1nkz

Crystal structure of LH2 B800-850 from Rps. acidophila at 2.0 Angstrom resolution

Method: X-RAY DIFFRACTION
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1. 蛋白身份与相关结构 Protein Identity & Related Structures

Light-harvesting protein B-800/850, alpha chain

物种未注明

UniProt P26789

当前结构中的状态

Assembly 物理组成 蛋白状态 分子拷贝数 共同组分 数据核对
1 蛋白异源复合物 异源复合物 蛋白 18 Light-harvesting protein B-800/850, beta chain × 9 (P26790) Rhodopin b-D-glucoside × 18 octyl beta-D-glucopyranoside × 18 BACTERIOCHLOROPHYLL A × 27 BENZAMIDINE × 9 water × 18 与蛋白数一致
2 蛋白异源复合物 异源复合物 蛋白 36 Light-harvesting protein B-800/850, beta chain × 18 (P26790) Rhodopin b-D-glucoside × 36 octyl beta-D-glucopyranoside × 36 BACTERIOCHLOROPHYLL A × 54 BENZAMIDINE × 18 water × 36 与蛋白数一致

数据库中的同蛋白其他状态

查看构建体与数据证据
UniProt名称 LHA4_RHOAC
Isoform —
PDB实体 1
链与序列区间 作者链 A; PDB构建体 1–53; UniProt 1–53 作者链 C; PDB构建体 1–53; UniProt 1–53 作者链 E; PDB构建体 1–53; UniProt 1–53

Light-harvesting protein B-800/850, beta chain

物种未注明

UniProt P26790

当前结构中的状态

Assembly 物理组成 蛋白状态 分子拷贝数 共同组分 数据核对
1 蛋白异源复合物 异源复合物 蛋白 18 Light-harvesting protein B-800/850, alpha chain × 9 (P26789) Rhodopin b-D-glucoside × 18 octyl beta-D-glucopyranoside × 18 BACTERIOCHLOROPHYLL A × 27 BENZAMIDINE × 9 water × 18 与蛋白数一致
2 蛋白异源复合物 异源复合物 蛋白 36 Light-harvesting protein B-800/850, alpha chain × 18 (P26789) Rhodopin b-D-glucoside × 36 octyl beta-D-glucopyranoside × 36 BACTERIOCHLOROPHYLL A × 54 BENZAMIDINE × 18 water × 36 与蛋白数一致

数据库中的同蛋白其他状态

查看构建体与数据证据
UniProt名称 LHB5_RHOAC
Isoform —
PDB实体 2
链与序列区间 作者链 B; PDB构建体 1–41; UniProt 1–41 作者链 D; PDB构建体 1–41; UniProt 1–41 作者链 F; PDB构建体 1–41; UniProt 1–41

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。

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2. 结构基本信息 2. Structure Basics

条目编号 entry_id1nkz
沉积日期 deposition_date2003-01-06
结构标题 titleCrystal structure of LH2 B800-850 from Rps. acidophila at 2.0 Angstrom resolution
关键词 keywordsLIGHT HARVESTING COMPLEX II, TRANS-MEMBRANE HELICES, RHODOPIN GLUCOSIDE, BACTERIOCHLOROPHYLL A, PHOTOSYNTHESIS, MEMBRANE PROTEIN; MEMBRANE PROTEIN
实验方法 methodX-RAY DIFFRACTION
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3. Official assembly/model 理论 SAXS Official SAXS Profiles

页面只读取最新 assembly 计算结果。每一条曲线都对应明确的 PDB、official biological assembly 和 coordinate model。

1nkz__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

下载该曲线 .dat

1nkz__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 个绘图点;横轴和纵轴均采用对数尺度。

1nkz__assembly_1__model_1 | P(r) · Pending

新版 assembly/model P(r) 尚未计算 此处仅保留位置,不展示旧数据 r (Angstrom) P(r)
P(r) 将按相同 assembly/model 分别计算和展示。
Rg(Guinier)33.19 Å
Rg(电子密度)31.15 Å
总 Rg32.39 Å
原子数9693
残基数837
排除体积185920 ų
最大 q0.500 Å⁻¹
Assembly Model 结构单元 聚集说明 状态 CRYSOL 操作
1 1 1nkz__assembly_1__model_1 octadecameric (18) 成功 4.1.3-1-20251215 (887e7ef) 查看 下载
2 1 1nkz__assembly_2__model_1 36-meric (36) 成功 4.1.3-1-20251215 (887e7ef) 查看 下载
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4. 晶体学与实验 4. Crystallography & Experiment

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5. 实体与聚合物信息 Entities & Polymers (7)

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6. 折叠分类 (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

结构域编号 domain_idd1nkza_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits
结构域编号 domain_idd1nkzb_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits
结构域编号 domain_idd1nkzc_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits
结构域编号 domain_idd1nkzd_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits
结构域编号 domain_idd1nkze_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits
结构域编号 domain_idd1nkzf_
类 Class classf — Membrane and cell surface proteins and peptides
折叠类型 Fold foldf.3 — Light-harvesting complex subunits
超家族 Superfamily superfamilyf.3.1 — Light-harvesting complex subunits
家族 Family familyf.3.1.1 — Light-harvesting complex subunits

CATH v4.4 (6 domains)

结构域编号 domain_id1nkzA00
类 Class class4 — Few Secondary Structures
架构 Architecture architecture10 — Irregular
拓扑 Topology topology220 — Light-harvesting Protein
同源超家族 H-superfamily homologous superfamily20 — Light-harvesting complex
结构域编号 domain_id1nkzB00
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily250 —
结构域编号 domain_id1nkzC00
类 Class class4 — Few Secondary Structures
架构 Architecture architecture10 — Irregular
拓扑 Topology topology220 — Light-harvesting Protein
同源超家族 H-superfamily homologous superfamily20 — Light-harvesting complex
结构域编号 domain_id1nkzD00
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily250 —
结构域编号 domain_id1nkzE00
类 Class class4 — Few Secondary Structures
架构 Architecture architecture10 — Irregular
拓扑 Topology topology220 — Light-harvesting Protein
同源超家族 H-superfamily homologous superfamily20 — Light-harvesting complex
结构域编号 domain_id1nkzF00
类 Class class1 — Mainly Alpha
架构 Architecture architecture20 — Up-down Bundle
拓扑 Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
同源超家族 H-superfamily homologous superfamily250 —
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7. 引用文献 (4)