1q2v

Crystal structure of the chaperonin from Thermococcus strain KS-1 (nucleotide-free form)

Method: X-RAY DIFFRACTION Dmax: 155.1 Å Quality: REASONABLE

SAXS 散射曲线 SAXS Profile

SAXS profile for 1q2v

P(r) 距离分布 P(r) Distribution

P(r) distribution for 1q2v
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id1q2v
沉积日期 deposition_date2003-07-26
结构标题 titleCrystal structure of the chaperonin from Thermococcus strain KS-1 (nucleotide-free form)
关键词 keywordsHEXADECAMER, CLOSED STATE, chaperone; CHAPERONE
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_guinier48.51
回转半径 Rg (电子) rg_electron48.89
零角强度 I(0) i0720107000.00
分子量 molecular_weight225710.0 kDa
排除体积 excluded_volume285140 ų
包络体积 envelope_volume409560 ų
水化壳体积 shell_volume72562 ų
包络直径 envelope_diameter163.3
壳层 Rg shell_rg49.68
包络 Rg envelope_rg48.80
形状 Rg shape_rg48.90
总 Rg total_rg48.88
总原子数 total_atoms15808
残基数 n_residues2072
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 dmax155.1
Rg (实空间) rg_real50.27
Rg 误差 (实空间) rg_real_error0.55
I(0) (实空间) i0_real7.1530e+08
I(0) 误差 (实空间) i0_real_error1.0750e+07
Rg (倒空间) rg_reciprocal48.51
I(0) (倒空间) i0_reciprocal719700000.0000
解质量估计 total_estimate0.6513
解质量评级 solution_quality REASONABLE a REASONABLE solution
P(r) 峰数 n_peaks1
主峰位置 r_peak_primary48.5
偏度 Skewness skewness0.504
峰度 Kurtosis kurtosis-0.430
角度范围 angular_range— – 0.1600 −1
当前正则化参数 α current_alpha1.8480
最高正则化参数 α highest_alpha60140000.0000
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: 0.925; Stabil: 0.909; Sysdev: 0.000; Positv: 1.000; Valcen: 0.947; Smooth: 0.026

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

5. 实体与聚合体信息 (3)

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

结构域编号 domain_idd1q2va1
类 Class classa — All alpha proteins
折叠类型 Fold folda.129 — GroEL equatorial domain-like
超家族 Superfamily superfamilya.129.1 — GroEL equatorial domain-like
家族 Family familya.129.1.2 — Group II chaperonin (CCT, TRIC), ATPase domain
结构域编号 domain_idd1q2va2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.8 — The 'swivelling' beta/beta/alpha domain
超家族 Superfamily superfamilyc.8.5 — GroEL apical domain-like
家族 Family familyc.8.5.2 — Group II chaperonin (CCT, TRIC), apical domain
结构域编号 domain_idd1q2va3
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.56 — GroEL-intermediate domain like
超家族 Superfamily superfamilyd.56.1 — GroEL-intermediate domain like
家族 Family familyd.56.1.2 — Group II chaperonin (CCT, TRIC), intermediate domain
结构域编号 domain_idd1q2vb1
类 Class classa — All alpha proteins
折叠类型 Fold folda.129 — GroEL equatorial domain-like
超家族 Superfamily superfamilya.129.1 — GroEL equatorial domain-like
家族 Family familya.129.1.2 — Group II chaperonin (CCT, TRIC), ATPase domain
结构域编号 domain_idd1q2vb2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.8 — The 'swivelling' beta/beta/alpha domain
超家族 Superfamily superfamilyc.8.5 — GroEL apical domain-like
家族 Family familyc.8.5.2 — Group II chaperonin (CCT, TRIC), apical domain
结构域编号 domain_idd1q2vb3
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.56 — GroEL-intermediate domain like
超家族 Superfamily superfamilyd.56.1 — GroEL-intermediate domain like
家族 Family familyd.56.1.2 — Group II chaperonin (CCT, TRIC), intermediate domain
结构域编号 domain_idd1q2vc1
类 Class classa — All alpha proteins
折叠类型 Fold folda.129 — GroEL equatorial domain-like
超家族 Superfamily superfamilya.129.1 — GroEL equatorial domain-like
家族 Family familya.129.1.2 — Group II chaperonin (CCT, TRIC), ATPase domain
结构域编号 domain_idd1q2vc2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.8 — The 'swivelling' beta/beta/alpha domain
超家族 Superfamily superfamilyc.8.5 — GroEL apical domain-like
家族 Family familyc.8.5.2 — Group II chaperonin (CCT, TRIC), apical domain
结构域编号 domain_idd1q2vc3
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.56 — GroEL-intermediate domain like
超家族 Superfamily superfamilyd.56.1 — GroEL-intermediate domain like
家族 Family familyd.56.1.2 — Group II chaperonin (CCT, TRIC), intermediate domain
结构域编号 domain_idd1q2vd1
类 Class classa — All alpha proteins
折叠类型 Fold folda.129 — GroEL equatorial domain-like
超家族 Superfamily superfamilya.129.1 — GroEL equatorial domain-like
家族 Family familya.129.1.2 — Group II chaperonin (CCT, TRIC), ATPase domain
结构域编号 domain_idd1q2vd2
类 Class classc — Alpha and beta proteins (a/b)
折叠类型 Fold foldc.8 — The 'swivelling' beta/beta/alpha domain
超家族 Superfamily superfamilyc.8.5 — GroEL apical domain-like
家族 Family familyc.8.5.2 — Group II chaperonin (CCT, TRIC), apical domain
结构域编号 domain_idd1q2vd3
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.56 — GroEL-intermediate domain like
超家族 Superfamily superfamilyd.56.1 — GroEL-intermediate domain like
家族 Family familyd.56.1.2 — Group II chaperonin (CCT, TRIC), intermediate domain

