9nbn

Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with a mixture of E-64, E-64C, and E-64D

Method: X-RAY DIFFRACTION D_max: 60.8 Å Quality: REASONABLE

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Papain

OrganismNot specified

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 monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 134–345	Not recorded	A1BWS (3S)-4-{[(2S)-1-amino-4-methyl-1-oxopentan-2-yl]amino}-3-hydroxy-4-oxobutanoic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 58% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.80 Å R-free 0.238

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 9NBN	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1BP4 USE OF PAPAIN AS A MODEL FOR THE STRUCTURE-BASED DESIGN OF CATHEPSIN K INHIBITORS. CRYSTAL STRUCTURES OF TWO PAPAIN INHIBITOR COMPLEXES DEMONSTRATE BINDING TO S'-SUBSITES. Deposited 1998-08-12	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa） Fragment：NON	Not recorded	ALD N-[(benzyloxy)carbonyl]-L-leucyl-N-[(2S)-1-hydroxy-4-methylpentan-2-yl]-L-leucinamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 8.5；pH 8.5	Resolution 2.20 Å R-free 0.240
1BQI USE OF PAPAIN AS A MODEL FOR THE STRUCTURE-BASED DESIGN OF CATHEPSIN K INHIBITORS. CRYSTAL STRUCTURES OF TWO PAPAIN INHIBITOR COMPLEXES DEMONSTRATE BINDING TO S'-SUBSITES. Deposited 1998-08-16	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	SBA CARBOBENZYLOXY-(L)-LEUCINYL-(L)LEUCINYL METHOXYMETHYLKETONE × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 8.5；pH 8.5	Resolution 2.50 Å R-free 0.306
1CVZ CRYSTAL STRUCTURE ANALYSIS OF PAPAIN WITH CLIK148(CATHEPSIN L SPECIFIC INHIBITOR) Deposited 1999-08-24	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa） Fragment：RESIDUES 134-345	Not recorded	C48 N1-(1-DIMETHYLCARBAMOYL-2-PHENYL-ETHYL)-2-OXO-N4-(2-PYRIDIN-2-YL-ETHYL)-SUCCINAMIDE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.9；277 K；sodium chloride, methanol, pH 8.9, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K	Resolution 1.70 Å R-free 0.214
1KHP Monoclinic form of papain/ZLFG-DAM covalent complex Deposited 2001-11-30	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa） Fragment：Papain, Residues 134-345	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9.2；292 K；68% methanol/ethanol (2:1), 34 mM NaCl, 50 mM 2-aminoethanol/HCl, pH 9.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 2.00 Å R-free 0.229
1KHQ ORTHORHOMBIC FORM OF PAPAIN/ZLFG-DAM COVALENT COMPLEX Deposited 2001-11-30	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa） Fragment：Papain, Residues 134-345	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9.2；292 K；72% methanol/ethanol (2:1), 34 mM NaCl, 50 mM 2-aminoethanol/HCl, pH 9.2, VAPOR DIFFUSION, HANGING DROP, temperature 292K	Resolution 1.60 Å R-free 0.169
1PAD Binding of chloromethyl ketone substrate analogues to crystalline papain Deposited 1976-11-01	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.80 Å
1PE6 REFINED X-RAY STRUCTURE OF PAPAIN(DOT)E-64-C COMPLEX AT 2.1-ANGSTROMS RESOLUTION Deposited 1991-05-14	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1 MOH METHANOL × 14	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.10 Å
1PIP CRYSTAL STRUCTURE OF PAPAIN-SUCCINYL-GLN-VAL-VAL-ALA-ALA-P-NITROANILIDE COMPLEX AT 1.7 ANGSTROMS RESOLUTION: NONCOVALENT BINDING MODE OF A COMMON SEQUENCE OF ENDOGENOUS THIOL PROTEASE INHIBITORS Deposited 1992-10-03	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.70 Å
1POP X-RAY CRYSTALLOGRAPHIC STRUCTURE OF A PAPAIN-LEUPEPTIN COMPLEX Deposited 1993-06-24	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Not recorded	MOH METHANOL × 24	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.10 Å
1PPD RESTRAINED LEAST-SQUARES REFINEMENT OF THE SULFHYDRYL PROTEASE PAPAIN TO 2.0 ANGSTROMS Deposited 1984-11-06	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	BME BETA-MERCAPTOETHANOL × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.00 Å
1PPN STRUCTURE OF MONOCLINIC PAPAIN AT 1.60 ANGSTROMS RESOLUTION Deposited 1991-10-25	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	UNL UNKNOWN LIGAND × 1 MOH METHANOL × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.60 Å
1PPP CRYSTAL STRUCTURE OF PAPAIN-E64-C COMPLEX. BINDING DIVERSITY OF E64-C TO PAPAIN S2 AND S3 SUBSITES Deposited 1993-03-17	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1 MOH METHANOL × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.90 Å
1STF THE REFINED 2.4 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF RECOMBINANT HUMAN STEFIN B IN COMPLEX WITH THE CYSTEINE PROTEINASE PAPAIN: A NOVEL TYPE OF PROTEINASE INHIBITOR INTERACTION Deposited 1993-04-21	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain E 134–345（212 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.37 Å
2CIO The high resolution x-ray structure of papain complexed with fragments of the Trypanosoma brucei cysteine protease inhibitor ICP. Deposited 2006-03-24	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	GOL GLYCEROL × 2 ACT ACETATE ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.5；50% ETHANOL, 0.01M NA ACETATE, pH 7.50	Resolution 1.50 Å R-free 0.225
2PAD BINDING OF CHLOROMETHYL KETONE SUBSTRATE ANALOGUES TO CRYSTALLINE PAPAIN Deposited 1976-11-01	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	CYS CYSTEINE × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.80 Å
3E1Z Crystal structure of the parasite protesase inhibitor chagasin in complex with papain Deposited 2008-08-05	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain B 134–345（212 aa）	Not recorded	ZN ZINC ION × 1 FMT FORMIC ACID × 10 ACY ACETIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；2.0M ammonium formate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K	Resolution 1.86 Å R-free 0.208
3IMA Complex structure of tarocystatin and papain Deposited 2009-08-10	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa） Fragment：Papain domain	Non-standard monomer：Yes (specific site not provided by mmCIF)	ACT ACETATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；298 K；30% PEG MME 2000, 0.1M Sodium Acetate trihydrate pH 4.6, 0.2M Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.03 Å R-free 0.233
3IMA Complex structure of tarocystatin and papain Deposited 2009-08-10	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 134–345（212 aa） Fragment：Papain domain	Non-standard monomer：Yes (specific site not provided by mmCIF)	ACT ACETATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；298 K；30% PEG MME 2000, 0.1M Sodium Acetate trihydrate pH 4.6, 0.2M Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.03 Å R-free 0.233
