HEADER    HYDROLASE                               25-SEP-15   5ARL              
TITLE     CRYSTAL STRUCTURE OF PORCINE RNASE 4 D80A MUTANT IN COMPLEX WITH DCMP 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEASE 4;                                            
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 FRAGMENT: UNP RESIDUES 29-147;                                       
COMPND   5 SYNONYM: RNASE 4, RIBONUCLEASE PL3;                                  
COMPND   6 EC: 3.1.27.-;                                                        
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SUS SCROFA;                                     
SOURCE   3 ORGANISM_COMMON: PIG;                                                
SOURCE   4 ORGANISM_TAXID: 9823;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    RIBONUCLEASE 4, HYDROLASE, RNA DEGRADATION                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.LIANG,K.R.ACHARYA                                                   
REVDAT   4   13-NOV-24 5ARL    1       REMARK                                   
REVDAT   3   10-JAN-24 5ARL    1       REMARK                                   
REVDAT   2   23-MAR-16 5ARL    1       JRNL                                     
REVDAT   1   20-JAN-16 5ARL    0                                                
JRNL        AUTH   S.LIANG,K.R.ACHARYA                                          
JRNL        TITL   STRUCTURAL BASIS OF SUBSTRATE SPECIFICITY IN PORCINE RNASE   
JRNL        TITL 2 4.                                                           
JRNL        REF    FEBS J.                       V. 283   912 2016              
JRNL        REFN                   ISSN 1742-464X                               
JRNL        PMID   26748441                                                     
JRNL        DOI    10.1111/FEBS.13646                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.61 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0073                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.61                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 68.94                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 13322                          
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 + TEST SET) : 0.255                           
REMARK   3   R VALUE            (WORKING SET) : 0.252                           
REMARK   3   FREE R VALUE                     : 0.300                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 723                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.61                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.67                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 621                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 59.86                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3940                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 41                           
REMARK   3   BIN FREE R VALUE                    : 0.4480                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3864                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 80                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.11                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.89000                                             
REMARK   3    B22 (A**2) : 0.48000                                              
REMARK   3    B33 (A**2) : 0.07000                                              
REMARK   3    B12 (A**2) : -2.15000                                             
REMARK   3    B13 (A**2) : -2.18000                                             
REMARK   3    B23 (A**2) : 4.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.446         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.380         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.543        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.900                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.848                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4036 ; 0.011 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  3710 ; 0.006 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5436 ; 1.514 ; 1.931       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  8478 ; 1.136 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   478 ; 7.082 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   212 ;33.156 ;22.453       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   702 ;15.541 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    52 ;13.320 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   562 ; 0.078 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4570 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  1062 ; 0.005 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1924 ; 3.669 ; 4.388       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1923 ; 3.669 ; 4.388       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2398 ; 5.823 ; 6.572       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2112 ; 4.116 ; 4.764       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS. U VALUES REFINED INDIVIDUALLY                            
REMARK   4                                                                      
REMARK   4 5ARL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-SEP-15.                  
REMARK 100 THE DEPOSITION ID IS D_1290065170.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-AUG-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I02                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14168                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 6.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.5                               
REMARK 200  DATA REDUNDANCY                : 3.100                              
REMARK 200  R MERGE                    (I) : 0.10000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 27.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.72                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 65.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.41000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 10.70                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 5ARJ                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.79                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM CITRATE PH 5.6, 20 %        
REMARK 280  (V/V) 2-PROPANOL, 20 % (W/V) PEG 4000                               
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
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                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3, 4                                              
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C                                     
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 350                                                                      
REMARK 350 BIOMOLECULE: 4                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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     MET A   -14                                                      
