SEMLIKI FOREST VIRUS CAPSID PROTEIN
Semliki forest virus
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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count | Chain A; UniProt 119–267 Chain B; UniProt 119–267 | Not recorded | No other associated polymer | X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions | Resolution 3.10 Å |
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 1VCQ | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 1DYL 9 ANGSTROM RESOLUTION CRYO-EM RECONSTRUCTION STRUCTURE OF SEMLIKI FOREST VIRUS (SFV) AND FITTING OF THE CAPSID PROTEIN STRUCTURE IN THE EM DENSITY Deposited 2000-02-02 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Protein homooligomer Homooligomer;Protein × 240 PDB declaration: 240-MERIC |
Chain A
119–267(149 aa)
Chain B
119–267(149 aa)
Chain C
119–267(149 aa)
Chain D
119–267(149 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE;PLUNGE VITRIFICATION SAMPLES PREPARED AS THIN LAYERS OF VITREOUS ICE MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626-0300 CRYOTRANSFER HOLDER.
|
Resolution 9.00 Å |
| 1DYL 9 ANGSTROM RESOLUTION CRYO-EM RECONSTRUCTION STRUCTURE OF SEMLIKI FOREST VIRUS (SFV) AND FITTING OF THE CAPSID PROTEIN STRUCTURE IN THE EM DENSITY Deposited 2000-02-02 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 2 Protein homooligomer Homooligomer;Protein × 4 PDB declaration: tetrameric |
Chain A
119–267(149 aa)
Chain B
119–267(149 aa)
Chain C
119–267(149 aa)
Chain D
119–267(149 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE;PLUNGE VITRIFICATION SAMPLES PREPARED AS THIN LAYERS OF VITREOUS ICE MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626-0300 CRYOTRANSFER HOLDER.
|
Resolution 9.00 Å |
| 1DYL 9 ANGSTROM RESOLUTION CRYO-EM RECONSTRUCTION STRUCTURE OF SEMLIKI FOREST VIRUS (SFV) AND FITTING OF THE CAPSID PROTEIN STRUCTURE IN THE EM DENSITY Deposited 2000-02-02 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 3 Protein homooligomer Homooligomer;Protein × 20 PDB declaration: eicosameric |
Chain A
119–267(149 aa)
Chain B
119–267(149 aa)
Chain C
119–267(149 aa)
Chain D
119–267(149 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE;PLUNGE VITRIFICATION SAMPLES PREPARED AS THIN LAYERS OF VITREOUS ICE MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626-0300 CRYOTRANSFER HOLDER.
|
Resolution 9.00 Å |
| 1DYL 9 ANGSTROM RESOLUTION CRYO-EM RECONSTRUCTION STRUCTURE OF SEMLIKI FOREST VIRUS (SFV) AND FITTING OF THE CAPSID PROTEIN STRUCTURE IN THE EM DENSITY Deposited 2000-02-02 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 4 Protein homooligomer Homooligomer;Protein × 24 PDB declaration: 24-meric |
Chain A
119–267(149 aa)
Chain B
119–267(149 aa)
Chain C
119–267(149 aa)
Chain D
119–267(149 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE;PLUNGE VITRIFICATION SAMPLES PREPARED AS THIN LAYERS OF VITREOUS ICE MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626-0300 CRYOTRANSFER HOLDER.
|
Resolution 9.00 Å |
| 1DYL 9 ANGSTROM RESOLUTION CRYO-EM RECONSTRUCTION STRUCTURE OF SEMLIKI FOREST VIRUS (SFV) AND FITTING OF THE CAPSID PROTEIN STRUCTURE IN THE EM DENSITY Deposited 2000-02-02 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 5 Protein homooligomer Homooligomer;Protein × 4 PDB declaration: tetrameric |
Chain A
119–267(149 aa)
Chain B
119–267(149 aa)
Chain C
119–267(149 aa)
Chain D
119–267(149 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE;PLUNGE VITRIFICATION SAMPLES PREPARED AS THIN LAYERS OF VITREOUS ICE MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626-0300 CRYOTRANSFER HOLDER.
