PDB Short entry for 2MPF
HEADER    TRANSPORT PROTEIN                       16-MAY-14   2MPF              
TITLE     SOLUTION STRUCTURE HUMAN HCN2 CNBD IN THE CAMP-UNBOUND STATE          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: POTASSIUM/SODIUM HYPERPOLARIZATION-ACTIVATED CYCLIC        
COMPND   3 NUCLEOTIDE-GATED CHANNEL 2;                                          
COMPND   4 CHAIN: A;                                                            
COMPND   5 FRAGMENT: CYCLIC NUCLEOTIDE BINDING DOMAIN (UNP RESIDUES 521-672);   
COMPND   6 SYNONYM: HCN2, BRAIN CYCLIC NUCLEOTIDE-GATED CHANNEL 2, BCNG-2;      
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: HCN2, BCNG2;                                                   
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: ROSETTA;                                   
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET24B                                    
KEYWDS    HCN CHANNELS, TRANSPORT PROTEIN                                       
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    A.SAPONARO,S.R.PAULETA,F.CANTINI,M.MATZAPETAKIS,C.HAMMANN,L.BANCI,    
AUTHOR   2 G.THIEL,B.SANTORO,A.MORONI                                           
REVDAT   3   22-OCT-14 2MPF    1       JRNL                                     
REVDAT   2   24-SEP-14 2MPF    1       JRNL                                     
REVDAT   1   03-SEP-14 2MPF    0                                                
JRNL        AUTH   A.SAPONARO,S.R.PAULETA,F.CANTINI,M.MATZAPETAKIS,C.HAMMANN,   
JRNL        AUTH 2 C.DONADONI,L.HU,G.THIEL,L.BANCI,B.SANTORO,A.MORONI           
JRNL        TITL   STRUCTURAL BASIS FOR THE MUTUAL ANTAGONISM OF CAMP AND       
JRNL        TITL 2 TRIP8B IN REGULATING HCN CHANNEL FUNCTION.                   
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 111 14577 2014              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   25197093                                                     
JRNL        DOI    10.1073/PNAS.1410389111                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : AMBER 12, CYANA                                      
REMARK   3   AUTHORS     : CASE, DARDEN, CHEATHAM, III, SIMMERLING, WANG,       
REMARK   3                 DUKE, LUO, ... AND KOLLMAN (AMBER), GUNTERT,         
REMARK   3                 MUMENTHALER AND WUTHRICH (CYANA)                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2MPF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-MAY-14.                  
REMARK 100 THE RCSB ID CODE IS RCSB103892.                                      
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 7.0                                
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 1 MM [U-15N] HCN2 CNBD, 20 MM      
REMARK 210                                   POTASSIUM PHOSPHATE, 150 MM        
REMARK 210                                   POTASSIUM CHLORIDE, 90% H2O/10%    
REMARK 210                                   D2O; 1 MM [U-13C; U-15N] HCN2      
REMARK 210                                   CNBD, 20 MM POTASSIUM PHOSPHATE,   
REMARK 210                                   150 MM POTASSIUM CHLORIDE, 90%     
REMARK 210                                   H2O/10% D2O; 1 MM HCN2 CNBD, 20    
REMARK 210                                   MM POTASSIUM PHOSPHATE, 150 MM     
REMARK 210                                   POTASSIUM CHLORIDE, 90% H2O/10%    
REMARK 210                                   D2O                                
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D 1H-15N HSQC; 2D 1H-13C HSQC;    
REMARK 210                                   3D CBCA(CO)NH; 3D HNCO; 3D         
REMARK 210                                   HNCACB; 3D 1H-15N NOESY; 3D 1H-    
REMARK 210                                   13C NOESY; 3D HCCH-TOCSY; 2D 1H-   
REMARK 210                                   1H NOESY; 2D 1H-1H TOCSY           
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 800 MHZ; 900 MHZ          
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : TOPSPIN 2.1, CARA 1.8, CYANA       
REMARK 210                                   2.1, CING, PSVS, CANDID            
REMARK 210   METHOD USED                   : TORSION ANGLE DYNAMICS,            
REMARK 210                                   MOLECULAR DYNAMICS                 
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 500                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : TARGET FUNCTION                    
