1pto

THE STRUCTURE OF A PERTUSSIS TOXIN-SUGAR COMPLEX AS A MODEL FOR RECEPTOR BINDING

Method: X-RAY DIFFRACTION D_max: 156.1 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

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1. 结构基本信息 1. Structure Basics

条目编号 entry_id	1pto
沉积日期 deposition_date	1994-03-22
结构标题 title	THE STRUCTURE OF A PERTUSSIS TOXIN-SUGAR COMPLEX AS A MODEL FOR RECEPTOR BINDING
关键词 keywords	TOXIN; TOXIN
实验方法 method	X-RAY DIFFRACTION

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

回转半径 Rg (Guinier) rg_guinier	51.30 Å
回转半径 Rg (电子) rg_electron	51.57 Å
零角强度 I(0) i0	635285000.00
分子量 molecular_weight	208260.0 kDa
排除体积 excluded_volume	259810 Å³
包络体积 envelope_volume	339510 Å³
水化壳体积 shell_volume	57110 Å³
包络直径 envelope_diameter	172.8 Å
壳层 Rg shell_rg	51.01 Å
包络 Rg envelope_rg	50.95 Å
形状 Rg shape_rg	51.61 Å
总 Rg total_rg	51.40 Å
总原子数 total_atoms	14614
残基数 n_residues	1870
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

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

最大尺寸 Dmax dmax	156.1 Å
Rg (实空间) rg_real	51.64 Å
Rg 误差 (实空间) rg_real_error	1.46 Å
I(0) (实空间) i0_real	6.3530e+08
I(0) 误差 (实空间) i0_real_error	1.3520e+07
Rg (倒空间) rg_reciprocal	50.99 Å
I(0) (倒空间) i0_reciprocal	634700000.0000
解质量估计 total_estimate	0.7730
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	40.3 Å
偏度 Skewness skewness	0.407
峰度 Kurtosis kurtosis	-0.825
角度范围 angular_range	— – 0.1550 Å⁻¹
当前正则化参数 α current_alpha	0.0000
最高正则化参数 α highest_alpha	55850000.0000
实空间数据点数 n_real_points	32
GNOM 版本 gnom_version	4.1.3
质量判据 quality_criteria	AN1: 0.000; Oscil: 0.764; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.753; Smooth: 0.001

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

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5. 实体与聚合体信息 (7)

Entity 1 polymer

描述 description	PERTUSSIS TOXIN (SUBUNIT S1)
分子量 formula_weight	27129.7 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	A,G
原子数 atom_count	14614

APVTSPAWADDPPATVYRYDSRPPEDVFQNGFTAWGNNDNVLEHLTGRSCQVGSSNSAFVSTSSSRRYTEVYLEHRMQEAVEAERAGRGTGHFIGYIYEVRADNNFYGAASSYFEYVDTYGDNAGRILAGALATYQSEYLAHRRIPPENIRRVTRVYHNGITGETTTTEYSNARYVSQQTRANPNPYTSRRSVASIVGTLVRMAPVVGACMARQAESSEAMAAWSERAGEAMVLVYYESIAYSF

Entity 2 polymer

描述 description	PERTUSSIS TOXIN
分子量 formula_weight	21658.4 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

GIVIPPQEQITQHGSPYGRCANKTRALTVAELRGSGDLQEYLRHVTRGWSIFALYDGTYLGGEYGGVIKDGTPGGAFDLKTTFCIMTTRNTGQPATDHYYSNVTATRLLSSTNSRLCAVFVRSGQPVIGACTSPYDGKYWSMYSRLRKMLYLIYVAGISVRVHVSKEEQYYDYEDATFETYALTGISICNPGSSLC

Entity 3 polymer

描述 description	PERTUSSIS TOXIN
分子量 formula_weight	21622.5 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

