← Back to search

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：P02818 New Search
8PDB entries
8Biological assembly
8chain/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
8XS1 Crystal structure of Fab fragment of anti-osteocalcin antibody KTM219 complexed with C-terminal peptide antigen Deposited 2024-01-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 94–100（7 aa） Fragment：C-terminal peptide (43-49) antigen
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 3.4；297 K；0.07 M Citric acid, 0.03 M BIS-TRIS propane, 16% Polyethylene glycol 3,350, by using random Microseed Matrix Screening (rMMS) method
Resolution 2.30 Å R-free 0.248
9BUR Structure of GGCX-BGP complex Deposited 2024-05-17 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–100（100 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 CLR CHOLESTEROL × 1 POV (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.95 Å
9BUX Structure of GGCX-BGP-menaquinone-4 epoxide complex Deposited 2024-05-17 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–100（100 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 CLR CHOLESTEROL × 1 POV (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate × 1 A1AT1 (1aR,7aS)-1a-methyl-7a-[(2E,6E,10E)-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetraen-1-yl]-1a,7a-dihydronaphtho[2,3-b]oxirene-2,7-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.06 Å
9L23 cryo-EM structure of Vitamin K-dependent gamma-carboxylase complexed with Osteocalcin Deposited 2024-12-16 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 33–100（68 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 A1AVC vitamin K1 hydroquinone × 1 CLR CHOLESTEROL × 1 PEE 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine × 3 Y01 CHOLESTEROL HEMISUCCINATE × 1 CO2 CARBON DIOXIDE × 1 BCT BICARBONATE ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.62 Å
9MQB Vitamin K-dependent gamma-carboxylase with Osteocalcin (mutant) and vitamin K hydroquinone and calcium Deposited 2025-01-02 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain P 1–100（100 aa）
Mutation：G42A, V46L NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 6PL (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE × 2 A1AVC vitamin K1 hydroquinone × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.37 Å
9MQC Vitamin K-dependent gamma-carboxylase with Osteocalcin (mutant) and vitamin K hydroquinone Deposited 2025-01-02 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain P 1–100（100 aa）
Mutation：G42A, V46L NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 6PL (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE × 2 A1AVC vitamin K1 hydroquinone × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.13 Å
9MQE Vitamin K-dependent gamma-carboxylase with Osteocalcin and vitamin K hydroquinone Deposited 2025-01-02 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain P 1–100（100 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 6PL (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE × 2 A1AVC vitamin K1 hydroquinone × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.56 Å
9WF2 Cryo-EM structure of GGCX-BGP complex Deposited 2025-08-20 Assembly 1 Other combination Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 33–100（68 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 POV (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate × 2 MX7 (2R)-3-(phosphonooxy)propane-1,2-diyl (9Z,9'Z)bis-octadec-9-enoate × 1 CLR CHOLESTEROL × 1 A1AT1 (1aR,7aS)-1a-methyl-7a-[(2E,6E,10E)-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetraen-1-yl]-1a,7a-dihydronaphtho[2,3-b]oxirene-2,7-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.94 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.