8e50

Cryo-EM structure of human glycerol-3-phosphate acyltransferase 1 (GPAT1) in complex with CoA and palmitoyl-LPA

Method: ELECTRON MICROSCOPY D_max: 101.7 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	8e50
沉积日期 deposition_date	2022-08-19
结构标题 title	Cryo-EM structure of human glycerol-3-phosphate acyltransferase 1 (GPAT1) in complex with CoA and palmitoyl-LPA
关键词 keywords	acyltransferase, LPA, monotopic, mitochondrial, 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	28.13 Å
回转半径 Rg (电子) rg_electron	27.01 Å
零角强度 I(0) i0	85425500.00
分子量 molecular_weight	74993.0 kDa
排除体积 excluded_volume	95200 Å³
包络体积 envelope_volume	121230 Å³
水化壳体积 shell_volume	36579 Å³
包络直径 envelope_diameter	106.3 Å
壳层 Rg shell_rg	34.91 Å
包络 Rg envelope_rg	27.31 Å
形状 Rg shape_rg	27.01 Å
总 Rg total_rg	27.85 Å
总原子数 total_atoms	5277
残基数 n_residues	651
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	101.7 Å
Rg (实空间) rg_real	28.01 Å
Rg 误差 (实空间) rg_real_error	0.74 Å
I(0) (实空间) i0_real	8.5430e+07
I(0) 误差 (实空间) i0_real_error	1.2500e+06
Rg (倒空间) rg_reciprocal	28.05 Å
I(0) (倒空间) i0_reciprocal	85430000.0000
解质量估计 total_estimate	0.8472
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	34.5 Å
偏度 Skewness skewness	0.252
峰度 Kurtosis kurtosis	-0.327
角度范围 angular_range	— – 0.2800 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	22570000.0000
实空间数据点数 n_real_points	57
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.678; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.998

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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	Glycerol-3-phosphate acyltransferase 1, mitochondrial
分子量 formula_weight	86919.5 kDa
EC 编号 ec_number	2.3.1.15
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
原子数 atom_count	5277

MDYKDDDDKGSENLYFQSNPSIPSLGLRNVIYINETHTRHRGWLARRLSYVLFIQERDVHKGMFATNVTENVLNSSRVQEAIAEVAAELNPDGSAQQQSKAVNKVKKKAKRILQEMVATVSPAMIRLTGWVLLKLFNSFFWNIQIHKGQLEMVKAATETNLPLLFLPVHRSHIDYLLLTFILFCHNIKAPYIASGNNLNIPIFSTLIHKLGGFFIRRRLDETPDGRKDVLYRALLHGHIVELLRQQQFLEIFLEGTRSRSGKTSCARAGLLSVVVDTLSTNVIPDILIIPVGISYDRIIEGHYNGEQLGKPKKNESLWSVARGVIRMLRKNYGCVRVDFAQPFSLKEYLESQSQKPVSALLSLEQALLPAILPSRPSDAADEGRDTSINESRNATDESLRRRLIANLAEHILFTASKSCAIMSTHIVACLLLYRHRQGIDLSTLVEDFFVMKEEVLARDFDLGFSGNSEDVVMHAIQLLGNCVTITHTSRNDEFFITPSTTVPSVFELNFYSNGVLHVFIMEAIIACSLYAVLNKRGLGGPTSTPPNLISQEQLVRKAASLCYLLSNEGTISLPCQTFYQVCHETVGKFIQYGILTVAEHDDQEDISPSLAEQQWDKKLPEPLSWRSDEEDEDSDFGEEQRDCYLKVSQSKEHQQFITFLQRLLGPLLEAYSSAAIFVHNFSGPVPEPEYLQKLHKYLITRTERNVAVYAESATYCLVKNAVKMFKDIGVFKETKQKRVSVLELSSTFLPQCNRQKLLEYILSFVVL

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	COENZYME A
分子量 formula_weight	767.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 3 non-polymer

描述 description	(2R)-2-hydroxy-3-(phosphonooxy)propyl hexadecanoate
分子量 formula_weight	410.5 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

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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	3.670 Å
最低分辨率 resolution_low	98.000 Å
R 因子 r_factor	0.3726
R_work r_work	0.3726
R_free r_free	—

分辨率 resolution	3.67 Å
分辨率测定方法 resolution_method	—
颗粒数 num_particles	76033

fit	/app/data/saxs_computation/e5/8e50/8e50.fit
pddf	/app/data/pr_computation/e5/8e50/8e50.pr.out
profile	/app/data/saxs_computation/e5/8e50/8e50.dat

Cryo-EM structure of human glycerol-3-phosphate acyltransferase 1 (GPAT1) in complex with CoA and palmitoyl-LPA

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

冷冻电镜 EM 3D