|
Resolution 9.00 Å |
| 1I9W CRYSTAL STRUCTURE OF THE FUSION GLYCOPROTEIN E1 FROM SEMLIKI FOREST VIRUS Deposited 2001-03-21 | Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
816–1205(390 aa)
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION;pH 8;294 K;PEG 8K, pH 8.0, VAPOR DIFFUSION, temperature 294K
|
Resolution 3.00 Å R-free 0.344 |
| 1RER Crystal structure of the homotrimer of fusion glycoprotein E1 from Semliki Forest Virus. Deposited 2003-11-07 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Homooligomer;Protein × 3 PDB declaration: trimeric |
Chain A
816–1206(391 aa)
Fragment:Spike glycoprotein E1
Chain B
816–1206(391 aa)
Fragment:Spike glycoprotein E1
Chain C
816–1206(391 aa)
Fragment:Spike glycoprotein E1
|
Not recorded | BR BROMIDE ION × 3 HO HOLMIUM ATOM × 4 PO4 PHOSPHATE ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4;277 K;PEG 400, NaBr, detergent DDAO, HO3+, VAPOR DIFFUSION, HANGING DROP
|
Resolution 3.20 Å R-free 0.285 |
| 1RER Crystal structure of the homotrimer of fusion glycoprotein E1 from Semliki Forest Virus. Deposited 2003-11-07 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Other combination Homooligomer;Protein × 6 PDB declaration: hexameric |
Chain A
816–1206(391 aa)
Fragment:Spike glycoprotein E1
Chain B
816–1206(391 aa)
Fragment:Spike glycoprotein E1
Chain C
816–1206(391 aa)
Fragment:Spike glycoprotein E1
|
Not recorded | BR BROMIDE ION × 6 HO HOLMIUM ATOM × 8 PO4 PHOSPHATE ION × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4;277 K;PEG 400, NaBr, detergent DDAO, HO3+, VAPOR DIFFUSION, HANGING DROP
|
Resolution 3.20 Å R-free 0.285 |
| 1VCP SEMLIKI FOREST VIRUS CAPSID PROTEIN (CRYSTAL FORM I) Deposited 1996-03-04 | Different construct Different mutation/modification 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
119–267(149 aa)
|
Not recorded | HG MERCURY (II) ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
KHGI4 WAS REQUIRED TO OBTAIN BIG CRYSTALS. EACH OF THREE
MONOMERS OF THE SEMLIKI FOREST VIRUS CORE PROTEIN BIND
ONE MERCURY ATOM. THE HG ATOM FORMS A S-HG-S BOND WITH
CYS 119 AND CYS 134. IN THE NATIVE STRUCTURE THERE IS A
DISULFIDE BRIDGE BETWEEN CYS 119 AND CYS 134. THE S-HG
DISTANCE WAS RESTRAINED TO 2.45 ANGSTROMS WHILE THE BOND
ANGLE OF S-HG-S WAS RESTRAINED TO 180 DEGREES.
|
Resolution 3.00 Å |
| 1VCP SEMLIKI FOREST VIRUS CAPSID PROTEIN (CRYSTAL FORM I) Deposited 1996-03-04 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain C
119–267(149 aa)
|
Not recorded | HG MERCURY (II) ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
KHGI4 WAS REQUIRED TO OBTAIN BIG CRYSTALS. EACH OF THREE
MONOMERS OF THE SEMLIKI FOREST VIRUS CORE PROTEIN BIND
ONE MERCURY ATOM. THE HG ATOM FORMS A S-HG-S BOND WITH
CYS 119 AND CYS 134. IN THE NATIVE STRUCTURE THERE IS A
DISULFIDE BRIDGE BETWEEN CYS 119 AND CYS 134. THE S-HG
DISTANCE WAS RESTRAINED TO 2.45 ANGSTROMS WHILE THE BOND
ANGLE OF S-HG-S WAS RESTRAINED TO 180 DEGREES.
|
Resolution 3.00 Å |
| 1VCP SEMLIKI FOREST VIRUS CAPSID PROTEIN (CRYSTAL FORM I) Deposited 1996-03-04 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 3 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain B
119–267(149 aa)
|
Not recorded | HG MERCURY (II) ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
KHGI4 WAS REQUIRED TO OBTAIN BIG CRYSTALS. EACH OF THREE
MONOMERS OF THE SEMLIKI FOREST VIRUS CORE PROTEIN BIND
ONE MERCURY ATOM. THE HG ATOM FORMS A S-HG-S BOND WITH
CYS 119 AND CYS 134. IN THE NATIVE STRUCTURE THERE IS A
DISULFIDE BRIDGE BETWEEN CYS 119 AND CYS 134. THE S-HG
DISTANCE WAS RESTRAINED TO 2.45 ANGSTROMS WHILE THE BOND
ANGLE OF S-HG-S WAS RESTRAINED TO 180 DEGREES.