REMARK 465     ALA A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     HIS A    -9                                                      
REMARK 465     HIS A    -8                                                      
REMARK 465     HIS A    -7                                                      
REMARK 465     VAL A    -6                                                      
REMARK 465     ASP A    -5                                                      
REMARK 465     ASP A    -4                                                      
REMARK 465     ASP A    -3                                                      
REMARK 465     ASP A    -2                                                      
REMARK 465     MET B   -14                                                      
REMARK 465     ALA B   -13                                                      
REMARK 465     HIS B   -12                                                      
REMARK 465     HIS B   -11                                                      
REMARK 465     HIS B   -10                                                      
REMARK 465     HIS B    -9                                                      
REMARK 465     HIS B    -8                                                      
REMARK 465     HIS B    -7                                                      
REMARK 465     VAL B    -6                                                      
REMARK 465     ASP B    -5                                                      
REMARK 465     ASP B    -4                                                      
REMARK 465     ASP B    -3                                                      
REMARK 465     ASP B    -2                                                      
REMARK 465     MET C   -14                                                      
REMARK 465     ALA C   -13                                                      
REMARK 465     HIS C   -12                                                      
REMARK 465     HIS C   -11                                                      
REMARK 465     HIS C   -10                                                      
REMARK 465     HIS C    -9                                                      
REMARK 465     HIS C    -8                                                      
REMARK 465     HIS C    -7                                                      
REMARK 465     VAL C    -6                                                      
REMARK 465     ASP C    -5                                                      
REMARK 465     ASP C    -4                                                      
REMARK 465     ASP C    -3                                                      
REMARK 465     ASP C    -2                                                      
REMARK 465     LYS C    -1                                                      
REMARK 465     MET D   -14                                                      
REMARK 465     ALA D   -13                                                      
REMARK 465     HIS D   -12                                                      
REMARK 465     HIS D   -11                                                      
REMARK 465     HIS D   -10                                                      
REMARK 465     HIS D    -9                                                      
REMARK 465     HIS D    -8                                                      
REMARK 465     HIS D    -7                                                      
REMARK 465     VAL D    -6                                                      
REMARK 465     ASP D    -5                                                      
REMARK 465     ASP D    -4                                                      
REMARK 465     ASP D    -3                                                      
REMARK 465     ASP D    -2                                                      
REMARK 465     LYS D    -1                                                      
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     LYS A  -1    CG   CD   CE   NZ                                   
REMARK 470     MET A   0    CG   SD   CE                                        
REMARK 470     LYS B  -1    CG   CD   CE   NZ                                   
REMARK 470     MET B   0    CG   SD   CE                                        
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    THR A  18      -31.79   -139.96                                   
REMARK 500    LYS A  33       36.73     70.08                                   
REMARK 500    THR A  35       21.07   -140.32                                   
REMARK 500    HIS A  37      -64.25    -96.48                                   
REMARK 500    HIS A  47       75.06   -104.26                                   
REMARK 500    HIS A 116      129.37   -174.00                                   
REMARK 500    THR B  18      -32.30   -141.00                                   
REMARK 500    LYS B  33       36.15     71.09                                   
REMARK 500    THR B  35       21.61   -142.65                                   
REMARK 500    HIS B  37      -63.64    -97.04                                   
REMARK 500    HIS B  47       74.45   -103.81                                   
REMARK 500    HIS B 116      129.44   -174.33                                   
REMARK 500    THR C  18      -31.55   -140.22                                   
REMARK 500    THR C  35       20.20   -140.25                                   
REMARK 500    HIS C  37      -63.32    -97.84                                   
REMARK 500    HIS C  47       75.75   -102.65                                   
REMARK 500    HIS C 116      126.24   -175.77                                   
REMARK 500    THR D  18      -31.23   -139.27                                   
REMARK 500    LYS D  33       36.27     70.93                                   
REMARK 500    HIS D  37      -64.04    -95.54                                   
REMARK 500    HIS D  47       76.02   -103.48                                   
REMARK 500    HIS D 116      130.15   -171.94                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM A 1120                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM B 1120                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM C 1120                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCM D 1120                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 5AR6   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF PORCINE RNASE 4                                 
REMARK 900 RELATED ID: 5ARJ   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF PORCINE RNASE 4 D80A MUTANT                     
REMARK 900 RELATED ID: 5ARK   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF PORCINE RNASE 4 IN COMPLEX WITH DUMP            
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE FIRST TWO ALA ARE FROM THE N-TERMINAL TAG. DUE TO THE            
REMARK 999 LACK OF SIDE CHAIN ELECTRON DENSITY, THE RESIDUES ARE                
REMARK 999 SHOWN AS ALA.                                                        
REMARK 999 THE FIRST MET IS FROM THE N-TERMINAL TAG.                            
