5z0b

Crystal structure of plasma-derived human serum albumin

Method: X-RAY DIFFRACTION Dmax: 122.7 Å Quality: EXCELLENT

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 homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 25–609 Chain B; UniProt 25–609 Chain C; UniProt 25–609 Non-standard monomer:Yes (specific site not provided by mmCIF) EIC LINOLEIC ACID × 3 OCA OCTANOIC ACID (CAPRYLIC ACID) × 5 PLM PALMITIC ACID × 4 TRP TRYPTOPHAN × 3 SO4 SULFATE ION × 19 PEG DI(HYDROXYETHYL)ETHER × 13 PGE TRIETHYLENE GLYCOL × 4 PG4 TETRAETHYLENE GLYCOL × 5 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;296 K;PEG600, Ammonium sulfate, MES Resolution 2.17 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.

187 other PDB entries and 271 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 Author chain C; 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 5z0b

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5z0b
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5z0b
Deposition date deposition_date2017-12-19
Structure title titleCrystal structure of plasma-derived human serum albumin
Keywords keywordsHuman serum albumin, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier39.96
Radius of gyration Rg (electron density) rg_electron39.15
Forward intensity I(0) i0609428000.00
Molecular weight molecular_weight201010.0 kDa
Excluded volume excluded_volume251320 ų
Envelope volume envelope_volume338820 ų
Hydration-shell volume shell_volume70085 ų
Envelope diameter envelope_diameter128.5
Shell Rg shell_rg46.82
Envelope Rg envelope_rg38.24
Shape Rg shape_rg39.15
Total Rg total_rg39.57
Total atoms total_atoms14029
Residues n_residues1691
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 dmax122.7
Rg (real space) rg_real39.76
Rg uncertainty (real space) rg_real_error0.81
I(0) (real space) i0_real6.0940e+08
I(0) uncertainty (real space) i0_real_error9.5270e+06
Rg (reciprocal space) rg_reciprocal39.96
I(0) (reciprocal space) i0_reciprocal609600000.0000
Solution quality estimate total_estimate0.9014
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary52.2
Skewness Skewness skewness0.082
Kurtosis Kurtosis kurtosis-0.556
Angular range angular_range— – 0.2000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha70630000.0000
Real-space data points n_real_points41
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.941; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.915

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (11)

7. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd5z0ba1
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_idd5z0ba2
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_idd5z0ba3
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_idd5z0bb1
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_idd5z0bb2
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_idd5z0bb3
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_idd5z0bc1
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_idd5z0bc2
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_id5z0bA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bA03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bA04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bA05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bA06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB05
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5z0bB06
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology246 — Serum Albumin; Chain A, Domain 1
Homologous superfamily homologous superfamily10

8. Citations (1)

9. Files and Curves (10)