1c2y

CRYSTAL STRUCTURES OF A PENTAMERIC FUNGAL AND AN ICOSAHEDRAL PLANT LUMAZINE SYNTHASE REVEALS THE STRUCTURAL BASIS FOR DIFFERENCES IN ASSEMBLY

Method: X-RAY DIFFRACTION Dmax: 156.4 Å Quality: GOOD

1. 蛋白身份与相关结构 Protein Identity & Related Structures

PROTEIN (LUMAZINE SYNTHASE)

Spinacia oleracea

UniProt Q9XH32

当前结构中的状态

Assembly 聚集状态 构建体 突变与修饰 配体、离子与共同组分 实验方法与环境 结构质量
1 蛋白同源多聚体 同源多聚体 蛋白 × 20 PDB 声明:eicosameric(20) 与蛋白拷贝数一致 链 A; UniProt 67–222 链 B; UniProt 67–222 链 C; UniProt 67–222 链 D; UniProt 67–222 链 E; UniProt 67–222 链 F; UniProt 67–222 链 G; UniProt 67–222 链 H; UniProt 67–222 链 I; UniProt 67–222 链 J; UniProt 67–222 链 K; UniProt 67–222 链 L; UniProt 67–222 链 M; UniProt 67–222 链 N; UniProt 67–222 链 O; UniProt 67–222 链 P; UniProt 67–222 链 Q; UniProt 67–222 链 R; UniProt 67–222 链 S; UniProt 67–222 链 T; UniProt 67–222 未记录 LMZ 5-NITROSO-6-RIBITYL-AMINO-2,4(1H,3H)-PYRIMIDINEDIONE × 20 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 7.6;0.1 M TRIS-HCL PH 7.6, 17 % PEG 1500, 5 % PEG 400, VAPOR DIFFUSION, HANGING DROP 分辨率 3.30 Å R-free 0.326
2 蛋白同源多聚体 同源多聚体 蛋白 × 60 PDB 声明:60-meric(60) 与蛋白拷贝数一致 链 A; UniProt 67–222 链 B; UniProt 67–222 链 C; UniProt 67–222 链 D; UniProt 67–222 链 E; UniProt 67–222 链 F; UniProt 67–222 链 G; UniProt 67–222 链 H; UniProt 67–222 链 I; UniProt 67–222 链 J; UniProt 67–222 链 K; UniProt 67–222 链 L; UniProt 67–222 链 M; UniProt 67–222 链 N; UniProt 67–222 链 O; UniProt 67–222 链 P; UniProt 67–222 链 Q; UniProt 67–222 链 R; UniProt 67–222 链 S; UniProt 67–222 链 T; UniProt 67–222 未记录 LMZ 5-NITROSO-6-RIBITYL-AMINO-2,4(1H,3H)-PYRIMIDINEDIONE × 60 X-RAY DIFFRACTION X-ray结晶条件:VAPOR DIFFUSION, HANGING DROP;pH 7.6;0.1 M TRIS-HCL PH 7.6, 17 % PEG 1500, 5 % PEG 400, VAPOR DIFFUSION, HANGING DROP 分辨率 3.30 Å R-free 0.326

数据库中的同蛋白其他状态

以下每一行都是同一 UniProt 蛋白在另一个 PDB 条目中的 biological assembly, “相对当前条目”直接指出证据层面的不同;没有差异标签表示当前已读取字段一致。

数据库中没有找到同一 UniProt 蛋白的其他 PDB 条目。

查看构建体与数据证据
UniProt名称 RISB_SPIOL
Isoform
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–156; UniProt 67–222 作者链 B; PDB构建体 1–156; UniProt 67–222 作者链 C; PDB构建体 1–156; UniProt 67–222 作者链 D; PDB构建体 1–156; UniProt 67–222 作者链 E; PDB构建体 1–156; UniProt 67–222 作者链 F; PDB构建体 1–156; UniProt 67–222 作者链 G; PDB构建体 1–156; UniProt 67–222 作者链 H; PDB构建体 1–156; UniProt 67–222 作者链 I; PDB构建体 1–156; UniProt 67–222 作者链 J; PDB构建体 1–156; UniProt 67–222 作者链 K; PDB构建体 1–156; UniProt 67–222 作者链 L; PDB构建体 1–156; UniProt 67–222 作者链 M; PDB构建体 1–156; UniProt 67–222 作者链 N; PDB构建体 1–156; UniProt 67–222 作者链 O; PDB构建体 1–156; UniProt 67–222 作者链 P; PDB构建体 1–156; UniProt 67–222 作者链 Q; PDB构建体 1–156; UniProt 67–222 作者链 R; PDB构建体 1–156; UniProt 67–222 作者链 S; PDB构建体 1–156; UniProt 67–222 作者链 T; PDB构建体 1–156; UniProt 67–222