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                   
REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                            
REMARK 465   MODELS 1-20                                                        
REMARK 465     RES C SSSEQI                                                     
REMARK 465     GLY A   515                                                      
REMARK 465     PRO A   516                                                      
REMARK 465     SER A   517                                                      
REMARK 465     SER A   518                                                      
REMARK 465     PRO A   519                                                      
REMARK 465     MET A   520                                                      
REMARK 465     GLU A   521                                                      
REMARK 465     LEU A   522                                                      
REMARK 465     ASN A   523                                                      
REMARK 465     GLY A   524                                                      
REMARK 465     PRO A   525                                                      
REMARK 465     LEU A   526                                                      
REMARK 465     ARG A   527                                                      
REMARK 465     GLU A   528                                                      
REMARK 465     GLU A   529                                                      
REMARK 465     ILE A   530                                                      
REMARK 465     VAL A   531                                                      
REMARK 465     ASN A   532                                                      
REMARK 465     PHE A   533                                                      
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  1 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -12.4 DEGREES          
REMARK 500  1 ARG A 615   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500  1 ARG A 618   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  1 ARG A 623   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500  1 ARG A 629   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500  1 VAL A 635   CG1 -  CB  -  CG2 ANGL. DEV. = -10.5 DEGREES          
REMARK 500  1 ARG A 649   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500  1 ARG A 650   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  1 ARG A 662   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  2 ARG A 536   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500  2 ARG A 573   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500  2 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -12.0 DEGREES          
REMARK 500  2 ARG A 618   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  2 ARG A 623   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  2 ARG A 629   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  2 ARG A 649   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  2 ARG A 650   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  2 ARG A 662   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  3 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -11.6 DEGREES          
REMARK 500  3 ARG A 617   NE  -  CZ  -  NH1 ANGL. DEV. =   5.4 DEGREES          
REMARK 500  3 ARG A 618   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500  3 ARG A 629   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  3 ARG A 649   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  3 ARG A 650   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500  4 ARG A 536   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500  4 ARG A 573   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  4 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -12.5 DEGREES          
REMARK 500  4 ARG A 615   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500  4 ARG A 617   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500  4 ARG A 618   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500  4 ARG A 650   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  5 ARG A 573   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500  5 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -12.4 DEGREES          
REMARK 500  5 ARG A 615   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500  5 ARG A 617   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500  5 ARG A 629   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  5 VAL A 635   CG1 -  CB  -  CG2 ANGL. DEV. = -12.4 DEGREES          
