3b75

Crystal Structure of Glycated Human Haemoglobin

Method: X-RAY DIFFRACTION Dmax: 155.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Hemoglobin subunit alpha

OrganismNot specified

UniProt P69905

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 2–142 Chain C; UniProt 2–142 Not recorded Hemoglobin subunit beta × 2 (P68871) FRU beta-D-fructofuranose × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 GLC alpha-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331
2 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain E; UniProt 2–142 Chain G; UniProt 2–142 Not recorded Hemoglobin subunit beta × 2 (P68871) FRU beta-D-fructofuranose × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331
3 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain S; UniProt 2–142 Not recorded Hemoglobin subunit beta × 2 (P68871) HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 GLC alpha-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

348 other PDB entries and 410 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HBA_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–141; UniProt 2–142 Author chain C; PDBConstruct 1–141; UniProt 2–142 Author chain E; PDBConstruct 1–141; UniProt 2–142 Author chain G; PDBConstruct 1–141; UniProt 2–142 Author chain S; PDBConstruct 1–141; UniProt 2–142

Hemoglobin subunit beta

OrganismNot specified

UniProt P68871

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain B; UniProt 2–147 Chain D; UniProt 2–147 Not recorded Hemoglobin subunit alpha × 2 (P69905) FRU beta-D-fructofuranose × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 GLC alpha-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331
2 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain F; UniProt 2–147 Chain H; UniProt 2–147 Not recorded Hemoglobin subunit alpha × 2 (P69905) FRU beta-D-fructofuranose × 1 HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331
3 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain T; UniProt 2–147 Not recorded Hemoglobin subunit alpha × 2 (P69905) HEM PROTOPORPHYRIN IX CONTAINING FE × 4 OXY OXYGEN MOLECULE × 4 GLC alpha-D-glucopyranose × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.7;277 K;PEG 4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.30 Å R-free 0.331

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

343 other PDB entries and 397 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HBB_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–146; UniProt 2–147 Author chain D; PDBConstruct 1–146; UniProt 2–147 Author chain F; PDBConstruct 1–146; UniProt 2–147 Author chain H; PDBConstruct 1–146; UniProt 2–147 Author chain T; PDBConstruct 1–146; UniProt 2–147

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 3b75

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3b75
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3b75
Deposition date deposition_date2007-10-30
Structure title titleCrystal Structure of Glycated Human Haemoglobin
Keywords keywords;hemoglobin, glycation, R state, R2 state, Acetylation, Disease mutation, Glycoprotein, Heme, Iron, Metal-binding, Oxygen transport, Polymorphism, Transport, Hypotensive agent, Pyruvate, S-nitrosylation, Vasoactive, TRANSPORT PROTEIN, OXYGEN BINDING ;; TRANSPORT PROTEIN, OXYGEN BINDING
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier43.72
Radius of gyration Rg (electron density) rg_electron43.83
Forward intensity I(0) i0367178000.00
Molecular weight molecular_weight162250.0 kDa
Excluded volume excluded_volume205030 ų
Envelope volume envelope_volume280090 ų
Hydration-shell volume shell_volume56158 ų
Envelope diameter envelope_diameter154.3
Shell Rg shell_rg45.62
Envelope Rg envelope_rg43.35
Shape Rg shape_rg43.82
Total Rg total_rg43.97
Total atoms total_atoms11463
Residues n_residues1435
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax155.3
Rg (real space) rg_real44.02
Rg uncertainty (real space) rg_real_error1.71
I(0) (real space) i0_real3.6720e+08
I(0) uncertainty (real space) i0_real_error7.1930e+06
Rg (reciprocal space) rg_reciprocal43.72
I(0) (reciprocal space) i0_reciprocal367000000.0000
Solution quality estimate total_estimate0.8229
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary38.8
Skewness Skewness skewness0.493
Kurtosis Kurtosis kurtosis-0.313
Angular range angular_range— – 0.1800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha100800000.0000
Real-space data points n_real_points37
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.713; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.785; Smooth: 0.768

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (10 domains)

Domain ID domain_idd3b75a_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75b_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75c_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75d_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75e_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75f_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75g_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75h_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75s_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins
Domain ID domain_idd3b75t_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins

CATH v4.4 (10 domains)

Domain ID domain_id3b75A00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75B00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75C00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75D00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75E00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75F00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75G00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75H00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75S00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id3b75T00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins

8. Citations (1)

9. Files and Curves (10)