HEADER    DE NOVO PROTEIN                         16-MAR-20   6M6Z              
TITLE     A DE NOVO DESIGNED TRANSMEMBRANE NANOPORE, TMH4C4                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TMH4C4;                                                    
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    NANOPORE, DE NOVO DESIGN, MEMBRANE PROTEIN, DE NOVO PROTEIN           
EXPDTA    ELECTRON MICROSCOPY                                                   
AUTHOR    P.LU,C.XU,G.REGGIANO,Q.XU,F.DIMAIO,D.BAKER                            
REVDAT   3   27-MAR-24 6M6Z    1       REMARK                                   
REVDAT   2   16-SEP-20 6M6Z    1       JRNL                                     
REVDAT   1   24-JUN-20 6M6Z    0                                                
JRNL        AUTH   C.XU,P.LU,T.M.GAMAL EL-DIN,X.Y.PEI,M.C.JOHNSON,A.UYEDA,      
JRNL        AUTH 2 M.J.BICK,Q.XU,D.JIANG,H.BAI,G.REGGIANO,Y.HSIA,T.J.BRUNETTE,  
JRNL        AUTH 3 J.DOU,D.MA,E.M.LYNCH,S.E.BOYKEN,P.S.HUANG,L.STEWART,         
JRNL        AUTH 4 F.DIMAIO,J.M.KOLLMAN,B.F.LUISI,T.MATSUURA,W.A.CATTERALL,     
JRNL        AUTH 5 D.BAKER                                                      
JRNL        TITL   COMPUTATIONAL DESIGN OF TRANSMEMBRANE PORES.                 
JRNL        REF    NATURE                        V. 585   129 2020              
JRNL        REFN                   ESSN 1476-4687                               
JRNL        PMID   32848250                                                     
JRNL        DOI    10.1038/S41586-020-2646-5                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    5.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   SOFTWARE PACKAGES      : RELION                                    
REMARK   3   RECONSTRUCTION SCHEMA  : NULL                                      
REMARK   3                                                                      
REMARK   3 EM MAP-MODEL FITTING AND REFINEMENT                                  
REMARK   3   PDB ENTRY                    : NULL                                
REMARK   3   REFINEMENT SPACE             : NULL                                
REMARK   3   REFINEMENT PROTOCOL          : NULL                                
REMARK   3   REFINEMENT TARGET            : NULL                                
REMARK   3   OVERALL ANISOTROPIC B VALUE  : NULL                                
REMARK   3                                                                      
REMARK   3 FITTING PROCEDURE : NULL                                             
REMARK   3                                                                      
REMARK   3 EM IMAGE RECONSTRUCTION STATISTICS                                   
REMARK   3   NOMINAL PIXEL SIZE (ANGSTROMS)    : NULL                           
REMARK   3   ACTUAL PIXEL SIZE  (ANGSTROMS)    : NULL                           
REMARK   3   EFFECTIVE RESOLUTION (ANGSTROMS)  : 5.900                          
REMARK   3   NUMBER OF PARTICLES               : 64739                          
REMARK   3   CTF CORRECTION METHOD             : NONE                           
REMARK   3                                                                      
REMARK   3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL                    
REMARK   3                                                                      
REMARK   3 OTHER DETAILS: NULL                                                  
REMARK   4                                                                      
REMARK   4 6M6Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-MAR-20.                  
REMARK 100 THE DEPOSITION ID IS D_1300016189.                                   
REMARK 245                                                                      
REMARK 245 EXPERIMENTAL DETAILS                                                 
REMARK 245   RECONSTRUCTION METHOD          : SINGLE PARTICLE                   
REMARK 245   SPECIMEN TYPE                  : NULL                              
REMARK 245                                                                      
REMARK 245 ELECTRON MICROSCOPE SAMPLE                                           
REMARK 245   SAMPLE TYPE                    : PARTICLE                          
REMARK 245   PARTICLE TYPE                  : POINT                             
REMARK 245   NAME OF SAMPLE                 : A DE NOVO DESIGNED                
REMARK 245                                    TRANSMEMBRANE NANOPORE            
REMARK 245   SAMPLE CONCENTRATION (MG ML-1) : 6.00                              
REMARK 245   SAMPLE SUPPORT DETAILS         : NULL                              
REMARK 245   SAMPLE VITRIFICATION DETAILS   : NULL                              
REMARK 245   SAMPLE BUFFER                  : NULL                              
REMARK 245   PH                             : 8.00                              
REMARK 245   SAMPLE DETAILS                 : NULL                              
REMARK 245                                                                      
REMARK 245 DATA ACQUISITION                                                     
REMARK 245   DATE OF EXPERIMENT                : NULL                           
REMARK 245   NUMBER OF MICROGRAPHS-IMAGES      : NULL                           
REMARK 245   TEMPERATURE (KELVIN)              : NULL                           
REMARK 245   MICROSCOPE MODEL                  : FEI TITAN KRIOS                
REMARK 245   DETECTOR TYPE                     : GATAN K3 BIOQUANTUM (6K X      
REMARK 245                                       4K)                            
REMARK 245   MINIMUM DEFOCUS (NM)              : NULL                           
REMARK 245   MAXIMUM DEFOCUS (NM)              : NULL                           
REMARK 245   MINIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   MAXIMUM TILT ANGLE (DEGREES)      : NULL                           
REMARK 245   NOMINAL CS                        : NULL                           
REMARK 245   IMAGING MODE                      : BRIGHT FIELD                   
REMARK 245   ELECTRON DOSE (ELECTRONS NM**-2)  : 5000.00                        
REMARK 245   ILLUMINATION MODE                 : FLOOD BEAM                     
REMARK 245   NOMINAL MAGNIFICATION             : NULL                           
REMARK 245   CALIBRATED MAGNIFICATION          : NULL                           
REMARK 245   SOURCE                            : FIELD EMISSION GUN             
REMARK 245   ACCELERATION VOLTAGE (KV)         : 300                            
REMARK 245   IMAGING DETAILS                   : NULL                           
REMARK 247                                                                      
REMARK 247 ELECTRON MICROSCOPY                                                  
REMARK 247  THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON          