3LFY CTD of Tarocystatin in complex with papain Deposited 2010-01-19	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa） Fragment：Papain DOMAIN	Non-standard monomer：Yes (specific site not provided by mmCIF)	SER SERINE × 1 ASN ASPARAGINE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；298 K；0.1M Hepes pH 7.5, 70% v/v MPD, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.60 Å R-free 0.267
3LFY CTD of Tarocystatin in complex with papain Deposited 2010-01-19	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 134–345（212 aa） Fragment：Papain DOMAIN	Non-standard monomer：Yes (specific site not provided by mmCIF)	SER SERINE × 1 ASN ASPARAGINE × 1 GLY GLYCINE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；298 K；0.1M Hepes pH 7.5, 70% v/v MPD, VAPOR DIFFUSION, HANGING DROP, temperature 298K	Resolution 2.60 Å R-free 0.267
3TNX Structure of the precursor of a thermostable variant of papain at 2.6 Angstroem resolution Deposited 2011-09-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 27–345（319 aa） Fragment：UNP residues 27-345	Mutation：C132A, V139S, G143S, K281R	CL CHLORIDE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；8.0% PEG 3350, 0.1M Na-acetate pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.62 Å R-free 0.236
3TNX Structure of the precursor of a thermostable variant of papain at 2.6 Angstroem resolution Deposited 2011-09-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 27–345（319 aa） Fragment：UNP residues 27-345	Mutation：C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；8.0% PEG 3350, 0.1M Na-acetate pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.62 Å R-free 0.236
3USV Structure of the precursor of a thermostable variant of papain at 3.8 A resolution from a crystal soaked at pH 4 Deposited 2011-11-24	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 27–345（319 aa） Fragment：UNP residues 27-345	Mutation：C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；CS37 of Hampton Research, soaked overnight in NaOAc buffer pH 4.0, VAPOR DIFFUSION, HANGING DROP	Resolution 3.80 Å R-free 0.408
3USV Structure of the precursor of a thermostable variant of papain at 3.8 A resolution from a crystal soaked at pH 4 Deposited 2011-11-24	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 27–345（319 aa） Fragment：UNP residues 27-345	Mutation：C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；CS37 of Hampton Research, soaked overnight in NaOAc buffer pH 4.0, VAPOR DIFFUSION, HANGING DROP	Resolution 3.80 Å R-free 0.408
4PAD Binding of chloromethyl ketone substrate analogues to crystalline papain Deposited 1976-11-01	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	TCK N-[(1S)-5-amino-1-(chloroacetyl)pentyl]-4-methylbenzenesulfonamide × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.80 Å
4QRG Crystal structure of I86L mutant of papain Deposited 2014-07-01	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：I86L, C132A, V139S, G143S, K281R	NA SODIUM ION × 1 CL CHLORIDE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 2.50 Å R-free 0.223
4QRG Crystal structure of I86L mutant of papain Deposited 2014-07-01	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：I86L, C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 2.50 Å R-free 0.223
4QRV Crystal structure of I86F mutant of papain Deposited 2014-07-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：I86F, C132A, V139S, G143S, K281R	CL CHLORIDE ION × 1 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 1.98 Å R-free 0.249
4QRV Crystal structure of I86F mutant of papain Deposited 2014-07-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：I86F, C132A, V139S, G143S, K281R	CL CHLORIDE ION × 1 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 1.98 Å R-free 0.249
4QRX Crystal structure of pro-papain mutant at pH 4.0 Deposited 2014-07-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 3.14 Å R-free 0.254
4QRX Crystal structure of pro-papain mutant at pH 4.0 Deposited 2014-07-02	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 27–345（319 aa） Fragment：UNP RESIDUES 27-345	Mutation：C132A, V139S, G143S, K281R	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions hanging drop；pH 7.5；298 K；8% PEG 4000, pH 7.5, hanging drop, temperature 298K	Resolution 3.14 Å R-free 0.254
5PAD BINDING OF CHLOROMETHYL KETONE SUBSTRATE ANALOGUES TO CRYSTALLINE PAPAIN Deposited 1976-11-01	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.80 Å
6H8T Crystal structure of Papain modify by achiral Ru(II)complex Deposited 2018-08-03	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	ACT ACETATE ION × 3 CL CHLORIDE ION × 1 YXZ chloro[N,N-di(pyridin-2-yl-kappaN)pentane-1,5-diamine]ruthenium × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 4.7；277 K；35% PEG400, 50mM sodium acetate, 100mM lithium sulfate	Resolution 2.10 Å R-free 0.249
6H8T Crystal structure of Papain modify by achiral Ru(II)complex Deposited 2018-08-03	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain J 134–345（212 aa）	Not recorded	ACT ACETATE ION × 6 YXX chloro(1-{5-[di(pyridin-2-yl-kappaN)amino]pentyl}pyrrolidine-2,5-dione)ruthenium × 1 SO4 SULFATE ION × 1 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；pH 4.7；277 K；35% PEG400, 50mM sodium acetate, 100mM lithium sulfate	Resolution 2.10 Å R-free 0.249
6PAD Binding of chloromethyl ketone substrate analogues to crystalline papain Deposited 1976-11-01	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	0PC Nalpha-[(benzyloxy)carbonyl]-N-[(1S)-3-chloro-1-methyl-2-oxopropyl]-L-phenylalaninamide × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.80 Å
6TCX Papain bound to a natural cysteine protease inhibitor from Streptomyces mobaraensis Deposited 2019-11-06	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain AAA 134–345（212 aa）	Not recorded	EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 N1W (2~{R})-2-[[(1~{S})-1-[(6~{S})-2-azanyl-1,4,5,6-tetrahydropyrimidin-6-yl]-2-[[(2~{S})-3-methyl-1-oxidanylidene-1-[[(2~{S})-1-oxidanyl-3-phenyl-propan-2-yl]amino]butan-2-yl]amino]-2-oxidanylidene-ethyl]carbamoylamino]-3-(4-hydroxyphenyl)propanoic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；100 mM HEPES pH 7.5 and 80% 2-Methyl-2,4-pentanediol (MPD)	Resolution 1.65 Å R-free 0.221
9CKT X-ray diffraction structure of papain co-crystallized with E-64 Deposited 2024-07-09	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	MOH METHANOL × 1 E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293 K；66% methanol (in sitting drop); 59% methanol, 889 mM NaCl (in reservoir).	Resolution 1.50 Å R-free 0.219