DBREF  5ARL A    1   119  UNP    P15468   RNAS4_PIG       29    147             
DBREF  5ARL B    1   119  UNP    P15468   RNAS4_PIG       29    147             
DBREF  5ARL C    1   119  UNP    P15468   RNAS4_PIG       29    147             
DBREF  5ARL D    1   119  UNP    P15468   RNAS4_PIG       29    147             
SEQADV 5ARL MET A  -14  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA A  -13  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A  -12  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A  -11  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A  -10  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A   -9  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A   -8  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS A   -7  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL VAL A   -6  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP A   -5  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP A   -4  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP A   -3  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP A   -2  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL LYS A   -1  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL MET A    0  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA A   80  UNP  P15468    ASP   108 ENGINEERED MUTATION            
SEQADV 5ARL MET B  -14  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA B  -13  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B  -12  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B  -11  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B  -10  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B   -9  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B   -8  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS B   -7  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL VAL B   -6  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP B   -5  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP B   -4  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP B   -3  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP B   -2  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL LYS B   -1  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL MET B    0  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA B   80  UNP  P15468    ASP   108 ENGINEERED MUTATION            
SEQADV 5ARL MET C  -14  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA C  -13  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C  -12  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C  -11  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C  -10  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C   -9  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C   -8  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS C   -7  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL VAL C   -6  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP C   -5  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP C   -4  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP C   -3  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP C   -2  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL LYS C   -1  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL MET C    0  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA C   80  UNP  P15468    ASP   108 ENGINEERED MUTATION            
SEQADV 5ARL MET D  -14  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA D  -13  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D  -12  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D  -11  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D  -10  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D   -9  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D   -8  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL HIS D   -7  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL VAL D   -6  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP D   -5  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP D   -4  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP D   -3  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ASP D   -2  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL LYS D   -1  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL MET D    0  UNP  P15468              EXPRESSION TAG                 
SEQADV 5ARL ALA D   80  UNP  P15468    ASP   108 ENGINEERED MUTATION            
SEQRES   1 A  134  MET ALA HIS HIS HIS HIS HIS HIS VAL ASP ASP ASP ASP          
SEQRES   2 A  134  LYS MET GLN ASP ARG MET TYR GLN ARG PHE LEU ARG GLN          
SEQRES   3 A  134  HIS VAL ASP PRO ASP ALA THR GLY GLY ASN ASP ALA TYR          