REMARK 500  5 ARG A 649   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500  5 ARG A 650   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  5 ARG A 659   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500  6 VAL A 591   CG1 -  CB  -  CG2 ANGL. DEV. = -12.4 DEGREES          
REMARK 500  6 ARG A 615   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500  6 ARG A 617   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500  6 ARG A 623   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500  6 ARG A 629   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500  6 VAL A 635   CG1 -  CB  -  CG2 ANGL. DEV. = -11.0 DEGREES          
REMARK 500  6 ARG A 659   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500  6 ARG A 662   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500  7 ARG A 536   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  7 ARG A 573   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     156 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500  1 CYS A 535       38.60    -73.42                                   
REMARK 500  1 HIS A 586      118.59   -161.74                                   
REMARK 500  1 ASN A 596     -139.95   -140.99                                   
REMARK 500  1 TYR A 627       98.76    -65.25                                   
REMARK 500  1 ILE A 663       88.78    -33.90                                   
REMARK 500  1 SER A 668      -72.08   -125.46                                   
REMARK 500  1 LEU A 670       57.70    -91.86                                   
REMARK 500  2 CYS A 535       42.66    -77.62                                   
REMARK 500  2 ASN A 596     -121.98   -133.37                                   
REMARK 500  3 ASN A 596     -149.08   -141.66                                   
REMARK 500  3 LEU A 612      -55.11     71.99                                   
REMARK 500  3 PRO A 646       -8.60    -59.62                                   
REMARK 500  3 ASP A 661      162.28     62.68                                   
REMARK 500  3 ILE A 663      137.55     60.56                                   
REMARK 500  4 ASN A 596     -153.90   -137.74                                   
REMARK 500  4 GLU A 609      168.14     55.22                                   
REMARK 500  4 TYR A 627       98.01    -62.39                                   
REMARK 500  4 SER A 668     -145.72   -134.26                                   
REMARK 500  5 ASN A 596     -147.78   -125.83                                   
REMARK 500  5 ILE A 610       99.72     37.68                                   
REMARK 500  5 CYS A 611     -114.69   -125.70                                   
REMARK 500  5 LEU A 612      -75.30     46.14                                   
REMARK 500  5 ILE A 663      153.75     49.26                                   
REMARK 500  5 LYS A 666       44.91    -73.75                                   
REMARK 500  6 ASN A 596     -145.17   -136.04                                   
REMARK 500  6 GLU A 609      -36.14     59.87                                   
REMARK 500  6 ILE A 663     -105.50     54.69                                   
REMARK 500  7 THR A 576      179.30     69.24                                   
REMARK 500  7 ASN A 596     -138.04   -137.17                                   
REMARK 500  7 ILE A 663      138.13     48.87                                   
REMARK 500  8 ASN A 596     -157.51   -133.19                                   
REMARK 500  8 GLU A 609     -142.77     43.26                                   
REMARK 500  8 CYS A 611     -153.13     57.73                                   
REMARK 500  8 LEU A 612      -74.10     55.41                                   
REMARK 500  8 ASP A 661     -129.23     46.11                                   
REMARK 500  8 LYS A 665       78.84     47.65                                   
REMARK 500  9 GLU A 574      152.17    -41.69                                   
REMARK 500  9 ASN A 596     -154.80   -122.22                                   
REMARK 500  9 GLU A 609       -3.52     58.86                                   
REMARK 500  9 ILE A 610      108.54    -56.84                                   
REMARK 500  9 ASP A 661      177.35     63.47                                   
REMARK 500  9 ILE A 663      -48.07     66.03                                   
REMARK 500 10 ASN A 596     -155.94   -132.61                                   