9CKW X-ray diffraction structure of papain co-crystallized with E-64D Deposited 2024-07-10	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	MOH METHANOL × 1 E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；66% methanol (in sitting drop); 59% methanol, 889 mM NaCl (in reservoir).	Resolution 1.40 Å R-free 0.175
9CKY X-ray diffraction structure of papain co-crystallized with novel biosynthetic inhibitor amine-65 Deposited 2024-07-10	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	MOH METHANOL × 1 A1AXI (3S)-4-({(1S)-2-[(8-aminooctyl)amino]-1-cyclobutyl-2-oxoethyl}amino)-3-hydroxy-4-oxobutanoic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；66% methanol (in sitting drop); 59% methanol, 889 mM NaCl (in reservoir).	Resolution 1.40 Å R-free 0.199
9CLH X-ray diffraction structure of the apo form of papain Deposited 2024-07-11	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	MOH METHANOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；66% methanol (in sitting drop); 59% methanol, 889 mM NaCl (in reservoir).	Resolution 1.60 Å R-free 0.191
9EG7 X-ray diffraction structure of papain co-crystallized with E64-C Deposited 2024-11-20	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；66% methanol (sitting well); 66% methanol, sodium chloride	Resolution 1.50 Å R-free 0.165
9N9D MicroED structure of papain co-crystallized with E-64C Deposited 2025-02-10	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.20 Å R-free 0.236
9NAE MicroED structure of papain co-crystallized with E-64 Deposited 2025-02-11	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.30 Å R-free 0.257
9NAG MicroED structure of the apo-form of papain Deposited 2025-02-12	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.50 Å R-free 0.248
9NAO MicroED structure of papain complexed with natural product E64-A65 Deposited 2025-02-12	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	A1AXI (3S)-4-({(1S)-2-[(8-aminooctyl)amino]-1-cyclobutyl-2-oxoethyl}amino)-3-hydroxy-4-oxobutanoic acid × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.50 Å R-free 0.265
9NAR MicroED structure of papain microcrystals soaked with E-64 for 10 minutes Deposited 2025-02-12	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.50 Å R-free 0.206
9NAT X-ray diffraction structure of papain co-crystallized with leupeptin Deposited 2025-02-12	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；59% methanol, 889 mM NaCl in reservoir, 66% methanol in sitting well	Resolution 1.60 Å R-free 0.198
9NAX MicroED structure of the papain-E-64 complex from microcrystals soaked with crude biosynthetic reaction mixture Deposited 2025-02-13	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.30 Å R-free 0.247
9NAY MicroED structure of papain complexed with natural product E-64-A65 from microcrystals soaked in crude biosynthetic reaction mixture Deposited 2025-02-13	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	A1AXI (3S)-4-({(1S)-2-[(8-aminooctyl)amino]-1-cyclobutyl-2-oxoethyl}amino)-3-hydroxy-4-oxobutanoic acid × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.50 Å R-free 0.228
9NB2 X-ray diffraction structure of papain soaked with E-64 Deposited 2025-02-13	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl and 59% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.50 Å R-free 0.212
9NB4 Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with natural product E-64-A65 Deposited 2025-02-13	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	A1AXI (3S)-4-({(1S)-2-[(8-aminooctyl)amino]-1-cyclobutyl-2-oxoethyl}amino)-3-hydroxy-4-oxobutanoic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 59% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.80 Å R-free 0.210
9NB7 Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with natural product E405 Deposited 2025-02-13	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	A1BWT (3R)-4-({(2S)-1-[(5-acetamidopentyl)amino]-1-oxo-3-phenylpropan-2-yl}amino)-3-hydroxy-4-oxobutanoic acid × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 58% methanol in reservoir. 66% methanol in sitting drop	Resolution 1.80 Å R-free 0.215
9NBF Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with E-64 Deposited 2025-02-13	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 58% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.80 Å R-free 0.239
9NBJ Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with E-64C Deposited 2025-02-13	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 58% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.80 Å R-free 0.210
9NBK Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with E-64D Deposited 2025-02-13	Different ligand/ion Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM NaCl, 58% methanol in reservoir. 66% methanol in sitting drop.	Resolution 1.80 Å R-free 0.198
9NBP MicroED structure of the papain-E-64 complex from microcrystals mixed on-grid with microarrayed ligand Deposited 2025-02-14	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.80 Å R-free 0.246
9NBQ MicroED structure of papain co-crystallized with E-64D Deposited 2025-02-14	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E6D ethyl (3S)-3-hydroxy-4-({(2S)-4-methyl-1-[(3-methylbutyl)amino]-1-oxopentan-2-yl}amino)-4-oxobutanoate × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.30 Å R-free 0.247
9NC1 MicroED structure of papain-E-64 complex from microcrystals soaked with protease inhibitor cocktail Deposited 2025-02-14	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.40 Å R-free 0.261
9NCA MicroED structure of microcrystals soaked with a mixture of E-64, E-64C, and E-64D Deposited 2025-02-15	Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	E64 N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE × 1 E6C N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-2-METHYL-BUTANE × 1	ELECTRON CRYSTALLOGRAPHY cryo-EM buffer pH 7 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.50 Å R-free 0.276
9NCC Serial synchrotron X-ray diffraction structure of the apo form of papain Deposited 2025-02-15	Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；889 mM sodium chloride, 59% methanol in reservoir, 66% methanol in sitting drop	Resolution 1.80 Å R-free 0.233
9PAP STRUCTURE OF PAPAIN REFINED AT 1.65 ANGSTROMS RESOLUTION Deposited 1986-03-31	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 134–345（212 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	MOH METHANOL × 29	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.65 Å