SEQRES   4 A  134  CYS ASN LEU MET MET GLN ARG ARG LYS MET THR SER HIS          
SEQRES   5 A  134  TYR CYS LYS ARG PHE ASN THR PHE ILE HIS GLU ASP ILE          
SEQRES   6 A  134  TRP ASN ILE ARG SER ILE CYS SER THR SER ASN ILE GLN          
SEQRES   7 A  134  CYS LYS ASN GLY GLN MET ASN CYS HIS GLU GLY VAL VAL          
SEQRES   8 A  134  LYS VAL THR ALA CYS ARG GLU THR GLY SER SER ARG ALA          
SEQRES   9 A  134  PRO ASN CYS ARG TYR ARG ALA MET ALA SER THR ARG ARG          
SEQRES  10 A  134  VAL VAL ILE ALA CYS GLU GLY ASN PRO GLU VAL PRO VAL          
SEQRES  11 A  134  HIS PHE ASP LYS                                              
SEQRES   1 B  134  MET ALA HIS HIS HIS HIS HIS HIS VAL ASP ASP ASP ASP          
SEQRES   2 B  134  LYS MET GLN ASP ARG MET TYR GLN ARG PHE LEU ARG GLN          
SEQRES   3 B  134  HIS VAL ASP PRO ASP ALA THR GLY GLY ASN ASP ALA TYR          
SEQRES   4 B  134  CYS ASN LEU MET MET GLN ARG ARG LYS MET THR SER HIS          
SEQRES   5 B  134  TYR CYS LYS ARG PHE ASN THR PHE ILE HIS GLU ASP ILE          
SEQRES   6 B  134  TRP ASN ILE ARG SER ILE CYS SER THR SER ASN ILE GLN          
SEQRES   7 B  134  CYS LYS ASN GLY GLN MET ASN CYS HIS GLU GLY VAL VAL          
SEQRES   8 B  134  LYS VAL THR ALA CYS ARG GLU THR GLY SER SER ARG ALA          
SEQRES   9 B  134  PRO ASN CYS ARG TYR ARG ALA MET ALA SER THR ARG ARG          
SEQRES  10 B  134  VAL VAL ILE ALA CYS GLU GLY ASN PRO GLU VAL PRO VAL          
SEQRES  11 B  134  HIS PHE ASP LYS                                              
SEQRES   1 C  134  MET ALA HIS HIS HIS HIS HIS HIS VAL ASP ASP ASP ASP          
SEQRES   2 C  134  LYS MET GLN ASP ARG MET TYR GLN ARG PHE LEU ARG GLN          
SEQRES   3 C  134  HIS VAL ASP PRO ASP ALA THR GLY GLY ASN ASP ALA TYR          
SEQRES   4 C  134  CYS ASN LEU MET MET GLN ARG ARG LYS MET THR SER HIS          
SEQRES   5 C  134  TYR CYS LYS ARG PHE ASN THR PHE ILE HIS GLU ASP ILE          
SEQRES   6 C  134  TRP ASN ILE ARG SER ILE CYS SER THR SER ASN ILE GLN          
SEQRES   7 C  134  CYS LYS ASN GLY GLN MET ASN CYS HIS GLU GLY VAL VAL          
SEQRES   8 C  134  LYS VAL THR ALA CYS ARG GLU THR GLY SER SER ARG ALA          
SEQRES   9 C  134  PRO ASN CYS ARG TYR ARG ALA MET ALA SER THR ARG ARG          
SEQRES  10 C  134  VAL VAL ILE ALA CYS GLU GLY ASN PRO GLU VAL PRO VAL          
SEQRES  11 C  134  HIS PHE ASP LYS                                              
SEQRES   1 D  134  MET ALA HIS HIS HIS HIS HIS HIS VAL ASP ASP ASP ASP          
SEQRES   2 D  134  LYS MET GLN ASP ARG MET TYR GLN ARG PHE LEU ARG GLN          
SEQRES   3 D  134  HIS VAL ASP PRO ASP ALA THR GLY GLY ASN ASP ALA TYR          
SEQRES   4 D  134  CYS ASN LEU MET MET GLN ARG ARG LYS MET THR SER HIS          
SEQRES   5 D  134  TYR CYS LYS ARG PHE ASN THR PHE ILE HIS GLU ASP ILE          
SEQRES   6 D  134  TRP ASN ILE ARG SER ILE CYS SER THR SER ASN ILE GLN          
SEQRES   7 D  134  CYS LYS ASN GLY GLN MET ASN CYS HIS GLU GLY VAL VAL          
SEQRES   8 D  134  LYS VAL THR ALA CYS ARG GLU THR GLY SER SER ARG ALA          
SEQRES   9 D  134  PRO ASN CYS ARG TYR ARG ALA MET ALA SER THR ARG ARG          
SEQRES  10 D  134  VAL VAL ILE ALA CYS GLU GLY ASN PRO GLU VAL PRO VAL          
SEQRES  11 D  134  HIS PHE ASP LYS                                              
HET    DCM  A1120      20                                                       
HET    DCM  B1120      20                                                       
HET    DCM  C1120      20                                                       
HET    DCM  D1120      20                                                       
HETNAM     DCM 2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE                                
FORMUL   5  DCM    4(C9 H14 N3 O7 P)                                            
HELIX    1   1 MET A    0  VAL A   13  1                                  14    
HELIX    2   2 ASN A   21  ARG A   32  1                                  12    
HELIX    3   3 ASP A   49  SER A   55  1                                   7    
HELIX    4   4 ILE A   56  THR A   59  5                                   4    
HELIX    5   5 LYS B   -1  VAL B   13  1                                  15    
HELIX    6   6 ASN B   21  ARG B   32  1                                  12    
HELIX    7   7 ASP B   49  SER B   55  1                                   7    
HELIX    8   8 ILE B   56  THR B   59  5                                   4    
HELIX    9   9 MET C    0  VAL C   13  1                                  14    
HELIX   10  10 ASN C   21  ARG C   32  1                                  12    
HELIX   11  11 ASP C   49  SER C   55  1                                   7    
