HEADER    TRANSPORT PROTEIN                       21-NOV-13   2MHF              
TITLE     SOLUTION STRUCTURE OF THE CYCLIC-NUCLEOTIDE BINDING HOMOLOGY DOMAIN OF
TITLE    2 A KCNH CHANNEL                                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: UNCHARACTERIZED PROTEIN;                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 556-689;                                      
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: DANIO RERIO;                                    
SOURCE   3 ORGANISM_COMMON: LEOPARD DANIO, ZEBRA DANIO, ZEBRA FISH;             
SOURCE   4 ORGANISM_TAXID: 7955;                                                
SOURCE   5 GENE: KCNH3;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21DE3;                                   
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: VECTOR;                               
SOURCE  10 EXPRESSION_SYSTEM_VECTOR: PET29B                                     
KEYWDS    KCNH, DYNAMICS, ION CHANNEL, NUCLEOTIDE BINDING DOMAIN, TRANSPORT     
KEYWDS   2 PROTEIN                                                              
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    Q.LI,H.NG                                                             
REVDAT   3   15-MAY-24 2MHF    1       REMARK                                   
REVDAT   2   24-AUG-22 2MHF    1       JRNL   REMARK SEQADV                     
REVDAT   1   02-APR-14 2MHF    0                                                
JRNL        AUTH   Q.LI,H.Q.NG,H.S.YOON,C.KANG                                  
JRNL        TITL   SOLUTION STRUCTURE OF THE CYCLIC-NUCLEOTIDE BINDING HOMOLOGY 
JRNL        TITL 2 DOMAIN OF A KCNH CHANNEL.                                    
JRNL        REF    J.STRUCT.BIOL.                V. 186    68 2014              
JRNL        REFN                   ESSN 1095-8657                               
JRNL        PMID   24632450                                                     
JRNL        DOI    10.1016/J.JSB.2014.03.008                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CYANA, X-PLOR-NIH                                    
REMARK   3   AUTHORS     : GUNTERT, MUMENTHALER AND WUTHRICH (CYANA)            
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: STARTED WITH AN EXTENDED STRUCTURE.       
REMARK   3  FINAL STRUCTURES ARE ENERGY MINIMIZED.                              
REMARK   4                                                                      
REMARK   4 2MHF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-DEC-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000103619.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 298                                
REMARK 210  PH                             : 6.5                                
REMARK 210  IONIC STRENGTH                 : 150                                
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : 20 MM SODIUM PHOSPHATE-1, 150 MM   
REMARK 210                                   SODIUM CHLORIDE-2, 1 MM DTT-3,     
REMARK 210                                   0.2-0.8 MM [U-100% 15N] PROTEIN-   
REMARK 210                                   4, 90% H2O/10% D2O; 0.2-0.8 MM     
REMARK 210                                   [U-100% 13C; U-100% 15N] PROTEIN-  
REMARK 210                                   5, 20 MM SODIUM PHOSPHATE-6, 150   
REMARK 210                                   MM SODIUM CHLORIDE-7, 1 MM DTT-8,  
REMARK 210                                   90% H2O/10% D2O; 0.2-0.8 MM [U-    
REMARK 210                                   100% 13C; U-100% 15N] PROTEIN-9,   
REMARK 210                                   20 MM SODIUM PHOSPHATE-10, 150     
REMARK 210                                   MM SODIUM CHLORIDE-11, 1 MM DTT-   
REMARK 210                                   12, 100% D2O                       
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D 1H-15N HSQC; 3D HNCACB; 3D      
REMARK 210                                   CBCA(CO)NH; 3D C(CO)NH; 3D H(CCO)  
REMARK 210                                   NH; 3D HNCO; 3D 1H-13C NOESY       
REMARK 210                                   ALIPHATIC; 3D 1H-15N NOESY; 3D     
REMARK 210                                   HCCH-COSY                          
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 700 MHZ                   
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : X-PLOR-NIH, NMRPIPE, NMRVIEW       
