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9t5w

Cryo-EM structure of mutant R61H alphaM/beta2 headpiece complex

Method: ELECTRON MICROSCOPY D_max: 164.1 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9t5w
deposition_date	2025-11-06
title	Cryo-EM structure of mutant R61H alphaM/beta2 headpiece complex
keywords	phagocytosis, integrin, opsonisation, 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	47.61 Å
rg_electron	48.02 Å
i0	300139000.00
molecular_weight	137540.0 kDa
excluded_volume	170680 Å³
envelope_volume	247110 Å³
shell_volume	48833 Å³
envelope_diameter	175.0 Å
shell_rg	43.23 Å
envelope_rg	49.90 Å
shape_rg	47.94 Å
total_rg	48.06 Å
total_atoms	19071
n_residues	1210
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	164.1 Å
rg_real	48.32 Å
rg_real_error	2.08 Å
i0_real	3.0010e+08
i0_real_error	6.6960e+06
rg_reciprocal	47.61 Å
i0_reciprocal	299900000.0000
total_estimate	0.7860
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	34.8 Å
skewness	0.533
kurtosis	-0.392
angular_range	— – 0.1650 Å⁻¹
current_alpha	0.0000
highest_alpha	19170000.0000
n_real_points	34
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.717; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.658; Smooth: 0.404

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4. Crystallography & Experiment

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5. Entities & Polymer Info (9)

Entity 1 polymer

description	Isoform 2 of Integrin alpha-M
formula_weight	83970.7 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	19078

FNLDTENAMTFQENARGFGQSVVQLQGSRVVVGAPQEIVAANQRGSLYQCDYSTGSCEPIHLQVPVEAVNMSLGLSLAATTSPPQLLACGPTVHQTCSENTYVKGLCFLFGSNLRQQPQKFPEALRGCPQEDSDIAFLIDGSGSIIPHDFRRMKEFVSTVMEQLKKSKTLFSLMQYSEEFRIHFTFKEFQNNPNPRSLVKPITQLLGRTHTATGIRKVVRELFNITNGARKNAFKILVVITDGEKFGDPLGYEDVIPEADREGVIRYVIGVGDAFRSEKSRQELNTIASKPPRDHVFQVNNFEALKTIQNQLREKIFAIEGTQTGSSSSFEHEMSQEGFSAAITSNGPLLSTVGSYDWAGGVFLYTSKEKSTFINMTRVDSDMNDAYLGYAAAIILRNRVQSLVLGAPRYQHIGLVAMFRQNTGMWESNANVKGTQIGAYFGASLCSVDVDSNGSTDLVLIGAPHYYEQTRGGQVSVCPLPRGQRARWQCDAVLYGEQGQPWGRFGAALTVLGDVNGDKLTDVAIGAPGEEDNRGAVYLFHGTSGSGISPSHSQRIAGSKLSPRLQYFGQSLSGGQDLTMDGLVDLTVGAQGHVLLLRSQPVLRVKAIMEFNPREVARNVFECNDQVVKGKEAGEVRVCLHVQKSTRDRLREGQIQSVVTYDLALDSGRPHSRAVFNETKNSTRRQTQVLGLTQTCETLKLQLPNCIEDPVSPIVLRLNFSLVGTPLSAFGNLRPVLAEDAQRLFTALFPFEKNTGGENLYFQ

Source

organism	Homo sapiens
common_name	Human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 2 polymer

description	Integrin beta-2
formula_weight	52281.1 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

QECTKFKVSSCRECIESGPGCTWCQKLNFTGPGDPDSIRCDTRPQLLMRGCAADDIMDPTSLAETQEDHNGGQKQLSPQKVTLYLRPGQAAAFNVTFRRAKGYPIDLYYLMDLSYSMLDDLRNVKKLGGDLLRALNEITESGRIGFGSFVDKTVLPFVNTHPDKLRNPCPNKEKECQPPFAFRHVLKLTNNSNQFQTEVGKQLISGNLDAPEGGLDAMMQVAACPEEIGWRNVTRLLVFATDDGFHFAGDGKLGAILTPNDGRCHLEDNLYKRSNEFDYPSVGQLAHKLAENNIQPIFAVTSRMVKTYEKLTEIIPKSAVGELSEDSSNVVHLIKNAYNKLSSRVFLDHNALPDTLKVTYDSFCSNGVTHRNQPRGDCDGVQINVPITFQVKVTATECIQEQSFVIRALGFTDIVTVQVLPQCECRCRDQSRDRSLCHGKGFLECGICRCDTGYIGKNCEPAAENLYFQ

Source

organism	Homo sapiens
common_name	Human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 3 branched

description	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
formula_weight	586.5 kDa
src_method	man
entity_count	1

Entity 4 branched

description	;alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose ;
formula_weight	910.8 kDa
src_method	man
entity_count	2

Entity 5 branched

description	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
formula_weight	424.4 kDa
src_method	man
entity_count	2

Entity 6 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	5

Entity 7 non-polymer

description	2-acetamido-2-deoxy-beta-D-glucopyranose
formula_weight	221.2 kDa
src_method	syn
entity_count	3

Entity 8 non-polymer

description	MANGANESE (II) ION
formula_weight	54.9 kDa
src_method	syn
entity_count	1

Entity 9 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	7

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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	2.740 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	2.74 Å
resolution_method	—
num_particles	367572

fit	/app/data/saxs_computation/t5/9t5w/9t5w.fit
pddf	/app/data/pr_computation/t5/9t5w/9t5w.pr.out
profile	/app/data/saxs_computation/t5/9t5w/9t5w.dat

Cryo-EM structure of mutant R61H alphaM/beta2 headpiece complex

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 (9)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 branched

Entity 4 branched

Entity 5 branched

Entity 6 non-polymer

Entity 7 non-polymer

Entity 8 non-polymer

Entity 9 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)