Importin subunit alpha
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
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 88–510 | Fragment:UNP residues 88-510 | Ubiquitin-like-specific protease 1 × 1 (Q02724) | X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;0.1M sodium phosphate, 12% PEG8000 | Resolution 2.20 Å R-free 0.228 |
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 5H2X | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 1BK5 KARYOPHERIN ALPHA FROM SACCHAROMYCES CEREVISIAE Deposited 1998-07-14 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein homooligomer Homooligomer;Protein × 2 PDB declaration: dimeric |
Chain A
89–510(422 aa)
Fragment:ARMADILLO DOMAIN
Chain B
89–510(422 aa)
Fragment:ARMADILLO DOMAIN
|
Not recorded | CO COBALT (II) ION × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 7;pH 7.0
|
Resolution 2.20 Å R-free 0.276 |
| 1BK6 KARYOPHERIN ALPHA (YEAST) + SV40 T ANTIGEN NLS Deposited 1998-07-14 | Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
89–510(422 aa)
Fragment:ARMADILLO DOMAIN
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 7;pH 7.0
|
Resolution 2.80 Å R-free 0.307 |
| 1BK6 KARYOPHERIN ALPHA (YEAST) + SV40 T ANTIGEN NLS Deposited 1998-07-14 | Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain B
89–510(422 aa)
Fragment:ARMADILLO DOMAIN
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 7;pH 7.0
|
Resolution 2.80 Å R-free 0.307 |
| 1EE4 CRYSTAL STRUCTURE OF YEAST KARYOPHERIN (IMPORTIN) ALPHA IN A COMPLEX WITH A C-MYC NLS PEPTIDE Deposited 2000-01-30 | Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
87–509(423 aa)
Fragment:ARMADILLO DOMAIN
|
Mutation:Y397D | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.10 Å R-free 0.277 |
| 1EE4 CRYSTAL STRUCTURE OF YEAST KARYOPHERIN (IMPORTIN) ALPHA IN A COMPLEX WITH A C-MYC NLS PEPTIDE Deposited 2000-01-30 | Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain B
87–509(423 aa)
Fragment:ARMADILLO DOMAIN
|
Mutation:Y397D | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 8.5;298 K;pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.10 Å R-free 0.277 |
| 1EE5 YEAST KARYOPHERIN (IMPORTIN) ALPHA IN A COMPLEX WITH A NUCLEOPLASMIN NLS PEPTIDE Deposited 2000-01-30 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
87–510(424 aa)
Fragment:ARMADILLLO-REPEAT DOMAIN
|
Mutation:Y397D | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 7;298 K;pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.40 Å R-free 0.265 |
| 1UN0 Crystal Structure of Yeast Karyopherin (Importin) alpha in complex with a Nup2p N-terminal fragment Deposited 2003-09-03 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
88–530(443 aa)
Fragment:ARMADILLO REPEAT DOMAIN, RESIDUES 88-530
|
Mutation:YES | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 6.8;50 MM HEPES PH 6.8, 0.15 M NACL, 24 % PEG3350, 2 % PEG400
|
Resolution 2.60 Å R-free 0.257 |
| 1UN0 Crystal Structure of Yeast Karyopherin (Importin) alpha in complex with a Nup2p N-terminal fragment Deposited 2003-09-03 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
88–530(443 aa)
Fragment:ARMADILLO REPEAT DOMAIN, RESIDUES 88-530
|
Mutation:YES | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 6.8;50 MM HEPES PH 6.8, 0.15 M NACL, 24 % PEG3350, 2 % PEG400
|
Resolution 2.60 Å R-free 0.257 |
| 2C1T Structure of the Kap60p:Nup2 complex Deposited 2005-09-20 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
88–541(454 aa)
Fragment:ARM DOMAIN, RESIDUES 88-541
|
Mutation:YES | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 6.8;EXPERIMENTAL DETALS GIVEN IN ENTRY 1UN0 AND IN MATSUURA ET AL, EMBO J, 22, 5358, 2003., pH 6.80
|
Resolution 2.60 Å R-free 0.251 |
| 2C1T Structure of the Kap60p:Nup2 complex Deposited 2005-09-20 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
88–541(454 aa)
Fragment:ARM DOMAIN, RESIDUES 88-541
|
Mutation:YES | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 6.8;EXPERIMENTAL DETALS GIVEN IN ENTRY 1UN0 AND IN MATSUURA ET AL, EMBO J, 22, 5358, 2003., pH 6.80
|
Resolution 2.60 Å R-free 0.251 |
| 4PVZ Structure of yeast importin a bound to the membrane protein Nuclear Localization Signal sequence of INM protein Heh2 Deposited 2014-03-18 | Different construct Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
88–509(422 aa)
Fragment:unp residues 88-509
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;100 mM ammonium acetate, 20% PEG 8000, 100 mM BisTris, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.50 Å R-free 0.226 |
| 4PVZ Structure of yeast importin a bound to the membrane protein Nuclear Localization Signal sequence of INM protein Heh2 Deposited 2014-03-18 | Different construct Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
88–509(422 aa)
Fragment:unp residues 88-509
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;100 mM ammonium acetate, 20% PEG 8000, 100 mM BisTris, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
|
Resolution 2.50 Å R-free 0.226 |
| 4XZR Structure of yeast importin a bound to the membrane protein Nuclear Localization Signal sequence of INM protein Heh1 Deposited 2015-02-04 | Different construct Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
88–509(422 aa)
Fragment:unp residues 88-509
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;100 mM ammonium acetate, 20% PEG 8000, 100 mM BisTris
|
Resolution 2.25 Å R-free 0.215 |
| 5H2W Crystal structure of the karyopherin Kap60p bound to the SUMO protease Ulp1p (150-340) Deposited 2016-10-18 | Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain A
88–510(423 aa)
Fragment:UNP residues 88-510
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;0.1M MES, 0.1M calcium acetate, 12% PEG8000
|
Resolution 2.50 Å R-free 0.247 |
| 5H2W Crystal structure of the karyopherin Kap60p bound to the SUMO protease Ulp1p (150-340) Deposited 2016-10-18 | Different experimental conditions Different structure-quality metrics | Assembly 2 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain C
88–510(423 aa)
Fragment:UNP residues 88-510
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;0.1M MES, 0.1M calcium acetate, 12% PEG8000
|
Resolution 2.50 Å R-free 0.247 |
| 5T94 Crystal structure of Kap60 bound to yeast RCC1 (Prp20) Deposited 2016-09-09 | Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 2 PDB declaration: dimeric |
Chain B
1–542(542 aa)
|
Mutation:T205A, D276E, K400R | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;289 K;0.1 M Na cacodylate, 0.1 M NaCl and 1.1 M ammonium sulfate
|
Resolution 2.63 Å R-free 0.259 |
10 other PDB entries and 16 assemblies. Open the comparison page and filter oligomeric states
View Construct and Data Evidence
| UniProt name | IMA1_YEAST |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A; PDBConstruct 1–423; UniProt 88–510 |