REMARK 210   METHOD USED                   : SIMULATED ANNEALING                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 60                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LOWEST         
REMARK 210                                   ENERGY                             
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     LEU A   136                                                      
REMARK 465     GLU A   137                                                      
REMARK 465     HIS A   138                                                      
REMARK 465     HIS A   139                                                      
REMARK 465     HIS A   140                                                      
REMARK 465     HIS A   141                                                      
REMARK 465     HIS A   142                                                      
REMARK 465     HIS A   143                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   H    GLY A    34     O    ALA A    92              1.51            
REMARK 500   H    GLY A    41     O    THR A    86              1.54            
REMARK 500   O    PHE A    11     H    ALA A    14              1.55            
REMARK 500   OE1  GLN A   125     H    HIS A   126              1.56            
REMARK 500   O    LEU A     5     H    GLN A     7              1.57            
REMARK 500   HZ1  LYS A    59     O    ASN A    87              1.58            
REMARK 500   H    ARG A    39     OD2  ASP A    42              1.58            
REMARK 500   O    CYS A    18     OG   SER A    21              2.11            
REMARK 500   O    SER A    29     O    LEU A    98              2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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  8 TYR A  48   CB  -  CG  -  CD2 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500 10 TYR A  48   CB  -  CG  -  CD2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500 19 TYR A  48   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
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 ASN A   2     -177.52   -173.64                                   
REMARK 500  1 LEU A   6       15.27    -52.56                                   
REMARK 500  1 ARG A  16      -19.37    -46.77                                   
REMARK 500  1 GLN A  40      127.06     -9.75                                   
REMARK 500  1 ASN A  61       -8.06     67.34                                   
REMARK 500  1 GLU A  81       93.22     20.83                                   
REMARK 500  1 LEU A 128      108.93    -38.81                                   
REMARK 500  2 ASN A   2     -170.94   -177.74                                   
REMARK 500  2 LYS A   3      -32.89   -173.59                                   
REMARK 500  2 LEU A   6        6.39    -52.26                                   
REMARK 500  2 PRO A   9      -16.24    -42.98                                   
REMARK 500  2 ARG A  16      -19.52    -46.11                                   
REMARK 500  2 GLN A  40      125.66     -7.21                                   
REMARK 500  2 ASN A  61       -7.47     66.82                                   
REMARK 500  2 SER A  77       41.53     71.16                                   
REMARK 500  2 LEU A  78       -8.74    -51.87                                   
REMARK 500  2 GLU A  81       93.51     20.75                                   
REMARK 500  3 LEU A   6       13.54    -52.63                                   
REMARK 500  3 PRO A   9      -16.28    -42.99                                   
REMARK 500  3 ARG A  16      -19.40    -46.30                                   
REMARK 500  3 GLN A  40      128.51     -7.08                                   
REMARK 500  3 ASP A  42     -177.75    -69.13                                   
REMARK 500  3 SER A  52      139.19   -170.92                                   
REMARK 500  3 ASN A  61      -14.51     66.87                                   
REMARK 500  3 ASP A  76     -170.16    -62.07                                   
REMARK 500  3 GLU A  81       90.94    -20.76                                   
REMARK 500  3 LEU A 128      106.40    -37.65                                   
REMARK 500  4 LYS A   3      143.38     58.99                                   
REMARK 500  4 LEU A   6       16.02    -53.30                                   
REMARK 500  4 ARG A  16      -18.96    -45.77                                   
REMARK 500  4 GLN A  40      125.31     -5.55                                   
