4a1k

Ykud L,D-transpeptidase

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

PUTATIVE L, D-TRANSPEPTIDASE YKUD

BACILLUS SUBTILIS

UniProt O34816

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name YKUD_BACSU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–165; UniProt 1–164

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_id4a1k
Deposition date deposition_date2011-09-15
Structure title titleYkud L,D-transpeptidase
Keywords keywordsTRANSFERASE, PEPTIDOGLYCAN SYNTHESIS; TRANSFERASE
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.

4a1k__assembly_1__model_1

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

Download this curve (.dat)

4a1k__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.

4a1k__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)20.84 Å
Rg (electron density)20.00 Å
Total Rg20.95 Å
Atom count2496
Residues328
Excluded volume44741 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4a1k__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 (3)

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6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd4a1ka1
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.7 — LysM domain
Superfamily Superfamily superfamilyd.7.1 — LysM domain
Family Family familyd.7.1.0 — automated matches
Domain ID domain_idd4a1ka2
Class classb — All beta proteins
Fold Fold foldb.160 — L,D-transpeptidase catalytic domain-like
Superfamily Superfamily superfamilyb.160.1 — L,D-transpeptidase catalytic domain-like
Family Family familyb.160.1.1 — L,D-transpeptidase catalytic domain-like
Domain ID domain_idd4a1ka3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id4a1kA01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology350 — Membrane-bound Lytic Murein Transglycosylase D; Chain A
Homologous superfamily homologous superfamily10 — LysM domain
Domain ID domain_id4a1kA02
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology440 — L,D-transpeptidase catalytic domain-like
Homologous superfamily homologous superfamily10 — L,D-transpeptidase catalytic domain-like
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7. Citations (1)