1lgb

;INTERACTION OF A LEGUME LECTIN WITH THE N2 FRAGMENT OF HUMAN LACTOTRANSFERRIN OR WITH THE ISOLATED BIANTENNARY GLYCOPEPTIDE: ROLE OF THE FUCOSE MOIETY ;

Method: X-RAY DIFFRACTION D_max: 93.7 Å Quality: GOOD

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

下载 Download SAXS (.dat) P(r) (.pr.out) CIF

▼

1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1lgb
沉积日期 deposition_date	1994-01-07
结构标题 title	;INTERACTION OF A LEGUME LECTIN WITH THE N2 FRAGMENT OF HUMAN LACTOTRANSFERRIN OR WITH THE ISOLATED BIANTENNARY GLYCOPEPTIDE: ROLE OF THE FUCOSE MOIETY ;
关键词 keywords	COMPLEX(LECTIN-TRANSFERRIN), COMPLEX(LECTIN-TRANSFERRIN) complex; COMPLEX(LECTIN/TRANSFERRIN)
实验方法 method	X-RAY DIFFRACTION

▼

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

回转半径 Rg (Guinier) rg_guinier	27.19 Å
回转半径 Rg (电子) rg_electron	26.95 Å
零角强度 I(0) i0	32605700.00
分子量 molecular_weight	44217.0 kDa
排除体积 excluded_volume	55216 Å³
包络体积 envelope_volume	66360 Å³
水化壳体积 shell_volume	22355 Å³
包络直径 envelope_diameter	98.8 Å
壳层 Rg shell_rg	31.64 Å
包络 Rg envelope_rg	26.96 Å
形状 Rg shape_rg	26.95 Å
总 Rg total_rg	27.47 Å
总原子数 total_atoms	3119
残基数 n_residues	387
球谐函数阶数 n_harmonics	20
q 范围 q_range	— – 0.5000 Å⁻¹
数据点数 n_points	101
壳层类型 shell_type	directional
溶剂电子密度 solvent_density	0.3340 e/Å³
壳层衬度 contrast_shell	0.0300 e/Å³
CRYSOL 版本 crysol_version	4.1.3

▼

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

最大尺寸 Dmax dmax	93.7 Å
Rg (实空间) rg_real	27.51 Å
Rg 误差 (实空间) rg_real_error	0.80 Å
I(0) (实空间) i0_real	3.2610e+07
I(0) 误差 (实空间) i0_real_error	4.0080e+05
Rg (倒空间) rg_reciprocal	27.42 Å
I(0) (倒空间) i0_reciprocal	32600000.0000
解质量估计 total_estimate	0.8112
解质量评级 solution_quality	GOOD a GOOD solution
P(r) 峰数 n_peaks	2
主峰位置 r_peak_primary	24.2 Å
偏度 Skewness skewness	0.556
峰度 Kurtosis kurtosis	-0.346
角度范围 angular_range	— – 0.2900 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	5786000.0000
实空间数据点数 n_real_points	59
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.671; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.701; Smooth: 0.829

▶

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

▶

5. 实体与聚合体信息 (6)

Entity 1 polymer

描述 description	LEGUME ISOLECTIN II (ALPHA CHAIN)
分子量 formula_weight	19802.8 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A
原子数 atom_count	3119

TETTSFSITKFGPDQPNLIFQGDGYTTKERLTLTKAVRNTVGRALYSSPIHIWDSKTGNVANFVTSFTFVIDAPNSYNVADGFTFFIAPVDTKPQTGGGYLGVFNSKDYDKTSQTVAVEFDTFYNTAWDPSNGDRHIGIDVNSIKSINTKSWALQNGKEANVVIAFNGATNVLTVSLTYPN

Entity 2 polymer

描述 description	LEGUME ISOLECTIN II (BETA CHAIN)
分子量 formula_weight	5915.5 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	B

