1xfh

Structure of glutamate transporter homolog from Pyrococcus horikoshii

Method: X-RAY DIFFRACTION Dmax: 100.6 Å Quality: EXCELLENT

SAXS 散射曲线 SAXS Profile

SAXS profile for 1xfh

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1xfh
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1xfh
沉积日期 deposition_date2004-09-14
结构标题 titleStructure of glutamate transporter homolog from Pyrococcus horikoshii
关键词 keywordsTrimeric helical transmembrane protein, transport protein; TRANSPORT PROTEIN
实验方法 methodX-RAY DIFFRACTION

2. SAXS 参数 (CRYSOL 理论计算) 2. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier34.15
回转半径 Rg (电子) rg_electron33.54
零角强度 I(0) i0196041000.00
分子量 molecular_weight122840.0 kDa
排除体积 excluded_volume158290 ų
包络体积 envelope_volume202530 ų
水化壳体积 shell_volume49253 ų
包络直径 envelope_diameter101.4
壳层 Rg shell_rg41.40
包络 Rg envelope_rg32.78
形状 Rg shape_rg33.56
总 Rg total_rg34.14
总原子数 total_atoms8652
残基数 n_residues1218
球谐函数阶数 n_harmonics20
q 范围 q_range— – 0.5000 −1
数据点数 n_points101
壳层类型 shell_typedirectional
溶剂电子密度 solvent_density0.3340 e/ų
壳层衬度 contrast_shell0.0300 e/ų
CRYSOL 版本 crysol_version4.1.3

3. P(r) 距离分布 (GNOM 反演) 3. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax100.6
Rg (实空间) rg_real33.94
Rg 误差 (实空间) rg_real_error0.72
I(0) (实空间) i0_real1.9600e+08
I(0) 误差 (实空间) i0_real_error3.0060e+06
Rg (倒空间) rg_reciprocal34.07
I(0) (倒空间) i0_reciprocal196100000.0000
解质量估计 total_estimate0.9134
解质量评级 solution_quality EXCELLENT a EXCELLENT solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary52.5
偏度 Skewness skewness-0.028
峰度 Kurtosis kurtosis-0.758
角度范围 angular_range— – 0.2300 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha34350000.0000
实空间数据点数 n_real_points47
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.966; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.978

4. 晶体学与实验 4. Crystallography & Experiment

5. 实体与聚合体信息 (1)

6. 折叠分类 (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

结构域编号 domain_idd1xfha_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.49 — Proton glutamate symport protein
超家族 Superfamily superfamilyf.49.1 — Proton glutamate symport protein
家族 Family familyf.49.1.1 — Proton glutamate symport protein
结构域编号 domain_idd1xfhb_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.49 — Proton glutamate symport protein
超家族 Superfamily superfamilyf.49.1 — Proton glutamate symport protein
家族 Family familyf.49.1.1 — Proton glutamate symport protein
结构域编号 domain_idd1xfhc_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.49 — Proton glutamate symport protein
超家族 Superfamily superfamilyf.49.1 — Proton glutamate symport protein
家族 Family familyf.49.1.1 — Proton glutamate symport protein

CATH v4.4 (3 domains)

结构域编号 domain_id1xfhA00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3860 — Proton glutamate symport protein
同源超家族 H-superfamily homologous superfamily10 — Sodium:dicarboxylate symporter
结构域编号 domain_id1xfhB00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3860 — Proton glutamate symport protein
同源超家族 H-superfamily homologous superfamily10 — Sodium:dicarboxylate symporter
结构域编号 domain_id1xfhC00
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology3860 — Proton glutamate symport protein
同源超家族 H-superfamily homologous superfamily10 — Sodium:dicarboxylate symporter

7. 引用文献 (1)

8. 文件与曲线 (10)