REMARK 500 10 GLU A 609     -153.62     58.35                                   
REMARK 500 10 LEU A 612      -70.63     63.04                                   
REMARK 500 10 TYR A 627      103.85    -59.26                                   
REMARK 500 10 LEU A 660        7.67    -60.84                                   
REMARK 500 10 LYS A 665        8.64    -65.12                                   
REMARK 500 11 ALA A 540        0.41    -67.05                                   
REMARK 500 11 ASN A 596     -148.23   -137.49                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     109 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 SER A  590     VAL A  591          1      -140.62                    
REMARK 500 GLY A  595     ASN A  596          1      -146.75                    
REMARK 500 MET A  599     LYS A  600          1       140.65                    
REMARK 500 SER A  590     VAL A  591          2      -142.34                    
REMARK 500 GLY A  595     ASN A  596          2      -144.70                    
REMARK 500 ASN A  596     LYS A  597          2      -148.99                    
REMARK 500 MET A  599     LYS A  600          2       141.55                    
REMARK 500 ILE A  572     ARG A  573          3       144.01                    
REMARK 500 SER A  590     VAL A  591          3      -139.02                    
REMARK 500 GLY A  595     ASN A  596          3      -141.86                    
REMARK 500 MET A  599     LYS A  600          3       138.45                    
REMARK 500 SER A  590     VAL A  591          4      -142.56                    
REMARK 500 MET A  599     LYS A  600          4       139.76                    
REMARK 500 SER A  590     VAL A  591          5      -142.04                    
REMARK 500 SER A  590     VAL A  591          6      -138.41                    
REMARK 500 GLY A  595     ASN A  596          6      -147.01                    
REMARK 500 MET A  599     LYS A  600          6       145.94                    
REMARK 500 SER A  590     VAL A  591          7      -137.82                    
REMARK 500 GLY A  595     ASN A  596          7      -146.62                    
REMARK 500 LEU A  613     THR A  614          7      -145.90                    
REMARK 500 ARG A  662     ILE A  663          7       149.11                    
REMARK 500 GLY A  595     ASN A  596          8      -144.84                    
REMARK 500 SER A  590     VAL A  591          9      -139.07                    
REMARK 500 THR A  593     LYS A  594          9      -148.56                    
REMARK 500 GLY A  595     ASN A  596          9      -141.33                    
REMARK 500 MET A  599     LYS A  600          9       136.39                    
REMARK 500 PHE A  607     GLY A  608          9       149.80                    
REMARK 500 GLY A  595     ASN A  596         10      -147.96                    
REMARK 500 SER A  590     VAL A  591         11      -142.71                    
REMARK 500 GLY A  595     ASN A  596         11      -142.49                    
REMARK 500 MET A  599     LYS A  600         11       140.91                    
REMARK 500 PHE A  607     GLY A  608         11       142.15                    
REMARK 500 SER A  590     VAL A  591         12      -140.18                    
REMARK 500 MET A  599     LYS A  600         12       142.05                    
REMARK 500 ILE A  610     CYS A  611         12       147.94                    
REMARK 500 SER A  590     VAL A  591         13      -136.99                    
REMARK 500 GLY A  595     ASN A  596         13      -143.48                    
REMARK 500 MET A  599     LYS A  600         13       134.53                    
REMARK 500 GLY A  608     GLU A  609         13       148.01                    
REMARK 500 SER A  590     VAL A  591         14      -142.98                    
REMARK 500 GLY A  595     ASN A  596         14      -145.99                    
REMARK 500 ILE A  610     CYS A  611         14       127.20                    
REMARK 500 GLY A  595     ASN A  596         15      -145.80                    
REMARK 500 SER A  590     VAL A  591         16      -142.12                    
REMARK 500 LEU A  592     THR A  593         16       141.62                    
REMARK 500 GLY A  595     ASN A  596         16      -141.07                    
REMARK 500 LYS A  597     GLU A  598         16       146.20                    
REMARK 500 MET A  599     LYS A  600         16       149.94                    