页面优先展示蛋白身份、当前 assembly、共同组分、聚集状态和跨 PDB 结构链接。 链映射与序列区间收在“数据证据”中;数据库内部编号、导入时间和 assembly 操作表达式仅用于维护,因此不在读者页面展示。

SAXS 散射曲线 SAXS Profile

SAXS profile for 1c2y

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1c2y
下载 Download

2. 结构基本信息 2. Structure Basics

条目编号 entry_id1c2y
沉积日期 deposition_date1999-07-27
结构标题 titleCRYSTAL STRUCTURES OF A PENTAMERIC FUNGAL AND AN ICOSAHEDRAL PLANT LUMAZINE SYNTHASE REVEALS THE STRUCTURAL BASIS FOR DIFFERENCES IN ASSEMBLY
关键词 keywordsRIBOFLAVIN BIOSYNTHESIS, TRANSFERASE; TRANSFERASE
实验方法 methodX-RAY DIFFRACTION

3. SAXS 参数 (CRYSOL 理论计算) 3. SAXS Parameters (CRYSOL)

回转半径 Rg (Guinier) rg_guinier49.20
回转半径 Rg (电子) rg_electron49.15
零角强度 I(0) i01656890000.00
分子量 molecular_weight334700.0 kDa
排除体积 excluded_volume416560 ų
包络体积 envelope_volume535570 ų
水化壳体积 shell_volume88166 ų
包络直径 envelope_diameter158.0
壳层 Rg shell_rg56.09
包络 Rg envelope_rg47.83
形状 Rg shape_rg49.16
总 Rg total_rg49.29
总原子数 total_atoms23500
残基数 n_residues3100
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

4. P(r) 距离分布 (GNOM 反演) 4. P(r) Analysis (GNOM)

最大尺寸 Dmax dmax156.4
Rg (实空间) rg_real49.09
Rg 误差 (实空间) rg_real_error1.16
I(0) (实空间) i0_real1.6570e+09
I(0) 误差 (实空间) i0_real_error3.2690e+07
Rg (倒空间) rg_reciprocal49.20
I(0) (倒空间) i0_reciprocal1657000000.0000
解质量估计 total_estimate0.8347
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary58.6
偏度 Skewness skewness0.209
峰度 Kurtosis kurtosis-0.583
角度范围 angular_range— – 0.1600 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha267300000.0000
实空间数据点数 n_real_points33
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.949; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. 晶体学与实验 5. Crystallography & Experiment

6. 实体与聚合物信息 Entities & Polymers (2)

7. 折叠分类 (SCOP + CATH) 40 domains

SCOP 2.08 (20 domains)

结构域编号 domain_idd1c2ya_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yb_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yc_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yd_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2ye_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yf_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yg_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yh_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yi_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yj_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yk_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yl_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2ym_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yn_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yo_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yp_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yq_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yr_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2ys_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase
结构域编号 domain_idd1c2yt_
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.16 — Lumazine synthase
超家族 Superfamily superfamilyc.16.1 — Lumazine synthase
家族 Family familyc.16.1.1 — Lumazine synthase

CATH v4.4 (20 domains)

结构域编号 domain_id1c2yA00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yB00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yC00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yD00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yE00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yF00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yG00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yH00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yI00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yJ00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yK00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yL00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yM00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yN00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yO00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yP00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yQ00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yR00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yS00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase
结构域编号 domain_id1c2yT00
类 Class class3 — Alpha Beta
架构 Architecture architecture40 — 3-Layer(aba) Sandwich
拓扑 Topology topology50 — Rossmann fold
同源超家族 H-superfamily homologous superfamily960 — Lumazine/riboflavin synthase

8. 引用文献 (1)

9. 文件与曲线 (10)