1ao6

CRYSTAL STRUCTURE OF HUMAN SERUM ALBUMIN

Method: X-RAY DIFFRACTION Dmax: 114.2 Å Quality: GOOD

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

SERUM ALBUMIN

OrganismNot specified

UniProt P02768

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 25–609 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;PROTEIN WAS CRYSTALLIZED FROM 22-25% PEG 3350, 50 MM POTASSIUM PHOSPHATE, PH 7.0-7.5. Resolution 2.50 Å R-free 0.282
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 25–609 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.5;PROTEIN WAS CRYSTALLIZED FROM 22-25% PEG 3350, 50 MM POTASSIUM PHOSPHATE, PH 7.0-7.5. Resolution 2.50 Å R-free 0.282

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.

187 other PDB entries and 270 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ALBU_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–585; UniProt 25–609 Author chain B; PDBConstruct 1–585; UniProt 25–609

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 1ao6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1ao6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1ao6
Deposition date deposition_date1997-07-18
Structure title titleCRYSTAL STRUCTURE OF HUMAN SERUM ALBUMIN
Keywords keywordsCARRIER PROTEIN, ALBUMIN; CARRIER PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.26
Radius of gyration Rg (electron density) rg_electron35.44
Forward intensity I(0) i0271966000.00
Molecular weight molecular_weight131410.0 kDa
Excluded volume excluded_volume163980 ų
Envelope volume envelope_volume224170 ų
Hydration-shell volume shell_volume52782 ų
Envelope diameter envelope_diameter120.3
Shell Rg shell_rg42.13
Envelope Rg envelope_rg34.55
Shape Rg shape_rg35.44
Total Rg total_rg35.91
Total atoms total_atoms9198
Residues n_residues1156
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 dmax114.2
Rg (real space) rg_real36.15
Rg uncertainty (real space) rg_real_error0.70
I(0) (real space) i0_real2.7200e+08
I(0) uncertainty (real space) i0_real_error4.2810e+06
Rg (reciprocal space) rg_reciprocal36.22
I(0) (reciprocal space) i0_reciprocal272000000.0000
Solution quality estimate total_estimate0.8932
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary44.1
Skewness Skewness skewness0.242
Kurtosis Kurtosis kurtosis-0.378
Angular range angular_range— – 0.2200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha28140000.0000
Real-space data points n_real_points45
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.814

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd1ao6a1
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like
Domain ID domain_idd1ao6a2
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like
Domain ID domain_idd1ao6a3
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like
Domain ID domain_idd1ao6b1
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like
Domain ID domain_idd1ao6b2
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like
Domain ID domain_idd1ao6b3
Class classa — All alpha proteins
Fold Fold folda.126 — Serum albumin-like
Superfamily Superfamily superfamilya.126.1 — Serum albumin-like
Family Family familya.126.1.1 — Serum albumin-like

CATH v4.4 (12 domains)

Domain ID domain_id1ao6A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6A03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6A04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6A05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6A06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id1ao6B06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10

8. Citations (7)

9. Files and Curves (10)