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

GIVIPPKALFTQQGGAYGRCPNGTRALTVAELRGNAELQTYLRQITPGWSIYGLYDGTYLGQAYGGIIKDAPPGAGFIYRETFCITTIYKTGQPAADHYYSKVTATRLLASTNSRLCAVFVRDGQSVIGACASPYEGRYRDMYDALRRLLYMIYMSGLAVRVHVSKEEQYYDYEDATFQTYALTGISLCNPAASIC

Entity 4 polymer

描述 description	PERTUSSIS TOXIN (SUBUNIT S4)
分子量 formula_weight	12072.4 kDa
来源方法 src_method	nat
拷贝数 entity_count	4

聚合体 Polymer

聚合体类型 type	polypeptide(L)
链编号 strand_id	D,E,J,K

DVPYVLVKTNMVVTSVAMKPYEVTPTRMLVCGIAAKLGAAASSPDAHVPFCFGKDLKRPGSSPMEVMLRAVFMQQRPLRMFLGPKQLTFEGKPALELIRMVECSGKQDCP

Entity 5 polymer

描述 description	PERTUSSIS TOXIN (SUBUNIT S5)
分子量 formula_weight	10894.5 kDa
来源方法 src_method	nat
拷贝数 entity_count	2

聚合体 Polymer

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

LPTHLYKNFTVQELALKLKGKNQEFCLTAFMSGRSLVRACLSDAGHEHDTWFDTMLGFAISAYALKSRIALTVEDSPYPGTPGDLLELQICPLNGYCE

Entity 6 polymer

描述 description	PERTUSSIS TOXIN (SUBUNIT S2)
分子量 formula_weight	21856.6 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	H

TPGIVIPPQEQITQHGSPYGRCANKTRALTVAELRGSGDLQEYLRHVTRGWSIFALYDGTYLGGEYGGVIKDGTPGGAFDLKTTFCIMTTRNTGQPATDHYYSNVTATRLLSSTNSRLCAVFVRSGQPVIGACTSPYDGKYWSMYSRLRKMLYLIYVAGISVRVHVSKEEQYYDYEDATFETYALTGISICNPGSSLC

Entity 7 branched

描述 description	N-acetyl-alpha-neuraminic acid-(2-6)-beta-D-galactopyranose
分子量 formula_weight	471.4 kDa
来源方法 src_method	man
拷贝数 entity_count	3

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6. 折叠分类 (SCOP + CATH) 32 domains

SCOP 2.08 (16 domains)

结构域编号 domain_id	d1ptoa_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.166 — ADP-ribosylation
超家族 Superfamily superfamily	d.166.1 — ADP-ribosylation
家族 Family family	d.166.1.1 — ADP-ribosylating toxins

结构域编号 domain_id	d1ptob1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptob2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.169 — C-type lectin-like
超家族 Superfamily superfamily	d.169.1 — C-type lectin-like
家族 Family family	d.169.1.2 — Aerolysin/Pertussis toxin (APT) domain

结构域编号 domain_id	d1ptoc1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptoc2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.169 — C-type lectin-like
超家族 Superfamily superfamily	d.169.1 — C-type lectin-like
家族 Family family	d.169.1.2 — Aerolysin/Pertussis toxin (APT) domain

结构域编号 domain_id	d1ptod_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptoe_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptof_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptog_
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.166 — ADP-ribosylation
超家族 Superfamily superfamily	d.166.1 — ADP-ribosylation
家族 Family family	d.166.1.1 — ADP-ribosylating toxins

结构域编号 domain_id	d1ptoh1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptoh2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.169 — C-type lectin-like
超家族 Superfamily superfamily	d.169.1 — C-type lectin-like
家族 Family family	d.169.1.2 — Aerolysin/Pertussis toxin (APT) domain

结构域编号 domain_id	d1ptoi1
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptoi2
类 Class class	d — Alpha and beta proteins (a+b)
折叠类型 Fold fold	d.169 — C-type lectin-like
超家族 Superfamily superfamily	d.169.1 — C-type lectin-like
家族 Family family	d.169.1.2 — Aerolysin/Pertussis toxin (APT) domain

