2i5y

;Crystal structure of CD4M47, a scorpion-toxin mimic of CD4, in complex with HIV-1 YU2 GP120 envelope glycoprotein and anti-HIV-1 antibody 17B ;

Method: X-RAY DIFFRACTION Dmax: 165.9 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

SAXS profile for 2i5y

P(r) 距离分布 P(r) Distribution

P(r) distribution for 2i5y
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1. 结构基本信息 1. Structure Basics

条目编号 entry_id2i5y
沉积日期 deposition_date2006-08-26
结构标题 title;Crystal structure of CD4M47, a scorpion-toxin mimic of CD4, in complex with HIV-1 YU2 GP120 envelope glycoprotein and anti-HIV-1 antibody 17B ;
关键词 keywordsHIV-1, GP120, YU2, SCORPION TOXIN, CD4 MIMIC, CD4M47, ANTIBODY, VIRAL PROTEIN-IMMUNE SYSTEM COMPLEX; VIRAL PROTEIN/IMMUNE SYSTEM
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_guinier45.04
回转半径 Rg (电子) rg_electron44.79
零角强度 I(0) i0449391000.00
分子量 molecular_weight170780.0 kDa
排除体积 excluded_volume212600 ų
包络体积 envelope_volume310600 ų
水化壳体积 shell_volume59513 ų
包络直径 envelope_diameter180.5
壳层 Rg shell_rg47.41
包络 Rg envelope_rg44.28
形状 Rg shape_rg44.75
总 Rg total_rg45.06
总原子数 total_atoms11984
残基数 n_residues1489
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 dmax165.9
Rg (实空间) rg_real44.94
Rg 误差 (实空间) rg_real_error1.73
I(0) (实空间) i0_real4.4940e+08
I(0) 误差 (实空间) i0_real_error7.7300e+06
Rg (倒空间) rg_reciprocal45.04
I(0) (倒空间) i0_reciprocal449400000.0000
解质量估计 total_estimate0.8535
解质量评级 solution_quality GOOD a GOOD solution
P(r) 峰数 n_peaks2
主峰位置 r_peak_primary61.6
偏度 Skewness skewness0.145
峰度 Kurtosis kurtosis-0.553
角度范围 angular_range— – 0.1750 −1
当前正则化参数 α current_alpha0.0000
最高正则化参数 α highest_alpha39480000.0000
实空间数据点数 n_real_points36
GNOM 版本 gnom_version4.1.3
质量判据 quality_criteria AN1: 0.000; Oscil: 0.727; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.912; Smooth: 0.998

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

5. 实体与聚合体信息 (6)

6. 折叠分类 (SCOP + CATH) 24 domains

SCOP 2.08 (14 domains)

结构域编号 domain_idd2i5yg2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.172 — gp120 core
超家族 Superfamily superfamilyd.172.1 — gp120 core
家族 Family familyd.172.1.1 — gp120 core
结构域编号 domain_idd2i5yg3
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags
结构域编号 domain_idd2i5yh1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2i5yh2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2i5yl1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2i5yl2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2i5ym1
类 Class classk — Designed proteins
折叠类型 Fold foldk.23 — Scorpion toxin-based designs
超家族 Superfamily superfamilyk.23.1 — Scorpion toxin-based designs
家族 Family familyk.23.1.2 — Mini-protein reproducing the core of the CD4 surface
结构域编号 domain_idd2i5yp2
类 Class classd — Alpha and beta proteins (a+b)
折叠类型 Fold foldd.172 — gp120 core
超家族 Superfamily superfamilyd.172.1 — gp120 core
家族 Family familyd.172.1.1 — gp120 core
结构域编号 domain_idd2i5yp3
类 Class classl — Artifacts
折叠类型 Fold foldl.1 — Tags
超家族 Superfamily superfamilyl.1.1 — Tags
家族 Family familyl.1.1.1 — Tags
结构域编号 domain_idd2i5yq1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2i5yq2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2i5yr1
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.1 — V set domains (antibody variable domain-like)
结构域编号 domain_idd2i5yr2
类 Class classb — All beta proteins
折叠类型 Fold foldb.1 — Immunoglobulin-like beta-sandwich
超家族 Superfamily superfamilyb.1.1 — Immunoglobulin
家族 Family familyb.1.1.2 — C1 set domains (antibody constant domain-like)
结构域编号 domain_idd2i5ys1
类 Class classk — Designed proteins
折叠类型 Fold foldk.23 — Scorpion toxin-based designs
超家族 Superfamily superfamilyk.23.1 — Scorpion toxin-based designs
家族 Family familyk.23.1.2 — Mini-protein reproducing the core of the CD4 surface

CATH v4.4 (10 domains)

结构域编号 domain_id2i5yG00
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology40 — HIV Envelope Protein Gp120; Chain G
同源超家族 H-superfamily homologous superfamily20 — Human immunodeficiency virus 1, Gp160, envelope glycoprotein
结构域编号 domain_id2i5yH01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yH02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yL01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yL02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yP00
类 Class class2 — Mainly Beta
架构 Architecture architecture170 — Beta Complex
拓扑 Topology topology40 — HIV Envelope Protein Gp120; Chain G
同源超家族 H-superfamily homologous superfamily20 — Human immunodeficiency virus 1, Gp160, envelope glycoprotein
结构域编号 domain_id2i5yQ01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yQ02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yR01
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins
结构域编号 domain_id2i5yR02
类 Class class2 — Mainly Beta
架构 Architecture architecture60 — Sandwich
拓扑 Topology topology40 — Immunoglobulin-like
同源超家族 H-superfamily homologous superfamily10 — Immunoglobulins

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