53 other PDB entries and 61 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	PAPA1_CARPA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–212； UniProt 134–345

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	9nbn
Deposition date deposition_date	2025-02-14
最后修订 last_revision	2025-03-26
Structure title title	Serial synchrotron X-ray diffraction structure of papain microcrystals soaked with a mixture of E-64, E-64C, and E-64D
Keywords keywords	Inhibitor, Complex, Cocktail, Serial, HYDROLASE; HYDROLASE
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	17.08 Å
Radius of gyration Rg (electron density) rg_electron	16.11 Å
Forward intensity I(0) i0	19012700.00
Molecular weight molecular_weight	22054.0 kDa
Excluded volume excluded_volume	21258 Å³
Envelope volume envelope_volume	31874 Å³
Hydration-shell volume shell_volume	16359 Å³
Envelope diameter envelope_diameter	54.9 Å
Shell Rg shell_rg	22.48 Å
Envelope Rg envelope_rg	16.47 Å
Shape Rg shape_rg	16.08 Å
Total Rg total_rg	16.91 Å
Total atoms total_atoms	1672
Residues n_residues	212
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	60.8 Å
Rg (real space) rg_real	17.63 Å
Rg uncertainty (real space) rg_real_error	0.16 Å
I(0) (real space) i0_real	1.8950e+07
I(0) uncertainty (real space) i0_real_error	1.6920e+05
Rg (reciprocal space) rg_reciprocal	17.00 Å
I(0) (reciprocal space) i0_reciprocal	19010000.0000
Solution quality estimate total_estimate	0.6461
Solution quality rating solution_quality	REASONABLE a REASONABLE solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	20.8 Å
Skewness Skewness skewness	0.478
Kurtosis Kurtosis kurtosis	0.260
Angular range angular_range	— – 0.4650 Å⁻¹
Current regularization parameter α current_alpha	5.9390
Highest regularization parameter α highest_alpha	5561000.0000
Real-space data points n_real_points	77
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.712; Stabil: 0.909; Sysdev: 0.000; Positv: 1.000; Valcen: 0.984; Smooth: 0.596