结构域编号 domain_id	d1ptoj_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptok_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

结构域编号 domain_id	d1ptol_
类 Class class	b — All beta proteins
折叠类型 Fold fold	b.40 — OB-fold
超家族 Superfamily superfamily	b.40.2 — Bacterial enterotoxins
家族 Family family	b.40.2.1 — Bacterial AB5 toxins, B-subunits

CATH v4.4 (16 domains)

结构域编号 domain_id	1ptoA00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	210 — Heat-Labile Enterotoxin; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Heat-Labile Enterotoxin, subunit A

结构域编号 domain_id	1ptoB01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	10 — Roll
拓扑 Topology topology	40 — Pertussis Toxin; Chain B, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Aerolysin/Pertussis toxin (APT), N-terminal domain

结构域编号 domain_id	1ptoB02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoC01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	10 — Roll
拓扑 Topology topology	40 — Pertussis Toxin; Chain B, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Aerolysin/Pertussis toxin (APT), N-terminal domain

结构域编号 domain_id	1ptoC02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoD00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoE00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoF00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoG00
类 Class class	3 — Alpha Beta
架构 Architecture architecture	90 — Alpha-Beta Complex
拓扑 Topology topology	210 — Heat-Labile Enterotoxin; Chain A
同源超家族 H-superfamily homologous superfamily	10 — Heat-Labile Enterotoxin, subunit A

结构域编号 domain_id	1ptoH01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	10 — Roll
拓扑 Topology topology	40 — Pertussis Toxin; Chain B, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Aerolysin/Pertussis toxin (APT), N-terminal domain

结构域编号 domain_id	1ptoH02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoI01
类 Class class	3 — Alpha Beta
架构 Architecture architecture	10 — Roll
拓扑 Topology topology	40 — Pertussis Toxin; Chain B, domain 1
同源超家族 H-superfamily homologous superfamily	10 — Aerolysin/Pertussis toxin (APT), N-terminal domain

结构域编号 domain_id	1ptoI02
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoJ00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoK00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

结构域编号 domain_id	1ptoL00
类 Class class	2 — Mainly Beta
架构 Architecture architecture	40 — Beta Barrel
拓扑 Topology topology	50 — OB fold (Dihydrolipoamide Acetyltransferase, E2P)
同源超家族 H-superfamily homologous superfamily	110 —

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7. 引用文献 (2)

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晶胞边长 a length_a	163.800 Å
晶胞边长 b length_b	98.200 Å
晶胞边长 c length_c	194.500 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	16

空间群 space_group	P 21 21 21
空间群编号 int_tables_number	19
晶系 crystal_system	—

分辨率 resolution	3.500 Å
最低分辨率 resolution_low	10.000 Å
R 因子 r_factor	0.1830
R_work r_work	0.1830
R_free r_free	—

fit	/app/data/saxs_computation/pt/1pto/1pto.fit
pddf	/app/data/pr_computation/pt/1pto/1pto.pr.out
profile	/app/data/saxs_computation/pt/1pto/1pto.dat

THE STRUCTURE OF A PERTUSSIS TOXIN-SUGAR COMPLEX AS A MODEL FOR RECEPTOR BINDING

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 (7)

Entity 1 polymer

聚合体 Polymer

Entity 2 polymer

聚合体 Polymer

Entity 3 polymer

聚合体 Polymer

Entity 4 polymer

聚合体 Polymer

Entity 5 polymer

聚合体 Polymer

Entity 6 polymer

聚合体 Polymer

Entity 7 branched

6. 折叠分类 (SCOP + CATH) 32 domains

SCOP 2.08 (16 domains)

CATH v4.4 (16 domains)

7. 引用文献 (2)

8. 文件与曲线 (10)

Files (7)

Curves (3)