1a9w

HUMAN EMBRYONIC GOWER II CARBONMONOXY HEMOGLOBIN

Method: X-RAY DIFFRACTION Dmax: 70.7 Å Quality: EXCELLENT

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

HEMOGLOBIN (ALPHA CHAIN)

Homo sapiens

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 1–141 Chain C; UniProt 1–141 Not recorded HEMOGLOBIN (BETA CHAIN) × 2 (P02100) HEM PROTOPORPHYRIN IX CONTAINING FE × 4 CMO CARBON MONOXIDE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:microseeding and macroseeding used to increase crystal size;pH 8.5;PROTEIN WAS CRYSTALLIZED FROM 21% MME-PEG 5000, 0.2M TAPS/ KOH, PH 8.5, 2MM DITHIONITE. THEN MICROSEEDING AND MACROSEEDING USED TO INCREASE CRYSTAL SIZE, microseeding and macroseeding used to increase crystal size Resolution 2.90 Å R-free 0.232

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 412 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 1–141 Author chain C; PDBConstruct 1–141; UniProt 1–141

HEMOGLOBIN (BETA CHAIN)

Homo sapiens

UniProt P02100

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 E; UniProt 1–146 Chain F; UniProt 1–146 Not recorded HEMOGLOBIN (ALPHA CHAIN) × 2 (P69905) HEM PROTOPORPHYRIN IX CONTAINING FE × 4 CMO CARBON MONOXIDE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:microseeding and macroseeding used to increase crystal size;pH 8.5;PROTEIN WAS CRYSTALLIZED FROM 21% MME-PEG 5000, 0.2M TAPS/ KOH, PH 8.5, 2MM DITHIONITE. THEN MICROSEEDING AND MACROSEEDING USED TO INCREASE CRYSTAL SIZE, microseeding and macroseeding used to increase crystal size Resolution 2.90 Å R-free 0.232

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name HBE_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain E; PDBConstruct 1–146; UniProt 1–146 Author chain F; PDBConstruct 1–146; UniProt 1–146

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 1a9w

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1a9w
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1a9w
Deposition date deposition_date1998-04-11
Structure title titleHUMAN EMBRYONIC GOWER II CARBONMONOXY HEMOGLOBIN
Keywords keywordsOXYGEN TRANSPORT; OXYGEN TRANSPORT
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.84
Radius of gyration Rg (electron density) rg_electron23.47
Forward intensity I(0) i058415500.00
Molecular weight molecular_weight62445.0 kDa
Excluded volume excluded_volume79184 ų
Envelope volume envelope_volume94885 ų
Hydration-shell volume shell_volume32515 ų
Envelope diameter envelope_diameter71.2
Shell Rg shell_rg31.44
Envelope Rg envelope_rg23.16
Shape Rg shape_rg23.46
Total Rg total_rg24.38
Total atoms total_atoms4414
Residues n_residues572
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 dmax70.7
Rg (real space) rg_real24.59
Rg uncertainty (real space) rg_real_error0.32
I(0) (real space) i0_real5.8420e+07
I(0) uncertainty (real space) i0_real_error7.1720e+05
Rg (reciprocal space) rg_reciprocal24.65
I(0) (reciprocal space) i0_reciprocal58420000.0000
Solution quality estimate total_estimate0.9136
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary33.7
Skewness Skewness skewness0.019
Kurtosis Kurtosis kurtosis-0.564
Angular range angular_range— – 0.3200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16070000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.971; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.990

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1a9wa_
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_idd1a9wc_
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_idd1a9we_
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_idd1a9wf_
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 (4 domains)

Domain ID domain_id1a9wA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id1a9wC00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id1a9wE00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins
Domain ID domain_id1a9wF00
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)