CATH v4.4 (12 domains)

结构域编号 domain_id1q2vA01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology560 — GROEL; domain 1
同源超家族 H-superfamily homologous superfamily10 — GroEL-like equatorial domain
结构域编号 domain_id1q2vA02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology260 — GROEL; domain 2
同源超家族 H-superfamily homologous superfamily10 — TCP-1-like chaperonin intermediate domain
结构域编号 domain_id1q2vA03
类 Class class3 — Alpha Beta
架构 Architecture architecture50 — 3-Layer(bba) Sandwich
拓扑 Topology topology7 — GroEL
同源超家族 H-superfamily homologous superfamily10 — GroEL
结构域编号 domain_id1q2vB01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology560 — GROEL; domain 1
同源超家族 H-superfamily homologous superfamily10 — GroEL-like equatorial domain
结构域编号 domain_id1q2vB02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology260 — GROEL; domain 2
同源超家族 H-superfamily homologous superfamily10 — TCP-1-like chaperonin intermediate domain
结构域编号 domain_id1q2vB03
类 Class class3 — Alpha Beta
架构 Architecture architecture50 — 3-Layer(bba) Sandwich
拓扑 Topology topology7 — GroEL
同源超家族 H-superfamily homologous superfamily10 — GroEL
结构域编号 domain_id1q2vC01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology560 — GROEL; domain 1
同源超家族 H-superfamily homologous superfamily10 — GroEL-like equatorial domain
结构域编号 domain_id1q2vC02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology260 — GROEL; domain 2
同源超家族 H-superfamily homologous superfamily10 — TCP-1-like chaperonin intermediate domain
结构域编号 domain_id1q2vC03
类 Class class3 — Alpha Beta
架构 Architecture architecture50 — 3-Layer(bba) Sandwich
拓扑 Topology topology7 — GroEL
同源超家族 H-superfamily homologous superfamily10 — GroEL
结构域编号 domain_id1q2vD01
类 Class class1 — Mainly Alpha
架构 Architecture architecture10 — Orthogonal Bundle
拓扑 Topology topology560 — GROEL; domain 1
同源超家族 H-superfamily homologous superfamily10 — GroEL-like equatorial domain
结构域编号 domain_id1q2vD02
类 Class class3 — Alpha Beta
架构 Architecture architecture30 — 2-Layer Sandwich
拓扑 Topology topology260 — GROEL; domain 2
同源超家族 H-superfamily homologous superfamily10 — TCP-1-like chaperonin intermediate domain
结构域编号 domain_id1q2vD03
类 Class class3 — Alpha Beta
架构 Architecture architecture50 — 3-Layer(bba) Sandwich
拓扑 Topology topology7 — GroEL
同源超家族 H-superfamily homologous superfamily10 — GroEL

7. 引用文献 (2)

8. 文件与曲线 (10)