间) rg_real_error	2.33 Å
I(0) (实空间) i0_real	1.2160e+09
I(0) 误差 (实空间) i0_real_error	2.5180e+07
Rg (倒空间) rg_reciprocal	51.86 Å
I(0) (倒空间) i0_reciprocal	1215000000.0000
解质量估计 total_estimate	0.8276
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	52.5 Å
偏度 Skewness skewness	0.536
峰度 Kurtosis kurtosis	-0.066
角度范围 angular_range	— – 0.1500 Å⁻¹
当前正则化参数 α current_alpha	0.0001
最高正则化参数 α highest_alpha	164000000.0000
实空间数据点数 n_real_points	31
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.615; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.939

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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 (5)

Entity 1 polymer

描述 description	Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform
分子量 formula_weight	124445.0 kDa
EC 编号 ec_number	2.7.1.137,2.7.1.153,2.7.11.1
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	A,C
原子数 atom_count	20704

MPPRPSSGELWGIHLMPPRILVECLLPNGMIVTLECLREATLITIKHELFKEARKYPLHQLLQDESSYIFVSVTQEAEREEFFDETRRLCDLRLFQPFLKVIEPVGNREEKILNREIGFAIGMPVCEFDMVKDPEVQDFRRNILNVCKEAVDLRDLNSPHSRAMYVYPPNVESSPELPKHIYNKLDKGQIIVVIWVIVSPNNDKQKYTLKINHDCVPEQVIAEAIRKKTRSMLLSSEQLKLCVLEYQGKYILKVCGCDEYFLEKYPLSQYKYIRSCIMLGRMPNLMLMAKESLYSQLPMDCFTMPSYSRRISTATPYMNGETSTKSLWVINSALRIKILCATYVNVNIRDIDKIYVRTGIYHGGEPLCDNVNTQRVPCSNPRWNEWLNYDIYIPDLPRAARLCLSICSVKGRKGAKEEHCPLAWGNINLFDYTDTLVSGKMALNLWPVPHGLEDLLNPIGVTGSNPNKETPCLELEFDWFSSVVKFPDMSVIEEHANWSVSREAGFSYSHAGLSNRLARDNELRENDKEQLKAISTRDPLSEITEQEKDFLWSHRHYCVTIPEILPKLLLSVKWNSRDEVAQMYCLVKDWPPIKPEQAMELLDCNYPDPMVRGFAVRCLEKYLTDDKLSQYLIQLVQVLKYEQYLDNLLVRFLLKKALTNQRIGHFFFWHLKSEMHNKTVSQRFGLLLESYCRACGMYLKHLNRQVEAMEKLINLTDILKQEKKDETQKVQMKFLVEQMRRPDFMDALQGFLSPLNPAHQLGNLRLEECRIMSSAKRPLWLNWENPDIMSELLFQNNEIIFKNGDDLRQDMLTLQIIRIMENIWQNQGLDLRMLPYGCLSIGDCVGLIEVVRNSHTIMQIQCKGGLKGALQFNSHTLHQWLKDKNKGEIYDAAIDLFTRSCAGYCVATFILGIGDRHNSNIMVKDDGQLFHIDFGHFLDHKKKKFGYKRERVPFVLTQDFLIVISKGAQECTKTREFERFQEMCYKAYLAIRQHANLFINLFSMMLGSGMPELQSFDDIAYIRKTLALDKTEQEALEYFMKQMNDAHHGGWTTKMDWIFHTIKQHALN

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	Trichoplusia ni

Entity 2 polymer

描述 description	Phosphatidylinositol 3-kinase regulatory subunit alpha
分子量 formula_weight	35201.8 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	D,B

MHHHHHHPPKPPKPTTVANNGMNNNMSLQDAEWYWGDISREEVNEKLRDTADGTFLVRDASTKMHGDYTLTLRKGGNNKLIKIFHRDGKYGFSDPLTFSSVVELINHYRNESLAQYNPKLDVKLLYPVSKYQQDQVVKEDNIEAVGKKLHEYNTQFQEKSREYDRLYEEYTRTSQEIQMKRTAIEAFNETIKIFEEQCQTQERYSKEYIEKFKREGNEKEIQRIMHNYDKLKSRISEIIDSRRRLEEDLKKQAAEYREIDKRMNSIKPDLIQLRKTRDQYLMWLTQKGVRQKK

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	Trichoplusia ni

Entity 3 non-polymer

描述 description	;N~2~-{(4S,11aP)-2-[(4S)-4-(difluoromethyl)-2-oxo-1,3-oxazolidin-3-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}-L-alaninamide ;
分子量 formula_weight	407.4 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 4 non-polymer

描述 description	N-(2-aminopyrimidin-5-yl)-N'-[(1R)-1-(5,7-difluoro-3-methyl-1-benzofuran-2-yl)-2,2,2-trifluoroethyl]urea
分子量 formula_weight	401.3 kDa
来源方法 src_method	syn
拷贝数 entity_count	2

Entity 5 water

描述 description	water
分子量 formula_weight	18.0 kDa
来源方法 src_method	nat
拷贝数 entity_count	45

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6. 折叠分类 (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

结构域编号 domain_id	8tduA01
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	150 — C2 domain

结构域编号 domain_id	8tduA02
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	25 — Alpha Horseshoe
拓扑 Topology topology	40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily	70 — Phosphatidylinositol 3-kinase, accessory domain (PIK)

结构域编号 domain_id	8tduC01
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	150 — C2 domain

结构域编号 domain_id	8tduC02
类 Class class	1 — Mainly Alpha
架构 Architecture architecture	25 — Alpha Horseshoe
拓扑 Topology topology	40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
同源超家族 H-superfamily homologous superfamily	70 — Phosphatidylinositol 3-kinase, accessory domain (PIK)

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7. 引用文献 (1)

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晶胞边长 a length_a	86.340 Å
晶胞边长 b length_b	124.720 Å
晶胞边长 c length_c	165.840 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	92.80 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	4

空间群 space_group	P 1 21 1
空间群编号 int_tables_number	4
晶系 crystal_system	—

分辨率 resolution	3.110 Å
最低分辨率 resolution_low	48.770 Å
R 因子 r_factor	0.2110
R_work r_work	0.2081
R_free r_free	0.2665

fit	/app/data/saxs_computation/td/8tdu/8tdu.fit
pddf	/app/data/pr_computation/td/8tdu/8tdu.pr.out
profile	/app/data/saxs_computation/td/8tdu/8tdu.dat

STX-478, a Mutant-Selective, Allosteric Inhibitor bound to PI3Kalpha

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

精修参数 Refinement

衍射实验 Diffraction

5. 实体与聚合体信息 (5)

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 water

6. 折叠分类 (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. 引用文献 (1)

8. 文件与曲线 (10)

Files (7)

Curves (3)