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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：P23807 New Search
6PDB entries
11Biological assembly
13chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification Different assembly state Different ligand/ion 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
1BJ3 CRYSTAL STRUCTURE OF COAGULATION FACTOR IX-BINDING PROTEIN (IX-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS Deposited 1998-07-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 24–146（123 aa） Fragment：C-TYPE LECTIN CRD DOMAIN
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；PROTEIN WAS CRYSTALLIZED BY MIXING WITH EQUAL VOLUME OF 60% AMMONIUM SULPHATE IN 20 MM TRI-HCL BUFFER AT PH 7.8 CONTAINING AND AT ROOM TEMPERATURE
Resolution 2.60 Å R-free 0.271
1IXX CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS Deposited 1997-05-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain B 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Chain D 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Chain F 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Not recorded CA CALCIUM ION × 6 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；60% SATURATED AMMONIUM SULFATE, 20 MM TRIS-HCL, 3 MM CACL2, PH 7.8
Resolution 2.50 Å R-free 0.221
1IXX CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS Deposited 1997-05-01 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；60% SATURATED AMMONIUM SULFATE, 20 MM TRIS-HCL, 3 MM CACL2, PH 7.8
Resolution 2.50 Å R-free 0.221
1IXX CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS Deposited 1997-05-01 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；60% SATURATED AMMONIUM SULFATE, 20 MM TRIS-HCL, 3 MM CACL2, PH 7.8
Resolution 2.50 Å R-free 0.221
1IXX CRYSTAL STRUCTURE OF COAGULATION FACTORS IX/X-BINDING PROTEIN (IX/X-BP) FROM VENOM OF HABU SNAKE WITH A HETERODIMER OF C-TYPE LECTIN DOMAINS Deposited 1997-05-01 Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 24–146（123 aa） Fragment：C-TYPE LECTIN DOMAIN
Not recorded CA CALCIUM ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7.8；60% SATURATED AMMONIUM SULFATE, 20 MM TRIS-HCL, 3 MM CACL2, PH 7.8
Resolution 2.50 Å R-free 0.221
1J34 Crystal Structure of Mg(II)-and Ca(II)-bound Gla Domain of Factor IX Complexed with Binding Protein Deposited 2003-01-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 24–146（123 aa）
Not recorded CA CALCIUM ION × 7 MG MAGNESIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions MICROBATCH；pH 8；293 K；PEG 6000, Tris-HCl, calcium chloride, magnesium chloride, pH 8, MICROBATCH, temperature 293K
Resolution 1.55 Å R-free 0.212
1J35 Crystal Structure of Ca(II)-bound Gla Domain of Factor IX Complexed with Binding Protein Deposited 2003-01-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 24–146（123 aa）
Not recorded CA CALCIUM ION × 10 X-RAY DIFFRACTION
X-ray crystallization conditions MICROBATCH；pH 8；293 K；PEG 6000, Tris-HCl, calcium chloride, pH 8, MICROBATCH, temperature 293K
Resolution 1.80 Å R-free 0.270
1X2T Crystal Structure of Habu IX-bp at pH 6.5 Deposited 2005-04-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 24–146（123 aa）
Not recorded CA CALCIUM ION × 2 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions MICROBATCH；pH 6.5；293 K；PEG 1000, PEG 8000, calcium chloride, MES, pH 6.5, MICROBATCH, temperature 293K
Resolution 1.72 Å R-free 0.222
1X2T Crystal Structure of Habu IX-bp at pH 6.5 Deposited 2005-04-26 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 24–146（123 aa）
Not recorded CA CALCIUM ION × 2 1PE PENTAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions MICROBATCH；pH 6.5；293 K；PEG 1000, PEG 8000, calcium chloride, MES, pH 6.5, MICROBATCH, temperature 293K
Resolution 1.72 Å R-free 0.222
1X2W Crystal Structure of Apo-Habu IX-bp at pH 4.6 Deposited 2005-04-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 24–146（123 aa）
Not recorded CL CHLORIDE ION × 1 RB RUBIDIUM ION × 2 SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；293 K；AMMONIUM SULPHATE, RUBIDIUM ACETATE, PEGMME 2000, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.29 Å R-free 0.280
1X2W Crystal Structure of Apo-Habu IX-bp at pH 4.6 Deposited 2005-04-26 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 24–146（123 aa）
Not recorded CL CHLORIDE ION × 2 RB RUBIDIUM ION × 4 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.6；293 K；AMMONIUM SULPHATE, RUBIDIUM ACETATE, PEGMME 2000, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.29 Å R-free 0.280

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.