5bsc

Crystal structure of K66A mutant of human macrophage migration inhibitory factor

Method: X-RAY DIFFRACTION Dmax: 55.8 Å Quality: GOOD

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

Macrophage migration inhibitory factor

Homo sapiens

UniProt P14174

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 homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 2–115 Chain B; UniProt 2–115 Chain C; UniProt 2–115 Mutation:K66A IPA ISOPROPYL ALCOHOL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293 K;2 M ammonium sulfate, 3% 2-propanol, 0.1 M Tris-HCl, pH 7.5 Resolution 1.89 Å R-free 0.218

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.

117 other PDB entries and 132 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MIF_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–114; UniProt 2–115 Author chain B; PDBConstruct 1–114; UniProt 2–115 Author chain C; PDBConstruct 1–114; UniProt 2–115

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 5bsc

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5bsc
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5bsc
Deposition date deposition_date2015-06-01
Structure title titleCrystal structure of K66A mutant of human macrophage migration inhibitory factor
Keywords keywordsIsomerase, surface, mutation; ISOMERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.79
Radius of gyration Rg (electron density) rg_electron18.60
Forward intensity I(0) i022104700.00
Molecular weight molecular_weight36299.0 kDa
Excluded volume excluded_volume45532 ų
Envelope volume envelope_volume50709 ų
Hydration-shell volume shell_volume22006 ų
Envelope diameter envelope_diameter56.8
Shell Rg shell_rg25.61
Envelope Rg envelope_rg18.66
Shape Rg shape_rg18.61
Total Rg total_rg19.47
Total atoms total_atoms2550
Residues n_residues342
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 dmax55.8
Rg (real space) rg_real19.59
Rg uncertainty (real space) rg_real_error0.21
I(0) (real space) i0_real2.2100e+07
I(0) uncertainty (real space) i0_real_error2.5400e+05
Rg (reciprocal space) rg_reciprocal19.62
I(0) (reciprocal space) i0_reciprocal22110000.0000
Solution quality estimate total_estimate0.8315
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.7
Skewness Skewness skewness0.010
Kurtosis Kurtosis kurtosis-0.558
Angular range angular_range— – 0.4000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4042000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.948; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.970; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd5bsca_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.80 — Tautomerase/MIF
Superfamily Superfamily superfamilyd.80.1 — Tautomerase/MIF
Family Family familyd.80.1.3 — MIF-related
Domain ID domain_idd5bscb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.80 — Tautomerase/MIF
Superfamily Superfamily superfamilyd.80.1 — Tautomerase/MIF
Family Family familyd.80.1.3 — MIF-related
Domain ID domain_idd5bscc_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.80 — Tautomerase/MIF
Superfamily Superfamily superfamilyd.80.1 — Tautomerase/MIF
Family Family familyd.80.1.3 — MIF-related

CATH v4.4 (3 domains)

Domain ID domain_id5bscA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology429 — Macrophage Migration Inhibitory Factor
Homologous superfamily homologous superfamily10 — Macrophage Migration Inhibitory Factor
Domain ID domain_id5bscB00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology429 — Macrophage Migration Inhibitory Factor
Homologous superfamily homologous superfamily10 — Macrophage Migration Inhibitory Factor
Domain ID domain_id5bscC00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology429 — Macrophage Migration Inhibitory Factor
Homologous superfamily homologous superfamily10 — Macrophage Migration Inhibitory Factor

8. Citations (1)

9. Files and Curves (10)