HEADER    DNA BINDING PROTEIN/DNA                 19-MAY-97   1AKH              
TITLE     MAT A1/ALPHA2/DNA TERNARY COMPLEX                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA (5'-                                                   
COMPND   3 D(*TP*AP*CP*AP*TP*GP*TP*AP*AP*AP*AP*AP*TP*TP*TP*AP*C P*AP*TP*CP*A)-  
COMPND   4 3');                                                                 
COMPND   5 CHAIN: C;                                                            
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: DNA (5'-                                                   
COMPND   9 D(*TP*AP*TP*GP*AP*TP*GP*TP*AP*AP*AP*TP*TP*TP*TP*TP*A P*CP*AP*TP*G)-  
COMPND  10 3');                                                                 
COMPND  11 CHAIN: D;                                                            
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: PROTEIN (MATING-TYPE PROTEIN A-1);                         
COMPND  15 CHAIN: A;                                                            
COMPND  16 ENGINEERED: YES;                                                     
COMPND  17 MOL_ID: 4;                                                           
COMPND  18 MOLECULE: PROTEIN (MATING-TYPE PROTEIN ALPHA-2);                     
COMPND  19 CHAIN: B;                                                            
COMPND  20 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 SYNTHETIC: YES;                                                      
SOURCE   5 MOL_ID: 3;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   7 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   8 ORGANISM_TAXID: 4932;                                                
SOURCE   9 GENE: MAT A1 RESIDUES 66 - 126;                                      
SOURCE  10 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  11 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  12 EXPRESSION_SYSTEM_VECTOR_TYPE: T7 PROMOTOR;                          
SOURCE  13 EXPRESSION_SYSTEM_PLASMID: PMS-K66;                                  
SOURCE  14 EXPRESSION_SYSTEM_GENE: MAT A1 RESIDUES 66 - 126;                    
SOURCE  15 MOL_ID: 4;                                                           
SOURCE  16 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE  17 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE  18 ORGANISM_TAXID: 4932;                                                
SOURCE  19 GENE: MAT ALPHA2 RESIDUES 128 - 210;                                 
SOURCE  20 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  21 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  22 EXPRESSION_SYSTEM_VECTOR_TYPE: TAC PROMOTER;                         
SOURCE  23 EXPRESSION_SYSTEM_PLASMID: PAV105;                                   
SOURCE  24 EXPRESSION_SYSTEM_GENE: MAT ALPHA2 RESIDUES 128 - 210                
KEYWDS    COMPLEX (TWO DNA-BINDING PROTEINS-DNA), COMPLEX, DNA-BINDING PROTEIN, 
KEYWDS   2 DNA, TRANSCRIPTION REGULATION, DNA BINDING PROTEIN-DNA COMPLEX       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.LI,Y.JIN,A.K.VERSHON,C.WOLBERGER                                    
REVDAT   3   02-AUG-23 1AKH    1       SEQADV                                   
REVDAT   2   24-FEB-09 1AKH    1       VERSN                                    
REVDAT   1   20-MAY-98 1AKH    0                                                
JRNL        AUTH   T.LI,Y.JIN,A.K.VERSHON,C.WOLBERGER                           
JRNL        TITL   CRYSTAL STRUCTURE OF THE MATA1/MATALPHA2 HOMEODOMAIN         
JRNL        TITL 2 HETERODIMER IN COMPLEX WITH DNA CONTAINING AN A-TRACT.       
JRNL        REF    NUCLEIC ACIDS RES.            V.  26  5707 1998              
JRNL        REFN                   ISSN 0305-1048                               
JRNL        PMID   9838003                                                      
JRNL        DOI    10.1093/NAR/26.24.5707                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   T.LI,M.STARK,A.D.JOHNSON,C.WOLBERGER                         
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION STUDIES OF 
REMARK   1  TITL 2 AN A1/ALPHA 2/DNA TERNARY COMPLEX                            
REMARK   1  REF    PROTEINS                      V.  21   161 1995              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   T.LI,M.R.STARK,A.D.JOHNSON,C.WOLBERGER                       
REMARK   1  TITL   CRYSTAL STRUCTURE OF THE MATA1/MAT ALPHA 2 HOMEODOMAIN       
REMARK   1  TITL 2 HETERODIMER BOUND TO DNA                                     
REMARK   1  REF    SCIENCE                       V. 270   262 1995              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   T.LI,M.R.STARK,A.D.JOHNSON,C.WOLBERGER                       
REMARK   1  TITL   ERRATUM. CRYSTAL STRUCTURE OF THE MATA1/MAT ALPHA 2          
REMARK   1  TITL 2 HOMEODOMAIN HETERODIMER BOUND TO DNA                         
REMARK   1  REF    SCIENCE                       V. 270  1105 1995              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.0                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 12913                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.302                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.008                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.58                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 935                          
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3240                       
REMARK   3   BIN FREE R VALUE                    : 0.3890                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 1                            
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.040                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 999                                     
REMARK   3   NUCLEIC ACID ATOMS       : 855                                     
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 51                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.70                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.30                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 6.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.014                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.870                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : RNA-DNA.PARM                                   
REMARK   3  PARAMETER FILE  3  : PARAM11.INT                                    
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH19.PEP                                     
REMARK   3  TOPOLOGY FILE  3   : RNA-DNA.TOP                                    
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1AKH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB.                                