REMARK 500 SER A  590     VAL A  591         17      -141.10                    
REMARK 500 GLY A  595     ASN A  596         17      -144.53                    
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      54 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500  1 TYR A 606         0.10    SIDE CHAIN                              
REMARK 500  2 TYR A 606         0.07    SIDE CHAIN                              
REMARK 500  3 TYR A 582         0.07    SIDE CHAIN                              
REMARK 500  3 TYR A 631         0.09    SIDE CHAIN                              
REMARK 500  3 TYR A 645         0.07    SIDE CHAIN                              
REMARK 500  4 TYR A 606         0.07    SIDE CHAIN                              
REMARK 500  5 TYR A 645         0.11    SIDE CHAIN                              
REMARK 500  5 ARG A 649         0.10    SIDE CHAIN                              
REMARK 500  7 PHE A 545         0.09    SIDE CHAIN                              
REMARK 500  8 ARG A 649         0.08    SIDE CHAIN                              
REMARK 500  9 PHE A 545         0.08    SIDE CHAIN                              
REMARK 500 10 TYR A 606         0.07    SIDE CHAIN                              
REMARK 500 11 PHE A 545         0.08    SIDE CHAIN                              
REMARK 500 15 TYR A 582         0.09    SIDE CHAIN                              
REMARK 500 17 PHE A 545         0.08    SIDE CHAIN                              
REMARK 500 20 ARG A 629         0.08    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 19977   RELATED DB: BMRB                                 
DBREF  2MPF A  521   672  UNP    Q9UL51   HCN2_HUMAN     521    672             
SEQADV 2MPF GLY A  515  UNP  Q9UL51              EXPRESSION TAG                 
SEQADV 2MPF PRO A  516  UNP  Q9UL51              EXPRESSION TAG                 
SEQADV 2MPF SER A  517  UNP  Q9UL51              EXPRESSION TAG                 
SEQADV 2MPF SER A  518  UNP  Q9UL51              EXPRESSION TAG                 
SEQADV 2MPF PRO A  519  UNP  Q9UL51              EXPRESSION TAG                 
SEQADV 2MPF MET A  520  UNP  Q9UL51              EXPRESSION TAG                 
SEQRES   1 A  158  GLY PRO SER SER PRO MET GLU LEU ASN GLY PRO LEU ARG          
SEQRES   2 A  158  GLU GLU ILE VAL ASN PHE ASN CYS ARG LYS LEU VAL ALA          
SEQRES   3 A  158  SER MET PRO LEU PHE ALA ASN ALA ASP PRO ASN PHE VAL          
SEQRES   4 A  158  THR ALA MET LEU THR LYS LEU LYS PHE GLU VAL PHE GLN          
SEQRES   5 A  158  PRO GLY ASP TYR ILE ILE ARG GLU GLY THR ILE GLY LYS          
SEQRES   6 A  158  LYS MET TYR PHE ILE GLN HIS GLY VAL VAL SER VAL LEU          
SEQRES   7 A  158  THR LYS GLY ASN LYS GLU MET LYS LEU SER ASP GLY SER          
SEQRES   8 A  158  TYR PHE GLY GLU ILE CYS LEU LEU THR ARG GLY ARG ARG          
SEQRES   9 A  158  THR ALA SER VAL ARG ALA ASP THR TYR CYS ARG LEU TYR          
SEQRES  10 A  158  SER LEU SER VAL ASP ASN PHE ASN GLU VAL LEU GLU GLU          
SEQRES  11 A  158  TYR PRO MET MET ARG ARG ALA PHE GLU THR VAL ALA ILE          
SEQRES  12 A  158  ASP ARG LEU ASP ARG ILE GLY LYS LYS ASN SER ILE LEU          
SEQRES  13 A  158  LEU HIS                                                      
HELIX    1   1 CYS A  535  ALA A  540  1                                   6    
HELIX    2   2 LEU A  544  ALA A  548  5                                   5    
HELIX    3   3 ASP A  549  MET A  556  1                                   8    
HELIX    4   4 LEU A  557  LEU A  560  5                                   4    
HELIX    5   5 SER A  634  GLU A  643  1                                  10    
HELIX    6   6 TYR A  645  ARG A  659  1                                  15    
SHEET    1   A 4 LYS A 561  PHE A 565  0                                        
SHEET    2   A 4 CYS A 628  LEU A 633 -1  O  SER A 632   N  LYS A 561           
SHEET    3   A 4 MET A 581  HIS A 586 -1  N  HIS A 586   O  ARG A 629           
SHEET    4   A 4 TYR A 606  PHE A 607 -1  O  PHE A 607   N  TYR A 582           
SHEET    1   B 4 TYR A 570  ILE A 572  0                                        
SHEET    2   B 4 SER A 621  ALA A 624 -1  O  VAL A 622   N  ILE A 571           
SHEET    3   B 4 VAL A 588  LEU A 592 -1  N  SER A 590   O  ARG A 623           
SHEET    4   B 4 GLU A 598  SER A 602 -1  O  MET A 599   N  VAL A 591           
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           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