REMARK 247  MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE              
REMARK 247  THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES           
REMARK 247  ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION         
REMARK 247  OF THE STRUCTURE FACTORS.                                           
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG B 112   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG C   7   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    ARG C 112   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    ARG D   7   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: EMD-30126   RELATED DB: EMDB                             
REMARK 900 A DE NOVO DESIGNED TRANSMEMBRANE NANOPORE, TMH4C4                    
DBREF  6M6Z A    1   203  PDB    6M6Z     6M6Z             1    203             
DBREF  6M6Z B    1   203  PDB    6M6Z     6M6Z             1    203             
DBREF  6M6Z C    1   203  PDB    6M6Z     6M6Z             1    203             
DBREF  6M6Z D    1   203  PDB    6M6Z     6M6Z             1    203             
SEQRES   1 A  203  SER ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES   2 A  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES   3 A  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES   4 A  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES   5 A  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES   6 A  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES   7 A  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES   8 A  203  GLN LEU ASN LEU GLU LEU ASN THR ASP THR ASP LYS ASN          
SEQRES   9 A  203  VAL ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES  10 A  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES  11 A  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES  12 A  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES  13 A  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES  14 A  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES  15 A  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES  16 A  203  GLN LEU ASN LEU GLU LEU ARG HIS                              
SEQRES   1 B  203  SER ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES   2 B  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES   3 B  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES   4 B  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES   5 B  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES   6 B  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES   7 B  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES   8 B  203  GLN LEU ASN LEU GLU LEU ASN THR ASP THR ASP LYS ASN          
SEQRES   9 B  203  VAL ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES  10 B  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES  11 B  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES  12 B  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES  13 B  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES  14 B  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES  15 B  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES  16 B  203  GLN LEU ASN LEU GLU LEU ARG HIS                              
SEQRES   1 C  203  SER ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES   2 C  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES   3 C  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES   4 C  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES   5 C  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES   6 C  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES   7 C  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES   8 C  203  GLN LEU ASN LEU GLU LEU ASN THR ASP THR ASP LYS ASN          
SEQRES   9 C  203  VAL ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES  10 C  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES  11 C  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES  12 C  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES  13 C  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES  14 C  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES  15 C  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES  16 C  203  GLN LEU ASN LEU GLU LEU ARG HIS                              
SEQRES   1 D  203  SER ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES   2 D  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES   3 D  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES   4 D  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES   5 D  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES   6 D  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES   7 D  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES   8 D  203  GLN LEU ASN LEU GLU LEU ASN THR ASP THR ASP LYS ASN          
SEQRES   9 D  203  VAL ALA GLU GLU LEU LEU ARG ARG SER ARG GLU TYR LEU          
SEQRES  10 D  203  LYS LYS VAL ALA LEU ILE GLN LEU VAL ILE ALA PHE VAL          
SEQRES  11 D  203  PHE LEU ILE LEU LEU ILE LEU LEU SER TRP ARG SER GLU          
SEQRES  12 D  203  GLU LEU ILE ARG GLU LEU GLU GLU LYS GLY ALA ALA SER          
SEQRES  13 D  203  GLU ALA GLU LEU ALA ARG MET LYS GLN GLN HIS MET THR          
SEQRES  14 D  203  ALA TYR LEU GLN ALA ALA LEU THR ALA TRP GLU ILE ILE          
SEQRES  15 D  203  SER LYS SER VAL ILE ALA LEU LEU LEU LEU GLN GLN ASN          
SEQRES  16 D  203  GLN LEU ASN LEU GLU LEU ARG HIS                              
HELIX    1 AA1 SER A    1  GLY A   49  1                                  49    
HELIX    2 AA2 SER A   52  ASN A   98  1                                  47    
HELIX    3 AA3 ASP A  102  GLY A  153  1                                  52    
HELIX    4 AA4 SER A  156  ARG A  202  1                                  47    
HELIX    5 AA5 ALA B    2  GLY B   49  1                                  48    
HELIX    6 AA6 SER B   52  ASN B   98  1                                  47    
HELIX    7 AA7 ASP B  102  GLY B  153  1                                  52    
HELIX    8 AA8 SER B  156  ARG B  202  1                                  47    
HELIX    9 AA9 ALA C    2  GLY C   49  1                                  48    
HELIX   10 AB1 SER C   52  ASN C   98  1                                  47    
HELIX   11 AB2 ASP C  102  GLY C  153  1                                  52    
HELIX   12 AB3 SER C  156  ARG C  202  1                                  47    
HELIX   13 AB4 ALA D    2  GLY D   49  1                                  48    
HELIX   14 AB5 SER D   52  ASN D   98  1                                  47    
HELIX   15 AB6 ASP D  102  GLY D  153  1                                  52    
HELIX   16 AB7 SER D  156  ARG D  202  1                                  47    
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1                      
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000