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1nft

OVOTRANSFERRIN, N-TERMINAL LOBE, IRON LOADED OPEN FORM

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

PROTEIN (OVOTRANSFERRIN)

OrganismNot specified

UniProt P02789

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 SULFATE ION × 3 FE (III) ION × 1 NITRILOTRIACETIC ACID × 1 water × 1 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 6 SULFATE ION × 18 FE (III) ION × 6 NITRILOTRIACETIC ACID × 6 water × 6 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1iej 1iq7 1n04 1nft 1nnt 1ovt 1ryx 1tfa 2d3i 8fei

10 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers
1nft

1 assemblies

Heteromeric or nucleic-acid complex
1aiv 1jl4

2 assemblies

View Construct and Data Evidence
UniProt name TRFE_CHICK
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–329； UniProt 23–351

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_id1nft
Deposition date deposition_date1999-01-07
Structure title titleOVOTRANSFERRIN, N-TERMINAL LOBE, IRON LOADED OPEN FORM
Keywords keywordsTRANSFERRIN, OVOTRANSFERRIN, IRON BINDING PROTEIN, TRANSPORT PROTEIN; TRANSPORT 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.

1nft__assembly_1__model_1

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

Download this curve (.dat)

1nft__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.

1nft__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）22.30 Å
Rg (electron density)21.38 Å
Total Rg22.22 Å
Atom count2572
Residues329
Excluded volume45484 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1nft__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1nft__assembly_2__model_1 hexameric （6） 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 (5)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1nfta_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.2 — Transferrin

CATH v4.4 (2 domains)

Domain ID domain_id1nftA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id1nftA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
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7. Citations (1)