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	Papain
Molecular weight formula_weight	23452.3 kDa
EC 编号 ec_number	3.4.22.2
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	1777

IPEYVDWRQKGAVTPVKNQGSCGSCWAFSAVVTIEGIIKIRTGNLNEYSEQELLDCDRRSYGCNGGYPWSALQLVAQYGIHYRNTYPYEGVQRYCRSREKGPYAAKTDGVRQVQPYNEGALLYSIANQPVSVVLEAAGKDFQLYRGGIFVGPCGNKVDHAVAAVGYGPNYILIKNSWGTGWGENGYIRIKRGTGNSYGVCGLYTSSFYPVKN

Entity 2 Entity 2 non-polymer

Description description	(3S)-4-{[(2S)-1-amino-4-methyl-1-oxopentan-2-yl]amino}-3-hydroxy-4-oxobutanoic acid
Molecular weight formula_weight	246.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	76

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8. Citations (1)

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Unit-cell length a length_a	42.500 Å
Unit-cell length b length_b	48.900 Å
Unit-cell length c length_c	101.500 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	1.800 Å
Low-resolution limit resolution_low	44.050 Å
R factor r_factor	0.1961
R_work r_work	0.1940
R_free r_free	0.2377

fit	/app/data/saxs_computation/nb/9nbn/9nbn.fit
pddf	/app/data/pr_computation/nb/9nbn/9nbn.pr.out
profile	/app/data/saxs_computation/nb/9nbn/9nbn.dat