HELIX   12  12 ILE C   56  THR C   59  5                                   4    
HELIX   13  13 MET D    0  VAL D   13  1                                  14    
HELIX   14  14 ASN D   21  ARG D   32  1                                  12    
HELIX   15  15 ASP D   49  SER D   55  1                                   7    
HELIX   16  16 ILE D   56  THR D   59  5                                   4    
SHEET    1  AA 4 PHE A  42  ILE A  46  0                                        
SHEET    2  AA 4 CYS A  71  GLU A  83 -1  O  THR A  79   N  PHE A  45           
SHEET    3  AA 4 TYR A  94  GLU A 108 -1  O  ARG A  95   N  ARG A  82           
SHEET    4  AA 4 VAL A 113  PHE A 117 -1  O  VAL A 113   N  GLU A 108           
SHEET    1  BA 4 PHE B  42  ILE B  46  0                                        
SHEET    2  BA 4 CYS B  71  GLU B  83 -1  O  THR B  79   N  PHE B  45           
SHEET    3  BA 4 TYR B  94  GLU B 108 -1  O  ARG B  95   N  ARG B  82           
SHEET    4  BA 4 VAL B 113  PHE B 117 -1  O  VAL B 113   N  GLU B 108           
SHEET    1  CA 4 PHE C  42  ILE C  46  0                                        
SHEET    2  CA 4 CYS C  71  GLU C  83 -1  O  THR C  79   N  PHE C  45           
SHEET    3  CA 4 TYR C  94  GLU C 108 -1  O  ARG C  95   N  ARG C  82           
SHEET    4  CA 4 VAL C 113  PHE C 117 -1  O  VAL C 113   N  GLU C 108           
SHEET    1  DA 4 PHE D  42  ILE D  46  0                                        
SHEET    2  DA 4 CYS D  71  GLU D  83 -1  O  THR D  79   N  PHE D  45           
SHEET    3  DA 4 TYR D  94  GLU D 108 -1  O  ARG D  95   N  ARG D  82           
SHEET    4  DA 4 VAL D 113  PHE D 117 -1  O  VAL D 113   N  GLU D 108           
SSBOND   1 CYS A   25    CYS A   81                          1555   1555  2.06  
SSBOND   2 CYS A   39    CYS A   92                          1555   1555  2.02  
SSBOND   3 CYS A   57    CYS A  107                          1555   1555  2.03  
SSBOND   4 CYS A   64    CYS A   71                          1555   1555  2.05  
SSBOND   5 CYS B   25    CYS B   81                          1555   1555  2.09  
SSBOND   6 CYS B   39    CYS B   92                          1555   1555  2.02  
SSBOND   7 CYS B   57    CYS B  107                          1555   1555  2.04  
SSBOND   8 CYS B   64    CYS B   71                          1555   1555  2.06  
SSBOND   9 CYS C   25    CYS C   81                          1555   1555  2.06  
SSBOND  10 CYS C   39    CYS C   92                          1555   1555  2.01  
SSBOND  11 CYS C   57    CYS C  107                          1555   1555  2.03  
SSBOND  12 CYS C   64    CYS C   71                          1555   1555  2.02  
SSBOND  13 CYS D   25    CYS D   81                          1555   1555  2.07  
SSBOND  14 CYS D   39    CYS D   92                          1555   1555  2.02  
SSBOND  15 CYS D   57    CYS D  107                          1555   1555  2.05  
SSBOND  16 CYS D   64    CYS D   71                          1555   1555  2.05  
CISPEP   1 ALA A   89    PRO A   90          0         3.03                     
CISPEP   2 ASN A  110    PRO A  111          0        -6.03                     
CISPEP   3 ALA B   89    PRO B   90          0         1.39                     
CISPEP   4 ASN B  110    PRO B  111          0        -1.29                     
CISPEP   5 ALA C   89    PRO C   90          0         1.97                     
CISPEP   6 ASN C  110    PRO C  111          0        -4.53                     
CISPEP   7 ALA D   89    PRO D   90          0         2.29                     
CISPEP   8 ASN D  110    PRO D  111          0        -4.23                     
SITE     1 AC1  7 HIS A  12  LYS A  40  PHE A  42  ASN A  43                    
SITE     2 AC1  7 THR A  44  HIS A 116  PHE A 117                               
SITE     1 AC2  8 GLN B  11  HIS B  12  LYS B  40  ASN B  43                    
SITE     2 AC2  8 THR B  44  HIS B 116  LYS B 119  LYS C  33                    
SITE     1 AC3  6 HIS C  12  PHE C  42  ASN C  43  THR C  44                    
SITE     2 AC3  6 PHE C 117  LYS C 119                                          
SITE     1 AC4  9 GLN D  11  HIS D  12  LYS D  40  PHE D  42                    
SITE     2 AC4  9 ASN D  43  THR D  44  HIS D 116  PHE D 117                    
SITE     3 AC4  9 LYS D 119                                                     
CRYST1   30.962   62.515   70.216  89.78  79.21  78.90 P 1           4          
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      0.032298 -0.006337 -0.006371        0.00000                         
SCALE2      0.000000  0.016301  0.000545        0.00000                         
SCALE3      0.000000  0.000000  0.014506        0.00000