REMARK 500  4 ASN A  61       -5.36     66.90                                   
REMARK 500  4 ASP A  76     -169.35    -78.68                                   
REMARK 500  4 SER A  77       39.99     70.53                                   
REMARK 500  4 GLU A  81       93.81     20.94                                   
REMARK 500  5 ASN A   2     -135.43    -69.29                                   
REMARK 500  5 LEU A   6       12.52    -53.27                                   
REMARK 500  5 PRO A   9      -16.93    -42.87                                   
REMARK 500  5 ARG A  16      -18.75    -46.18                                   
REMARK 500  5 GLN A  40      127.51     -7.64                                   
REMARK 500  5 ASN A  61      -15.02     66.51                                   
REMARK 500  5 ASP A  71      165.80    -48.27                                   
REMARK 500  5 LEU A  78      -11.99    -48.78                                   
REMARK 500  5 LYS A  80       30.85    -83.79                                   
REMARK 500  5 GLU A  81     -143.93     23.49                                   
REMARK 500  5 GLN A  82      124.30     22.35                                   
REMARK 500  6 LYS A   3     -161.36   -121.04                                   
REMARK 500  6 LEU A   6       13.06    -54.00                                   
REMARK 500  6 PRO A   9      -14.89    -42.96                                   
REMARK 500  6 ARG A  16      -19.41    -46.02                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     196 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 19621   RELATED DB: BMRB                                 
DBREF  2MHF A    2   135  UNP    F1QQX6   F1QQX6_DANRE   556    689             
SEQADV 2MHF MET A    1  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF LEU A  136  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF GLU A  137  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  138  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  139  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  140  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  141  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  142  UNP  F1QQX6              EXPRESSION TAG                 
SEQADV 2MHF HIS A  143  UNP  F1QQX6              EXPRESSION TAG                 
SEQRES   1 A  143  MET ASN LYS GLU LEU LEU GLN LEU PRO LEU PHE GLU SER          
SEQRES   2 A  143  ALA SER ARG GLY CYS LEU ARG SER LEU SER LEU ILE ILE          
SEQRES   3 A  143  LYS THR SER PHE CYS ALA PRO GLY GLU PHE LEU ILE ARG          
SEQRES   4 A  143  GLN GLY ASP ALA LEU GLN ALA ILE TYR PHE VAL CYS SER          
SEQRES   5 A  143  GLY SER MET GLU VAL LEU LYS ASP ASN THR VAL LEU ALA          
SEQRES   6 A  143  ILE LEU GLY LYS GLY ASP LEU ILE GLY SER ASP SER LEU          
SEQRES   7 A  143  THR LYS GLU GLN VAL ILE LYS THR ASN ALA ASN VAL LYS          
SEQRES   8 A  143  ALA LEU THR TYR CYS ASP LEU GLN TYR ILE SER LEU LYS          
SEQRES   9 A  143  GLY LEU ARG GLU VAL LEU ARG LEU TYR PRO GLU TYR ALA          
SEQRES  10 A  143  GLN LYS PHE VAL SER GLU ILE GLN HIS ASP LEU THR TYR          
SEQRES  11 A  143  ASN LEU ARG GLU GLY LEU GLU HIS HIS HIS HIS HIS HIS          
HELIX    1   1 LEU A    8  SER A   13  1                                   6    
HELIX    2   2 SER A   15  ILE A   25  1                                  11    
HELIX    3   3 LEU A  103  TYR A  113  1                                  11    
HELIX    4   4 TYR A  113  ILE A  124  1                                  12    
HELIX    5   5 GLN A  125  ASP A  127  5                                   3    
SHEET    1   A 4 ILE A  26  CYS A  31  0                                        
SHEET    2   A 4 ASN A  89  SER A 102 -1  O  LEU A  98   N  SER A  29           
SHEET    3   A 4 ALA A  46  LYS A  59 -1  N  GLU A  56   O  LYS A  91           
SHEET    4   A 4 THR A  62  GLY A  68 -1  O  THR A  62   N  LYS A  59           
SHEET    1   B 4 GLU A  35  ILE A  38  0                                        
SHEET    2   B 4 ASN A  89  SER A 102 -1  O  ALA A  92   N  GLU A  35           
SHEET    3   B 4 ALA A  46  LYS A  59 -1  N  GLU A  56   O  LYS A  91           
SHEET    4   B 4 LEU A  72  ILE A  73 -1  O  ILE A  73   N  TYR A  48           
SHEET    1   C 2 ASP A  42  LEU A  44  0                                        
SHEET    2   C 2 ILE A  84  THR A  86 -1  O  ILE A  84   N  LEU A  44           
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                         
MODEL        1