REMARK 100 THE DEPOSITION ID IS D_1000170928.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : MAY-95                             
REMARK 200  TEMPERATURE           (KELVIN) : 94.00                              
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 3                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : SILICON CRYSTAL                    
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : R-AXIS                             
REMARK 200  DATA SCALING SOFTWARE          : R-AXIS                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15656                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 83.6                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : 0.05400                            
REMARK 200  R SYM                      (I) : 7.40000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.48                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 67.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR 3.0                                            
REMARK 200 STARTING MODEL: PDB ENTRY 1YRN                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 67.60                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.78                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM HEPES PH 7.0, 20MM CACL2, 5MM      
REMARK 280  [CO(NH3)6]CL3., VAPOR DIFFUSION, HANGING DROP, TEMPERATURE          
REMARK 280  295.00K                                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       15.08333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       30.16667            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       22.62500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       37.70833            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000        7.54167            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
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: C, D, A, B                            
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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     LYS A    66                                                      
REMARK 465     LYS A    67                                                      
REMARK 465     GLU A    68                                                      
REMARK 465     LYS A    69                                                      
REMARK 465     SER A    70                                                      
REMARK 465     PRO A    71                                                      
REMARK 465     LYS A    72                                                      
REMARK 465     GLY A    73                                                      
REMARK 465     LYS A    74                                                      
REMARK 465     SER A    75                                                      
REMARK 465     SER A    76                                                      
REMARK 465     LYS A   126                                                      
REMARK 465     ALA B   206                                                      
REMARK 465     LYS B   207                                                      
REMARK 465     LYS B   208                                                      
REMARK 465     LYS B   209                                                      
REMARK 465     GLU B   210                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A  87    CG   CD   OE1  OE2                                  
REMARK 470     ARG A  90    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 101    CG   CD   OE1  OE2                                  
REMARK 470     SER A 125    OG                                                  
REMARK 470     GLU B 139    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 150    CG   CD   CE   NZ                                   
REMARK 470     GLU B 153    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 160    CG   CD   CE   NZ                                   
REMARK 470     GLU B 163    CG   CD   OE1  OE2                                  
REMARK 470     ASN B 164    CG   OD1  ND2                                       
REMARK 470     LYS B 167    CG   CD   CE   NZ                                   
REMARK 470     ILE B 190    CG1  CG2  CD1                                       
REMARK 470     ASP B 198    CG   OD1  OD2                                       
REMARK 470     SER B 201    OG                                                  
REMARK 470     GLU B 203    CG   CD   OE1  OE2                                  
REMARK 470     LEU B 205    CG   CD1  CD2                                       
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     DT D  24   O5' -  P   -  OP2 ANGL. DEV. =   7.4 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    TYR B 131      169.35    177.14                                   
REMARK 500    PRO B 155       43.88    -62.48                                   
REMARK 500    THR B 169      -27.01   -176.66                                   
REMARK 500    PRO B 204       89.07     -8.62                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1AKH A   66   126  UNP    P01366   MATA1_YEAST     66    126             
DBREF  1AKH B  128   210  UNP    Q6B2C0   MTAL2_YEAST    128    210             
DBREF  1AKH C    1    21  PDB    1AKH     1AKH             1     21             
DBREF  1AKH D   22    42  PDB    1AKH     1AKH            22     42             
SEQADV 1AKH GLU A   87  UNP  P01366    GLN    87 CONFLICT                       
SEQRES   1 C   21   DT  DA  DC  DA  DT  DG  DT  DA  DA  DA  DA  DA  DT          
SEQRES   2 C   21   DT  DT  DA  DC  DA  DT  DC  DA                              
SEQRES   1 D   21   DT  DA  DT  DG  DA  DT  DG  DT  DA  DA  DA  DT  DT          
SEQRES   2 D   21   DT  DT  DT  DA  DC  DA  DT  DG                              
SEQRES   1 A   61  LYS LYS GLU LYS SER PRO LYS GLY LYS SER SER ILE SER          
SEQRES   2 A   61  PRO GLN ALA ARG ALA PHE LEU GLU GLU VAL PHE ARG ARG          
SEQRES   3 A   61  LYS GLN SER LEU ASN SER LYS GLU LYS GLU GLU VAL ALA          
SEQRES   4 A   61  LYS LYS CYS GLY ILE THR PRO LEU GLN VAL ARG VAL TRP          
SEQRES   5 A   61  PHE ILE ASN LYS ARG MET ARG SER LYS                          
SEQRES   1 B   83  THR LYS PRO TYR ARG GLY HIS ARG PHE THR LYS GLU ASN          
SEQRES   2 B   83  VAL ARG ILE LEU GLU SER TRP PHE ALA LYS ASN ILE GLU          
SEQRES   3 B   83  ASN PRO TYR LEU ASP THR LYS GLY LEU GLU ASN LEU MET          
SEQRES   4 B   83  LYS ASN THR SER LEU SER ARG ILE GLN ILE LYS ASN TRP          
SEQRES   5 B   83  VAL SER ASN ARG ARG ARG LYS GLU LYS THR ILE THR ILE          
SEQRES   6 B   83  ALA PRO GLU LEU ALA ASP LEU LEU SER GLY GLU PRO LEU          
SEQRES   7 B   83  ALA LYS LYS LYS GLU                                          
FORMUL   5  HOH   *51(H2 O)                                                     
HELIX    1   1 SER A   78  LYS A   92  1                                  15    
HELIX    2   2 ASN A   96  GLY A  108  1                                  13    
HELIX    3   3 THR A  110  SER A  125  1                                  16    
HELIX    4   4 THR B  137  ASN B  151  1                                  15    
HELIX    5   5 ASP B  158  ASN B  168  1                                  11    
HELIX    6   6 SER B  172  ILE B  190  1                                  19    
HELIX    7   7 ALA B  193  GLY B  202  1                                  10    
CRYST1  132.250  132.250   45.250  90.00  90.00 120.00 P 61          6          
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      0.007561  0.004366  0.000000        0.00000                         
SCALE2      0.000000  0.008731  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.022099        0.00000