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2bls

AMPC BETA-LACTAMASE FROM ESCHERICHIA COLI

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

AMPC BETA-LACTAMASE

Escherichia coli

UniProt P00811

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

Monomer
1fcm 1fcm 1fcn 1fcn 1fco 1fco 1ga9 1ga9 1i5q 1i5q 1iel 1iel

206 assemblies; showing the first 12

Homodimer
1c3b 1fsw 1fsy 2bls 2i72 2r9w 2r9x 3bm6 3fkv 3fkw 3iwq 3iwq

18 assemblies; showing the first 12

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1l0g 2hds 3iwo 3iwo 3iwo 4jxg

6 assemblies

View Construct and Data Evidence
UniProt name AMPC_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–358； UniProt 20–377 Author chain B； PDBConstruct 1–358； UniProt 20–377

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_id2bls
Deposition date deposition_date1998-06-03
Structure title titleAMPC BETA-LACTAMASE FROM ESCHERICHIA COLI
Keywords keywordsCEPHALOSPORINASE, BETA-LACTAMASE, SERINE HYDROLASE; CEPHALOSPORINASE
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.

2bls__assembly_1__model_1

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

Download this curve (.dat)

2bls__assembly_1__model_1 | I(q)

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

2bls__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）29.13 Å
Rg (electron density)28.48 Å
Total Rg29.10 Å
Atom count5580
Residues714
Excluded volume99713 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2bls__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) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2blsa_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.3 — beta-lactamase/transpeptidase-like
Superfamily Superfamily superfamilye.3.1 — beta-lactamase/transpeptidase-like
Family Family familye.3.1.1 — beta-Lactamase/D-ala carboxypeptidase
Domain ID domain_idd2blsb_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.3 — beta-lactamase/transpeptidase-like
Superfamily Superfamily superfamilye.3.1 — beta-lactamase/transpeptidase-like
Family Family familye.3.1.1 — beta-Lactamase/D-ala carboxypeptidase

CATH v4.4 (2 domains)

Domain ID domain_id2blsA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology710 — Beta-lactamase
Homologous superfamily homologous superfamily10 — DD-peptidase/beta-lactamase superfamily
Domain ID domain_id2blsB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology710 — Beta-lactamase
Homologous superfamily homologous superfamily10 — DD-peptidase/beta-lactamase superfamily
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7. Citations (1)