|
Resolution 3.00 Å |
| 2ALA Crystal structure of the Semliki Forest Virus envelope protein E1 in its monomeric conformation. Deposited 2005-08-05 | Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
816–1206(391 aa)
Fragment:Spike glycoprotein E1
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
EVAPORATION;pH 8.1;293 K;PEG 8K, pH 8.1, EVAPORATION, temperature 293K
|
Resolution 3.00 Å R-free 0.319 |
| 2V33 High resolution crystal structure of domain III of E1 fusion glycoprotein of Semliki Forest Virus Deposited 2007-06-11 | Different construct Different mutation/modification 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
1107–1197(91 aa)
Fragment:DOMAIN III OF SPIKE GLYCOPROTEIN E1, RESIDUES 1107-1197
|
Not recorded | NO3 NITRATE ION × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 6.5;25% PEG 8K, 0.2M NA ACETATE, 0.1M CACO PH 6.5, VAPOR DIFFUSION, HANGING DROP
|
Resolution 1.55 Å R-free 0.226 |
| 2V33 High resolution crystal structure of domain III of E1 fusion glycoprotein of Semliki Forest Virus Deposited 2007-06-11 | Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics | Assembly 2 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain B
1107–1197(91 aa)
Fragment:DOMAIN III OF SPIKE GLYCOPROTEIN E1, RESIDUES 1107-1197
|
Not recorded | No recorded non-water small molecule |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 6.5;25% PEG 8K, 0.2M NA ACETATE, 0.1M CACO PH 6.5, VAPOR DIFFUSION, HANGING DROP
|
Resolution 1.55 Å R-free 0.226 |
| 8D87 Fitted crystal structure of the homotrimer of fusion glycoprotein E1 from SFV into subtomogram averaged CHIKV E1 glycoprotein density Deposited 2022-06-08 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Homooligomer;Protein × 3 PDB declaration: trimeric |
Chain A
816–1206(391 aa)
Fragment:SPIKE GLYCOPROTEIN E1
Chain B
816–1206(391 aa)
Fragment:SPIKE GLYCOPROTEIN E1
Chain C
816–1206(391 aa)
Fragment:SPIKE GLYCOPROTEIN E1
|
Not recorded | BR BROMIDE ION × 3 HO HOLMIUM ATOM × 4 PO4 PHOSPHATE ION × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 5.1;Hepes Buffer Saline
cryo-EM vitrification conditions
Cryogen ETHANE;blot for 7-8 seconds
X-ray crystallization conditions
pH 4;PEG 400, NABR, DETERGENT DDAO, HO3+,
VAPOR DIFFUSION, HANGING DROP, PH 4, TEMPERATURE 277.0K
|
Resolution 27.20 Å R-free 0.285 |
| 8IHP Structure of Semliki Forest virus VLP in complex with the receptor VLDLR-LA3 Deposited 2023-02-23 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 15 PDB declaration: pentadecameric |
Chain A
334–755(422 aa)
Chain B
816–1253(438 aa)
Chain C
106–267(162 aa)
Chain D
334–755(422 aa)
Chain E
816–1253(438 aa)
Chain F
106–267(162 aa)
Chain G
334–755(422 aa)
Chain H
816–1253(438 aa)
Chain I
106–267(162 aa)
Chain J
334–755(422 aa)
Chain K
816–1253(438 aa)
Chain L
106–267(162 aa)
|
Not recorded | NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 12 CA CALCIUM ION × 3 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.00 Å |
| 8UA8 Structure of Semliki Forest virus VLP in complex with VLDLR LA2 Deposited 2023-09-20 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Heteromer;Protein × 17 PDB declaration: heptadecameric |
Chain C
273–326(54 aa)
Chain D
115–267(153 aa)
Chain G
273–326(54 aa)
Chain H
115–267(153 aa)
Chain K
273–326(54 aa)
Chain L
115–267(153 aa)
Chain O
273–326(54 aa)
Chain P
115–267(153 aa)
|
Not recorded | NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 CA CALCIUM ION × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.2
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.70 Å |
| 8X0K Cryo-EM structure of Semliki Forest virus in complex with its receptor VLDLR(2-fold) Deposited 2023-11-04 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Heteromer;Protein × 16 PDB declaration: 16-meric |
Chain A
106–267(162 aa)
Chain E
106–267(162 aa)
Chain I
106–267(162 aa)
Chain M
106–267(162 aa)
|
Not recorded | NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 CA CALCIUM ION × 4 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.50 Å |
| 8X0L Cryo-EM structure of Semliki Forest virus in complex with its receptor VLDLR(3-fold) Deposited 2023-11-04 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Heteromer;Protein × 12 PDB declaration: 12-meric |
Chain A
106–267(162 aa)
Chain E
106–267(162 aa)
Chain I
106–267(162 aa)
|
Not recorded | NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 CA CALCIUM ION × 3 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.50 Å |
| 8X0M Cryo-EM structure of Semliki Forest virus in complex with its receptor VLDLR(5-fold) Deposited 2023-11-04 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Other combination Heteromer;Protein × 11 PDB declaration: 11-meric |
Chain A
106–267(162 aa)
Chain E
106–267(162 aa)
Chain I
106–267(162 aa)
|
Not recorded | NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 CA CALCIUM ION × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.50 Å |
| 9KQR Cryo-EM Structure of Mature Semliki Forest Virus Deposited 2024-11-26 | Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 12 PDB declaration: 12-meric |
Chain a
816–1253(438 aa)
Chain d
816–1253(438 aa)
Chain g
816–1253(438 aa)
Chain j
816–1253(438 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.73 Å |
13 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states
View Construct and Data Evidence
| UniProt name | POLS_SFV |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A; PDBConstruct 1–149; UniProt 119–267 Author chain B; PDBConstruct 1–149; UniProt 119–267 |