1bav

CARBOXYPEPTIDASE A COMPLEXED WITH 2-BENZYL-3-IODO-PROPANOIC ACID (BIP)

Method: X-RAY DIFFRACTION Dmax: 127.8 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

CARBOXYPEPTIDASE A

OrganismNot specified

UniProt P00730

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 111–419 Not recorded ZN ZINC ION × 1 BIP 2-BENZYL-3-IODOPROPANOIC ACID × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.60 Å R-free 0.213
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 111–419 Not recorded ZN ZINC ION × 1 BIP 2-BENZYL-3-IODOPROPANOIC ACID × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.60 Å R-free 0.213
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 111–419 Not recorded ZN ZINC ION × 1 BIP 2-BENZYL-3-IODOPROPANOIC ACID × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.60 Å R-free 0.213
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 111–419 Not recorded ZN ZINC ION × 1 BIP 2-BENZYL-3-IODOPROPANOIC ACID × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.60 Å R-free 0.213

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

29 other PDB entries and 42 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CBPA1_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–309; UniProt 111–419 Author chain B; PDBConstruct 1–309; UniProt 111–419 Author chain C; PDBConstruct 1–309; UniProt 111–419 Author chain D; PDBConstruct 1–309; UniProt 111–419

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.

SAXS scattering curve SAXS Profile

SAXS profile for 1bav

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1bav
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1bav
Deposition date deposition_date1996-11-14
Structure title titleCARBOXYPEPTIDASE A COMPLEXED WITH 2-BENZYL-3-IODO-PROPANOIC ACID (BIP)
Keywords keywordsHYDROLASE, CARBOXYPEPTIDASE, ZINC, ZYMOGEN; CARBOXYPEPTIDASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier38.02
Radius of gyration Rg (electron density) rg_electron37.75
Forward intensity I(0) i0281427000.00
Molecular weight molecular_weight138480.0 kDa
Excluded volume excluded_volume173770 ų
Envelope volume envelope_volume212520 ų
Hydration-shell volume shell_volume47352 ų
Envelope diameter envelope_diameter131.0
Shell Rg shell_rg42.95
Envelope Rg envelope_rg37.20
Shape Rg shape_rg37.74
Total Rg total_rg38.11
Total atoms total_atoms9796
Residues n_residues1228
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax127.8
Rg (real space) rg_real38.08
Rg uncertainty (real space) rg_real_error1.13
I(0) (real space) i0_real2.8140e+08
I(0) uncertainty (real space) i0_real_error4.5290e+06
Rg (reciprocal space) rg_reciprocal38.04
I(0) (reciprocal space) i0_reciprocal281400000.0000
Solution quality estimate total_estimate0.8711
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary51.7
Skewness Skewness skewness0.325
Kurtosis Kurtosis kurtosis-0.408
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha129200000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.858; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.981; Smooth: 0.765

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1bava_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamilyc.56.5 — Zn-dependent exopeptidases
Family Family familyc.56.5.1 — Pancreatic carboxypeptidases
Domain ID domain_idd1bavb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamilyc.56.5 — Zn-dependent exopeptidases
Family Family familyc.56.5.1 — Pancreatic carboxypeptidases
Domain ID domain_idd1bavc_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamilyc.56.5 — Zn-dependent exopeptidases
Family Family familyc.56.5.1 — Pancreatic carboxypeptidases
Domain ID domain_idd1bavd_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamilyc.56.5 — Zn-dependent exopeptidases
Family Family familyc.56.5.1 — Pancreatic carboxypeptidases

CATH v4.4 (4 domains)

Domain ID domain_id1bavA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id1bavB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id1bavC00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases
Domain ID domain_id1bavD00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology630 — Aminopeptidase
Homologous superfamily homologous superfamily10 — Zn peptidases

8. Citations (1)

9. Files and Curves (10)