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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：Q6N089 New Search
18PDB entries
30Biological assembly
43chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
1U6A Crystal Structure of the Broadly Neutralizing Anti-HIV Fab F105 Deposited 2004-07-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 21–243（223 aa） Fragment：ANTIGEN-BINDING FRAGMENT, FAB
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；291 K；PEG 4000, ISOPROPANOL, NACL, NA-CITRATE, PEPTIDE 44 (RLTPEPDD-NH2), pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 2.81 Å R-free 0.251
2OQJ Crystal structure analysis of Fab 2G12 in complex with peptide 2G12.1 Deposited 2007-01-31 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain B 20–243（224 aa）
Chain E 20–243（224 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；298 K；1.33M Na/K phosphate, 0.2M isopropanol, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 298.K
Resolution 2.80 Å R-free 0.275
2OQJ Crystal structure analysis of Fab 2G12 in complex with peptide 2G12.1 Deposited 2007-01-31 Assembly 2 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain H 20–243（224 aa）
Chain K 20–243（224 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；298 K；1.33M Na/K phosphate, 0.2M isopropanol, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 298.K
Resolution 2.80 Å R-free 0.275
2OQJ Crystal structure analysis of Fab 2G12 in complex with peptide 2G12.1 Deposited 2007-01-31 Assembly 3 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain B 20–243（224 aa）
Chain E 20–243（224 aa）
Chain H 20–243（224 aa）
Chain K 20–243（224 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；298 K；1.33M Na/K phosphate, 0.2M isopropanol, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 298.K
Resolution 2.80 Å R-free 0.275
3MNV Crystal structure of the non-neutralizing HIV antibody 13H11 Fab fragment Deposited 2010-04-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 143–243（101 aa） Fragment：FUSION PROTEIN between mouse Fv and a human Fc
Not recorded SO4 SULFATE ION × 4 EDO 1,2-ETHANEDIOL × 3 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；298 K；Qiagen AmSO4 suite, reservoir: 2.2 M ammonium sulfate, 0.2 M lithium nitrate. Drop: 0.5 uL protein + 0.5 uL reservoir., VAPOR DIFFUSION, temperature 298K
Resolution 2.40 Å R-free 0.228
3MNV Crystal structure of the non-neutralizing HIV antibody 13H11 Fab fragment Deposited 2010-04-22 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 143–243（101 aa） Fragment：FUSION PROTEIN between mouse Fv and a human Fc
Not recorded SO4 SULFATE ION × 2 EDO 1,2-ETHANEDIOL × 1 NO3 NITRATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；298 K；Qiagen AmSO4 suite, reservoir: 2.2 M ammonium sulfate, 0.2 M lithium nitrate. Drop: 0.5 uL protein + 0.5 uL reservoir., VAPOR DIFFUSION, temperature 298K
Resolution 2.40 Å R-free 0.228
3QCT Crystal structure of the humanized apo LT3015 anti-lysophosphatidic acid antibody Fab fragment Deposited 2011-01-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 139–243（105 aa）
Not recorded SO4 SULFATE ION × 2 PGE TRIETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；294 K；0.1 M HEPES sodium pH 7.5, 2% PEG 400 (v/v), and 1.75 M ammonium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.15 Å R-free 0.287
3QCU Crystal structure of the LT3015 antibody Fab fragment in complex with lysophosphatidic acid (14:0) Deposited 2011-01-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 139–243（105 aa）
Not recorded NKN (2R)-2-hydroxy-3-(phosphonooxy)propyl tetradecanoate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；294 K；0.095 M sodium citrate pH 5.6, 19% (v/v) isopropanol, 19% (w/v) PEG 4000, and 5% (v/v) glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 1.98 Å R-free 0.252
3QCU Crystal structure of the LT3015 antibody Fab fragment in complex with lysophosphatidic acid (14:0) Deposited 2011-01-17 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain I 139–243（105 aa）
Not recorded NKN (2R)-2-hydroxy-3-(phosphonooxy)propyl tetradecanoate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；294 K；0.095 M sodium citrate pH 5.6, 19% (v/v) isopropanol, 19% (w/v) PEG 4000, and 5% (v/v) glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 1.98 Å R-free 0.252