ETSYTLNEVVPLKEFVPEWVRIGFSATTGAEFAAHEVLSWYFNSELAVTSSSN

Entity 3 polymer

描述 description	LACTOTRANSFERRIN (N2 FRAGMENT)
分子量 formula_weight	17541.8 kDa
来源方法 src_method	nat
拷贝数 entity_count	1

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	C

HYYAVAVVKKGGSFQLNELQGLKSCHTGLRRTAGWNVPIGTLRPFLNWTGPPEPIEAAVARFFSASCVPGADKGQFPNLCRLCAGTGENKCAFSSQEPYFSYSGAFKCLKDGAGDVAFIRESTVFEDLSDEAERDEYELLCPDNTRKPVDKFKDCHLAR

Entity 4 branched

描述 description	;beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-2)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ;
分子量 formula_weight	1625.5 kDa
来源方法 src_method	man
拷贝数 entity_count	1

Entity 5 non-polymer

描述 description	MANGANESE (II) ION
分子量 formula_weight	54.9 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

Entity 6 non-polymer

描述 description	CALCIUM ION
分子量 formula_weight	40.1 kDa
来源方法 src_method	syn
拷贝数 entity_count	1

▼

6. 折叠分类 (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

结构域编号 domain_id	d1lgb.1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.29 — Concanavalin A-like lectins/glucanases
超家族 Superfamily superfamily	b.29.1 — Concanavalin A-like lectins/glucanases
家族 Family family	b.29.1.1 — Legume lectins

结构域编号 domain_id	d1lgbc_
类 Class class	c — Alpha and beta proteins (a/b)
折叠类型 Fold fold	c.94 — Periplasmic binding protein-like II
超家族 Superfamily superfamily	c.94.1 — Periplasmic binding protein-like II
家族 Family family	c.94.1.2 — Transferrin

CATH v4.4 (2 domains)

结构域编号 domain_id	1lgbA00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	60 — Sandwich
拓扑 Topology topology	120 — Jelly Rolls
同源超家族 H-superfamily homologous superfamily	200 —

结构域编号 domain_id	1lgbC00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	40 — 3-Layer(aba) Sandwich
拓扑 Topology topology	190 — D-Maltodextrin-Binding Protein; domain 2
同源超家族 H-superfamily homologous superfamily	10 — Periplasmic binding protein-like II

▶

7. 引用文献 (2)

▶

晶胞边长 a length_a	63.500 Å
晶胞边长 b length_b	63.500 Å
晶胞边长 c length_c	251.900 Å
晶胞夹角 α angle_alpha	90.00 °
晶胞夹角 β angle_beta	90.00 °
晶胞夹角 γ angle_gamma	90.00 °
晶胞分子数 Z z_pdb	8

空间群 space_group	P 43 21 2
空间群编号 int_tables_number	96
晶系 crystal_system	—

分辨率 resolution	3.300 Å
最低分辨率 resolution_low	6.000 Å
R 因子 r_factor	0.2100
R_work r_work	0.2100
R_free r_free	—

fit	/app/data/saxs_computation/lg/1lgb/1lgb.fit
pddf	/app/data/pr_computation/lg/1lgb/1lgb.pr.out
profile	/app/data/saxs_computation/lg/1lgb/1lgb.dat

;INTERACTION OF A LEGUME LECTIN WITH THE N2 FRAGMENT OF HUMAN LACTOTRANSFERRIN OR WITH THE ISOLATED BIANTENNARY GLYCOPEPTIDE: ROLE OF THE FUCOSE MOIETY ;

SAXS 散射曲线 SAXS Profile

P(r) 距离分布 P(r) Distribution

1. 结构基本信息 1. Structure Basics

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

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

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

晶胞参数 Unit Cell

对称性 Symmetry

精修参数 Refinement

5. 实体与聚合体信息 (6)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

Entity 4 branched

Entity 5 non-polymer

Entity 6 non-polymer

6. 折叠分类 (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. 引用文献 (2)

8. 文件与曲线 (10)

Files (7)

Curves (3)