Kelch-like protein 12
Homo sapiens
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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count | Chain A; UniProt 268–567 | Not recorded | Dvl3-peptide × 1 | X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;292 K;Sodium cacodylate, Sodium citrate | Resolution 2.90 Å R-free 0.254 |
| 2 | Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count | Chain B; UniProt 268–567 | Not recorded | Dvl3-peptide × 1 | X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;292 K;Sodium cacodylate, Sodium citrate | Resolution 2.90 Å R-free 0.254 |
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.
| Other PDB | Difference from Current Entry 6V7O | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 2VPJ Crystal structure of the Kelch domain of human KLHL12 Deposited 2008-02-29 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
268–567(300 aa)
Fragment:KELCH DOMAIN, RESIDUES 268-567
|
Not recorded | ACT ACETATE ION × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 4.6;0.2M AMMONIUM ACETATE, 0.1M SODIUM ACETATE PH4.6, 30% PEG4K
|
Resolution 1.85 Å R-free 0.222 |
| 6TTK Crystal structure of the kelch domain of human KLHL12 in complex with DVL1 peptide Deposited 2019-12-27 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
268–567(300 aa)
|
Not recorded | NA SODIUM ION × 1 EDO 1,2-ETHANEDIOL × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;277.15 K;30% PEG4000, 0.2 M ammonium acetate, 0.1 M acetate pH 4.6
|
Resolution 2.38 Å R-free 0.251 |
| 6TTK Crystal structure of the kelch domain of human KLHL12 in complex with DVL1 peptide Deposited 2019-12-27 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
268–567(300 aa)
|
Not recorded | NA SODIUM ION × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;277.15 K;30% PEG4000, 0.2 M ammonium acetate, 0.1 M acetate pH 4.6
|
Resolution 2.38 Å R-free 0.251 |
| 6TTK Crystal structure of the kelch domain of human KLHL12 in complex with DVL1 peptide Deposited 2019-12-27 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 3 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain C
268–567(300 aa)
|
Not recorded | NA SODIUM ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;277.15 K;30% PEG4000, 0.2 M ammonium acetate, 0.1 M acetate pH 4.6
|
Resolution 2.38 Å R-free 0.251 |
| 6TTK Crystal structure of the kelch domain of human KLHL12 in complex with DVL1 peptide Deposited 2019-12-27 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 4 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain D
268–567(300 aa)
|
Not recorded | CL CHLORIDE ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;277.15 K;30% PEG4000, 0.2 M ammonium acetate, 0.1 M acetate pH 4.6
|
Resolution 2.38 Å R-free 0.251 |
| 8OIO Crystal structure of the kelch domain of human KLHL12 in complex with PLEKHA4 peptide Deposited 2023-03-23 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
268–567(300 aa)
|
Not recorded | EDO 1,2-ETHANEDIOL × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M citrate pH 5.5, 0.4 M NaCl,
27,1% PEG8K
|
Resolution 1.95 Å R-free 0.249 |
| 8OIO Crystal structure of the kelch domain of human KLHL12 in complex with PLEKHA4 peptide Deposited 2023-03-23 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
268–567(300 aa)
|
Not recorded | EDO 1,2-ETHANEDIOL × 3 CL CHLORIDE ION × 1 NA SODIUM ION × 3 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M citrate pH 5.5, 0.4 M NaCl,
27,1% PEG8K
|
Resolution 1.95 Å R-free 0.249 |
| 8OIO Crystal structure of the kelch domain of human KLHL12 in complex with PLEKHA4 peptide Deposited 2023-03-23 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 3 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain C
268–567(300 aa)
|
Not recorded | EDO 1,2-ETHANEDIOL × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M citrate pH 5.5, 0.4 M NaCl,
27,1% PEG8K
|
Resolution 1.95 Å R-free 0.249 |
| 8OIO Crystal structure of the kelch domain of human KLHL12 in complex with PLEKHA4 peptide Deposited 2023-03-23 | Different experimental conditions Different structure-quality metrics | Assembly 4 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain D
268–567(300 aa)
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M citrate pH 5.5, 0.4 M NaCl,
27,1% PEG8K
|
Resolution 1.95 Å R-free 0.249 |
| 8RBH Crystal structure of the kelch domain of human KLHL12 in complex with PEF1 peptide Deposited 2023-12-04 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
