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1ah1

CTLA-4, NMR, 20 STRUCTURES

Method: SOLUTION NMR D_max: 65.2 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1ah1
deposition_date	1997-04-11
title	CTLA-4, NMR, 20 STRUCTURES
keywords	IMMUNORECEPTOR, T CELL RECEPTOR, IMMUNE RESPONSE, IMMUNOGLOBULIN; IMMUNORECEPTOR
method	SOLUTION NMR

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	16.96 Å
rg_electron	16.78 Å
i0	1349070000.00
molecular_weight	305400.0 kDa
excluded_volume	379510 Å³
envelope_volume	51617 Å³
shell_volume	21096 Å³
envelope_diameter	72.3 Å
shell_rg	27.66 Å
envelope_rg	21.98 Å
shape_rg	16.77 Å
total_rg	16.98 Å
total_atoms	41980
n_residues	2580
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	65.2 Å
rg_real	17.12 Å
rg_real_error	0.62 Å
i0_real	1.3490e+09
i0_real_error	1.8340e+07
rg_reciprocal	17.10 Å
i0_reciprocal	1349000000.0000
total_estimate	0.7616
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	18.0 Å
skewness	0.686
kurtosis	0.348
angular_range	— – 0.4700 Å⁻¹
current_alpha	0.0000
highest_alpha	1252000.0000
n_real_points	77
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.431; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.615; Smooth: 0.989

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	CTLA-4
formula_weight	13864.7 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	41980

AMHVAQPAVVLASSRGIASFVCEYASPGKATEVRVTVLRQADSQVTEVCAATYMMGNELTFLDDSICTGTSSGNQVNLTIQGLRAMDTGLYICKVELMYPPPYYLGIGNGTQIYVIDPEPCPDSDQEPK

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Cricetulus griseus

Entity 2 branched

description	;beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ;
formula_weight	732.7 kDa
src_method	man
entity_count	1

Entity 3 branched

description	;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 ;
formula_weight	732.7 kDa
src_method	man
entity_count	1

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6. Citations (1)

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length_a	1.000 Å
length_b	1.000 Å
length_c	1.000 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	1

space_group	P 1
int_tables_number	1
crystal_system	—

fit	/app/data/saxs_computation/ah/1ah1/1ah1.fit
pddf	/app/data/pr_computation/ah/1ah1/1ah1.pr.out
profile	/app/data/saxs_computation/ah/1ah1/1ah1.dat