3QCV Crystal structure of the LT3015 antibody Fab fragment in complex with lysophosphatidic acid (18:2) Deposited 2011-01-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 139–243（105 aa）
Not recorded 18L (2R)-2-hydroxy-3-(phosphonooxy)propyl (9Z,12Z)-octadeca-9,12-dienoate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；294 K；0.095 M sodium citrate pH 5.6, 19% (v/v) isopropanol, 19% (w/v) PEG 4000, and 5% (v/v) glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.51 Å R-free 0.266
3QCV Crystal structure of the LT3015 antibody Fab fragment in complex with lysophosphatidic acid (18:2) Deposited 2011-01-17 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain I 139–243（105 aa）
Not recorded 18L (2R)-2-hydroxy-3-(phosphonooxy)propyl (9Z,12Z)-octadeca-9,12-dienoate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；294 K；0.095 M sodium citrate pH 5.6, 19% (v/v) isopropanol, 19% (w/v) PEG 4000, and 5% (v/v) glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 2.51 Å R-free 0.266
4NM4 Crystal structure of broadly neutralizing antibody CR8043 Deposited 2013-11-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 151–245（95 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；277 K；20% PEG 6000, 0.1 M HEPES pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 2.65 Å R-free 0.232
4NM4 Crystal structure of broadly neutralizing antibody CR8043 Deposited 2013-11-14 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain I 151–245（95 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；277 K；20% PEG 6000, 0.1 M HEPES pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 2.65 Å R-free 0.232
4NM8 Crystal structure of broadly neutralizing antibody CR8043 bound to H3 influenza hemagglutinin Deposited 2013-11-14 Assembly 1 Other combination Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain H 151–245（95 aa）
Chain I 151–245（95 aa）
Chain J 151–245（95 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 8 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；277 K；2.2 M ammonium sulfate, 0.1 M sodium acetate pH 5.5, 3% PEG 400, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 4.00 Å R-free 0.292
4NUJ Crystal structure of HIV-1 broadly neutralizing antibody PGT152 Deposited 2013-12-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 128–247（120 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.2；293.15 K；40% PEG 600, 0.1M phosphate-citrate, pH 4.2, VAPOR DIFFUSION, temperature 293.15K
Resolution 1.83 Å R-free 0.210
5EWI Crystal Structure of the Human Fab VRC38.01, an HIV-1 V1V2-Directed Neutralizing Antibody Isolated from Donor N90 Deposited 2015-11-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 135–247（113 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；14% PEG400, 13% PEG8000, 0.1M Tris pH 8.5, 0.1M MgCl, No Cryo
Resolution 1.60 Å R-free 0.202
5UG0 Human antibody H2897 in complex with influenza hemagglutinin H1 Solomon Islands/03/2006 Deposited 2017-01-06 Assembly 1 Other combination Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain D 143–247（105 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 15 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；10% w/v PEG8000, 100 mM HEPES
Resolution 3.40 Å R-free 0.278
5VKK Crystal structure of Fab fragment of anti-CD22 Epratuzumab Deposited 2017-04-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 132–245（114 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；85 mM Tris, pH 8.5, 25.5% PEG 4000 (w/v), 170 mM sodium acetate and 15% glycerol
Resolution 2.01 Å R-free 0.237
5VKK Crystal structure of Fab fragment of anti-CD22 Epratuzumab Deposited 2017-04-21 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 132–245（114 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；85 mM Tris, pH 8.5, 25.5% PEG 4000 (w/v), 170 mM sodium acetate and 15% glycerol
Resolution 2.01 Å R-free 0.237
5W1M MACV GP1 CR1-07 Fab complex Deposited 2017-06-03 Assembly 1 Other combination Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 143–245（103 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions BATCH MODE；pH 5.5；297 K；1.8 M AmSO4 and 100 mM NaCitrate pH 5.5.