268–567(300 aa)
|
Not recorded | EDO 1,2-ETHANEDIOL × 1 NA SODIUM ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M BIS-TRIS pH 5.5, 200 mM NaCl, and 30% PEG4K. (1:1)
|
Resolution 1.88 Å R-free 0.258 |
| 8RBH Crystal structure of the kelch domain of human KLHL12 in complex with PEF1 peptide Deposited 2023-12-04 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
268–567(300 aa)
|
Not recorded | NA SODIUM ION × 3 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP;pH 5.5;293.15 K;0.1 M BIS-TRIS pH 5.5, 200 mM NaCl, and 30% PEG4K. (1:1)
|
Resolution 1.88 Å R-free 0.258 |
| 9Y8J Crystal structure of the Kelch domain of human KLHL12 with compound 1 Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTS 2-(1H-1,3-benzimidazol-1-yl)-N-(2-fluorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 2.70 Å R-free 0.329 |
| 9Y8K Crystal structure of the Kelch domain of human KLHL12 with compound 7k Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTR 2-(2-amino-4-methyl-1H-1,3-benzimidazol-1-yl)-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.27 Å R-free 0.191 |
| 9Y8L Crystal structure of the Kelch domain of human KLHL12 with compound 8e Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTQ 2-(2-amino-5,6-dimethyl-1H-1,3-benzimidazol-1-yl)-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.27 Å R-free 0.193 |
| 9Y8M Crystal structure of the Kelch domain of human KLHL12 with compound 8i Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTE 2-(2-amino-5-fluoro-4-methyl-1H-1,3-benzimidazol-1-yl)-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.33 Å R-free 0.178 |
| 9Y8N Crystal structure of the Kelch domain of human KLHL12 with compound 8m Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTL 2-(4-methyl-1H-imidazo[4,5-c]pyridin-1-yl)-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.31 Å R-free 0.204 |
| 9Y8O Crystal structure of the Kelch domain of human KLHL12 with compound 9c Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTM 2-(2-amino-4-methyl-1H-1,3-benzimidazol-1-yl)-N-[2,6-dichloro-4-(phenoxyacetyl)phenyl]acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.29 Å R-free 0.177 |
| 9Y8Q Crystal structure of the Kelch domain of human KLHL12 with compound 9e Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTO 2-(2-amino-4-methyl-1H-1,3-benzimidazol-1-yl)-N-(2,6-dichloro-4-{[(propan-2-yl)oxy]methyl}phenyl)acetamide × 1 GOL GLYCEROL × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.20 Å R-free 0.152 |
| 9Y8R Crystal structure of the Kelch domain of human KLHL12 with compound 9h Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTP 2-(2-amino-4-methyl-1H-1,3-benzimidazol-1-yl)-N-[2-chloro-4-(hydroxymethyl)-3-methylphenyl]acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.33 Å R-free 0.173 |
| 9Y8S Crystal structure of the Kelch domain of human KLHL12 with compound 9k Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTN 4-[2-(2-amino-4-methyl-1H-1,3-benzimidazol-1-yl)acetamido]-N-benzyl-3-chloro-2-methylbenzamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.29 Å R-free 0.170 |
| 9Y8T Crystal structure of the Kelch domain of human KLHL12 with compound 10b Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTJ 2-{2-amino-4-[(morpholin-4-yl)methyl]-1H-1,3-benzimidazol-1-yl}-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.40 Å R-free 0.208 |
| 9Y8U Crystal structure of the Kelch domain of human KLHL12 with compound 10j Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTK 2-(4-{[(3S)-3-(4-cyanopiperidin-1-yl)pyrrolidin-1-yl]methyl}-2-methyl-1H-1,3-benzimidazol-1-yl)-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.01 Å R-free 0.141 |
| 9Y8V Crystal structure of the Kelch domain of human KLHL12 with compound 10q Deposited 2025-09-11 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
279–567(289 aa)
|
Not recorded | A1CTF 2-{4-[(1R,2S)-2-{[(3S)-3-(1,1-dioxo-1lambda~6~-thiomorpholin-4-yl)pyrrolidin-1-yl]methyl}cyclopropyl]-2-methyl-1H-1,3-benzimidazol-1-yl}-N-(2,4,6-trichlorophenyl)acetamide × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;291 K;0.1M Bis-Tris pH 5.5, 0.2M MgCl2 and 25% PEG3350
|
Resolution 1.27 Å R-free 0.199 |
16 other PDB entries and 23 assemblies. Open the comparison page and filter oligomeric states
View Construct and Data Evidence
| UniProt name | KLH12_HUMAN |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A; PDBConstruct 2–301; UniProt 268–567 Author chain B; PDBConstruct 2–301; UniProt 268–567 |