3s1b

The Development of Peptide-based Tools for the Analysis of Angiogenesis

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Vascular endothelial growth factor A

Homo sapiens

UniProt P15692

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 mini-Z × 2 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name VEGFA_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain V; PDBConstruct 1–96; UniProt 38–133

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id3s1b
Deposition date deposition_date2011-05-14
Structure title titleThe Development of Peptide-based Tools for the Analysis of Angiogenesis
Keywords keywordsVEGF, cystine knot, mini-Z, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

3s1b__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

3s1b__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

3s1b__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)24.11 Å
Rg (electron density)23.89 Å
Total Rg24.52 Å
Atom count2116
Residues260
Excluded volume37609 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3s1b__assembly_1__model_1 tetrameric (4) Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (2)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd3s1bv_
Class classg — Small proteins
Fold Fold foldg.17 — Cystine-knot cytokines
Superfamily Superfamily superfamilyg.17.1 — Cystine-knot cytokines
Family Family familyg.17.1.1 — Platelet-derived growth factor-like

CATH v4.4 (1 domains)

Domain ID domain_id3s1bV00
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology90 — Cystine Knot Cytokines, subunit B
Homologous superfamily homologous superfamily10 — Cystine-knot cytokines
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7. Citations (1)