SAXSdb — 9q6h

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1. Structure Basics

entry_id	9q6h
deposition_date	2025-08-22
title	Human Serum Albumin in complex with four nanobodies: nb33, nb77, nb125 & N42
keywords	Nanobody, VHH, IMMUNE SYSTEM; IMMUNE SYSTEM
method	ELECTRON MICROSCOPY

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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	37.71 Å
rg_electron	37.19 Å
i0	238493000.00
molecular_weight	122000.0 kDa
excluded_volume	151400 Å³
envelope_volume	202320 Å³
shell_volume	46593 Å³
envelope_diameter	131.0 Å
shell_rg	42.00 Å
envelope_rg	36.80 Å
shape_rg	37.19 Å
total_rg	37.49 Å
total_atoms	16841
n_residues	1093
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	122.6 Å
rg_real	37.64 Å
rg_real_error	0.99 Å
i0_real	2.3850e+08
i0_real_error	4.1650e+06
rg_reciprocal	37.69 Å
i0_reciprocal	238500000.0000
total_estimate	0.9040
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	1
r_peak_primary	46.7 Å
skewness	0.209
kurtosis	-0.547
angular_range	— – 0.2100 Å⁻¹
current_alpha	0.0000
highest_alpha	18650000.0000
n_real_points	43
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.939; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.932

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4. Crystallography & Experiment

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5. Entities & Polymer Info (5)

Entity 1 polymer

description	Serum albumin
formula_weight	66571.2 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	16841

DAHKSEVAHRFKDLGEENFKALVLIAFAQYLQQCPFEDHVKLVNEVTEFAKTCVADESAENCDKSLHTLFGDKLCTVATLRETYGEMADCCAKQEPERNECFLQHKDDNPNLPRLVRPEVDVMCTAFHDNEETFLKKYLYEIARRHPYFYAPELLFFAKRYKAAFTECCQAADKAACLLPKLDELRDEGKASSAKQRLKCASLQKFGERAFKAWAVARLSQRFPKAEFAEVSKLVTDLTKVHTECCHGDLLECADDRADLAKYICENQDSISSKLKECCEKPLLEKSHCIAEVENDEMPADLPSLAADFVESKDVCKNYAEAKDVFLGMFLYEYARRHPDYSVVLLLRLAKTYETTLEKCCAAADPHECYAKVFDEFKPLVEEPQNLIKQNCELFEQLGEYKFQNALLVRYTKKVPQVSTPTLVEVSRNLGKVGSKCCKHPEAKRMPCAEDYLSVVLNQLCVLHEKTPVSDRVTKCCTESLVNRRPCFSALEVDETYVPKEFNAETFTFHADICTLSEKERQIKKQTALVELVKHKPKATKEQLKAVMDDFAAFVEKCCKADDKETCFAEEGKKLVAASQAALGL

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 2 polymer

description	nb33
formula_weight	14241.7 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

AHVQLVESGGELVQAGGSLRLSCAASGRTFSNYAMGWFRQAPGTEREFVAAISRSGGSTYYADSVKGRFIISRDNAKNTVWLQMNMLKPEDTSVYYCAAAEGLASGSYDYAPPLKSSWYDYWGQGTQVTVS

Source

organism	Lama glama
ncbi_taxonomy_id	9844
host_organism	Escherichia coli

Entity 3 polymer

description	nb77
formula_weight	13644.2 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

AQVQLVESGGGLVQAGGSLRLSCTASGRTYEPLVMGWFRQAPGKEREFVATITPSGGSLSYADSVKGRFTVSRDNAKKTVYLQMNRLQPEDTAVYYCAAAPGVGNYRYTRQYDYWGQGTQVTVSE

Source

organism	Lama glama
ncbi_taxonomy_id	9844
host_organism	Escherichia coli

Entity 4 polymer

description	nb125
formula_weight	13587.1 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	D

AQVQLVESGGGLVQAGGSLRLSCAAPGDIFSMYVMGWFRQAPGKEREFVAYNHWSGGRTLYADSVKGRFTISRDNSKNTMSLQMNSLRPEDTAVYYCTADQYASTLLRAAGEYWGQGTQVTVSE

Source

organism	Lama glama
ncbi_taxonomy_id	9844
host_organism	Escherichia coli

Entity 5 polymer

description	N42
formula_weight	14186.4 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	E

AQVQLVESGGGLVQAGVSLRLSCAASERTFSSYIMGWFRQAPGKEREFIAAISWSGGNTDYAGSVQGRFTISRDNAQNTVYLQMNSLEPEDTAVYYCAADATHSWSYGSRWYDRNYNYWGQGTQVTVS

Source

organism	Lama glama
ncbi_taxonomy_id	9844
host_organism	Escherichia coli

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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	—

space_group	P 1
int_tables_number	1
crystal_system	—

resolution	3.100 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	3.10 Å
resolution_method	—
num_particles	1165298

fit	/app/data/saxs_computation/q6/9q6h/9q6h.fit
pddf	/app/data/pr_computation/q6/9q6h/9q6h.pr.out
profile	/app/data/saxs_computation/q6/9q6h/9q6h.dat

Human Serum Albumin in complex with four nanobodies: nb33, nb77, nb125 & N42

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

Refinement

EM 3D

5. Entities & Polymer Info (5)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 polymer

Polymer

Source

Entity 4 polymer

Polymer

Source

Entity 5 polymer

Polymer

Source

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)