Resolution 3.91 Å R-free 0.264
5W1M MACV GP1 CR1-07 Fab complex Deposited 2017-06-03 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain D 143–245（103 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION
X-ray crystallization conditions BATCH MODE；pH 5.5；297 K；1.8 M AmSO4 and 100 mM NaCitrate pH 5.5.
Resolution 3.91 Å R-free 0.264
5W1M MACV GP1 CR1-07 Fab complex Deposited 2017-06-03 Assembly 3 Other combination Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain F 143–245（103 aa）
Not recorded BMA beta-D-mannopyranose × 1 X-RAY DIFFRACTION
X-ray crystallization conditions BATCH MODE；pH 5.5；297 K；1.8 M AmSO4 and 100 mM NaCitrate pH 5.5.
Resolution 3.91 Å R-free 0.264
5W1M MACV GP1 CR1-07 Fab complex Deposited 2017-06-03 Assembly 4 Other combination Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 143–245（103 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions BATCH MODE；pH 5.5；297 K；1.8 M AmSO4 and 100 mM NaCitrate pH 5.5.
Resolution 3.91 Å R-free 0.264
5W42 Crystal structure of human monoclonal antibody H3v-47 in complex with influenza virus hemagglutinin from A/Minnesota/11/2010 (H3N2) Deposited 2017-06-08 Assembly 1 Other combination Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain H 138–245（108 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；277 K；10% (v/v) 2-methyl-2,4-pentanediol (MPD), 0.1M MES (pH 5.0)
Resolution 3.57 Å R-free 0.228
5WKO Crystal structure of antibody 27F3 recognizing the HA from A/California/04/2009 (H1N1) influenza virus Deposited 2017-07-25 Assembly 1 Insufficient information Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain A 135–244（110 aa）
Chain E 135–244（110 aa）
Chain I 135–244（110 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277.15 K；1.6 M ammonium sulfate, 0.1 M citric acid pH 4.0
Resolution 3.49 Å R-free 0.268
5WKO Crystal structure of antibody 27F3 recognizing the HA from A/California/04/2009 (H1N1) influenza virus Deposited 2017-07-25 Assembly 2 Insufficient information Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain C 135–244（110 aa）
Chain G 135–244（110 aa）
Chain K 135–244（110 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277.15 K；1.6 M ammonium sulfate, 0.1 M citric acid pH 4.0
Resolution 3.49 Å R-free 0.268
5XRQ Crystal structure of human monoclonal antibody H3v-47 Deposited 2017-06-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 138–245（108 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；20% (w/v) polyethylene glycol (PEG) 6000, 0.1 M sodium citrate (pH 5.0)
Resolution 2.60 Å R-free 0.214
5XRQ Crystal structure of human monoclonal antibody H3v-47 Deposited 2017-06-09 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 138–245（108 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；20% (w/v) polyethylene glycol (PEG) 6000, 0.1 M sodium citrate (pH 5.0)
Resolution 2.60 Å R-free 0.214
6DC3 RSV prefusion F bound to RSD5 Fab Deposited 2018-05-04 Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 132–245（114 aa）
Not recorded SO4 SULFATE ION × 13 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；1.8 M Lithium sulfate, 0.1 M Tris pH 8.0
Resolution 3.50 Å R-free 0.205
6V8Z VRC03 and 10-1074 Bound BG505 F14 HIV-1 SOSIP Envelope Trimer Structure Deposited 2019-12-12 Assembly 1 Other combination Heteromer；Protein × 18 PDB declaration: octadecameric（18） Consistent with protein count
Chain D 138–245（108 aa）
Chain J 138–245（108 aa）
Chain P 138–245（108 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 21 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.