1izm

Structure of ygfB from Haemophilus influenzae (HI0817), a Conserved Hypothetical Protein

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

HYPOTHETICAL PROTEIN HI0817

Haemophilus influenzae

UniProt P44882

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Y817_HAEIN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–184; UniProt 1–182

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_id1izm
Deposition date deposition_date2002-10-09
Structure title titleStructure of ygfB from Haemophilus influenzae (HI0817), a Conserved Hypothetical Protein
Keywords keywordsStructural genomics, hypothetical protein, HI0817, ygfB, Structure 2 Function Project, S2F, UNKNOWN FUNCTION; STRUCTURAL GENOMICS, UNKNOWN FUNCTION
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.

1izm__assembly_1__model_1

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

Download this curve (.dat)

1izm__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.

1izm__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)23.08 Å
Rg (electron density)22.31 Å
Total Rg23.06 Å
Atom count2672
Residues336
Excluded volume47096 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1izm__assembly_1__model_1 dimeric (2) 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_idd1izma_
Class classa — All alpha proteins
Fold Fold folda.199 — YgfB-like
Superfamily Superfamily superfamilya.199.1 — YgfB-like
Family Family familya.199.1.1 — YgfB-like

CATH v4.4 (1 domains)

Domain ID domain_id1izmA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily740 — YgfB uncharacterised protein family PF03695
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7. Citations (1)