2jwd

protein A

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Immunoglobulin G-binding protein A

Staphylococcus aureus

UniProt P38507

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SPA2_STAAU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–59; UniProt 213–269

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_id2jwd
Deposition date deposition_date2007-10-09
Structure title titleprotein A
Keywords keywordsprotein a, poly glutamine, Cell wall, IgG-binding protein, Peptidoglycan-anchor, Secreted, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodSOLUTION NMR
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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.

2jwd__assembly_1__model_22

Assembly 1 · Model 22 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2jwd__assembly_1__model_22 | I(q)

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

2jwd__assembly_1__model_22 | 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)14.06 Å
Rg (electron density)12.96 Å
Total Rg14.15 Å
Atom count939
Residues59
Excluded volume8336 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2jwd__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 2jwd__assembly_1__model_2 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 2jwd__assembly_1__model_3 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 2jwd__assembly_1__model_4 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 2jwd__assembly_1__model_5 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 2jwd__assembly_1__model_6 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 2jwd__assembly_1__model_7 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 2jwd__assembly_1__model_8 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 2jwd__assembly_1__model_9 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 2jwd__assembly_1__model_10 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 2jwd__assembly_1__model_11 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 2jwd__assembly_1__model_12 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 2jwd__assembly_1__model_13 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 2jwd__assembly_1__model_14 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 2jwd__assembly_1__model_15 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 2jwd__assembly_1__model_16 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 2jwd__assembly_1__model_17 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 2jwd__assembly_1__model_18 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 2jwd__assembly_1__model_19 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 2jwd__assembly_1__model_20 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 21 2jwd__assembly_1__model_21 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 22 2jwd__assembly_1__model_22 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 23 2jwd__assembly_1__model_23 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 24 2jwd__assembly_1__model_24 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 25 2jwd__assembly_1__model_25 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 26 2jwd__assembly_1__model_26 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 27 2jwd__assembly_1__model_27 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 28 2jwd__assembly_1__model_28 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download
1 29 2jwd__assembly_1__model_29 monomeric (1) 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 (1)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2jwda2
Class classa — All alpha proteins
Fold Fold folda.8 — immunoglobulin/albumin-binding domain-like
Superfamily Superfamily superfamilya.8.1 — Bacterial immunoglobulin/albumin-binding domains
Family Family familya.8.1.1 — Immunoglobulin-binding protein A modules
Domain ID domain_idd2jwda3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id2jwdA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily420 — Immunoglobulin FC, subunit C
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7. Citations (1)