HEADER    TRANSFERASE                             24-DEC-08   2W7R              
TITLE     STRUCTURE OF THE PDZ DOMAIN OF HUMAN MICROTUBULE ASSOCIATED SERINE-   
TITLE    2 THREONINE KINASE 4                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MICROTUBULE-ASSOCIATED SERINE/THREONINE-PROTEIN KINASE 4;  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: PDZ DOMAIN, RESIDUES 1143-1234;                            
COMPND   5 EC: 2.7.11.1;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VARIANT: R3-PRARE2                                 
KEYWDS    TRANSFERASE                                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.R.C.MUNIZ,J.ELKINS,J.WANG,P.SAVITZKY,A.ROOS,E.SALAH,F.VON DELFT,    
AUTHOR   2 C.H.ARROWSMITH,A.M.EDWARDS,J.WEIGELT,C.BOUNTRA,S.KNAPP               
REVDAT   4   08-MAY-24 2W7R    1       REMARK                                   
REVDAT   3   28-JAN-15 2W7R    1       JRNL                                     
REVDAT   2   05-DEC-12 2W7R    1       COMPND SOURCE KEYWDS AUTHOR              
REVDAT   2 2                   1       JRNL   REMARK VERSN  DBREF               
REVDAT   2 3                   1       SEQADV FORMUL SHEET  MASTER              
REVDAT   1   12-MAY-09 2W7R    0                                                
JRNL        AUTH   J.M.ELKINS,C.GILEADI,L.SHRESTHA,C.PHILLIPS,J.WANG,           
JRNL        AUTH 2 J.R.C.MUNIZ,D.A.DOYLE                                        
JRNL        TITL   UNUSUAL BINDING INTERACTIONS IN PDZ DOMAIN CRYSTAL           
JRNL        TITL 2 STRUCTURES HELP EXPLAIN BINDING MECHANISMS.                  
JRNL        REF    PROTEIN SCI.                  V.  19   731 2010              
JRNL        REFN                   ISSN 0961-8368                               
JRNL        PMID   20120020                                                     
JRNL        DOI    10.1002/PRO.349                                              
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE)                               
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.19                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 0.020                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 31282                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.196                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1915                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 27.1976 -  3.8528    0.96     2253   137  0.1754 0.1870        
REMARK   3     2  3.8528 -  3.0594    1.00     2341   139  0.1731 0.1946        
REMARK   3     3  3.0594 -  2.6731    1.00     2360   144  0.2053 0.2234        
REMARK   3     4  2.6731 -  2.4289    1.00     2339   143  0.1985 0.2412        
REMARK   3     5  2.4289 -  2.2549    1.00     2340   140  0.1888 0.2141        
REMARK   3     6  2.2549 -  2.1220    1.00     2322   141  0.1765 0.2168        
REMARK   3     7  2.1220 -  2.0157    0.99     2328   144  0.1882 0.2223        
REMARK   3     8  2.0157 -  1.9280    0.98     2325   140  0.1864 0.2321        
REMARK   3     9  1.9280 -  1.8538    0.97     2247   139  0.1954 0.2289        
REMARK   3    10  1.8538 -  1.7899    0.94     2211   144  0.2047 0.2131        
REMARK   3    11  1.7899 -  1.7339    0.92     2141   134  0.2239 0.3159        
REMARK   3    12  1.7339 -  1.6843    0.89     2112   124  0.2511 0.2719        
REMARK   3    13  1.6843 -  1.6400    0.85     2003   128  0.2703 0.2875        
REMARK   3    14  1.6400 -  1.6000    0.83     1959   118  0.2981 0.3722        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : 0.37                                          
REMARK   3   B_SOL              : 48.11                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.240            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.450           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 22.04                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.50780                                              
REMARK   3    B22 (A**2) : 2.50780                                              
REMARK   3    B33 (A**2) : -5.01560                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.005           1508                                  
REMARK   3   ANGLE     :  0.833           2073                                  
REMARK   3   CHIRALITY :  0.050            255                                  
REMARK   3   PLANARITY :  0.004            263                                  
REMARK   3   DIHEDRAL  : 13.524            507                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 6                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN A AND RESID 3:53)                                
REMARK   3    ORIGIN FOR THE GROUP (A): -19.9111  18.5706  14.8933              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2510 T22:   0.1023                                     
REMARK   3      T33:   0.1870 T12:   0.0312                                     
REMARK   3      T13:   0.0360 T23:   0.0269                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.4907 L22:  -0.7180                                     
REMARK   3      L33:   2.1218 L12:   0.1587                                     
REMARK   3      L13:   0.0593 L23:   0.2271                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1345 S12:  -0.1135 S13:  -0.4868                       
REMARK   3      S21:   0.0141 S22:   0.0603 S23:  -0.1946                       
REMARK   3      S31:   0.3639 S32:  -0.0548 S33:   0.0736                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN A AND RESID 54:71)                               
REMARK   3    ORIGIN FOR THE GROUP (A): -25.4202  19.8062   7.7091              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3215 T22:   0.1542                                     
REMARK   3      T33:   0.2004 T12:  -0.0676                                     
REMARK   3      T13:   0.0448 T23:  -0.0001                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2206 L22:   1.0875                                     
REMARK   3      L33:   2.1309 L12:   0.0120                                     
REMARK   3      L13:  -0.8807 L23:  -0.8495                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1200 S12:   0.0127 S13:   0.1691                       
REMARK   3      S21:  -0.1116 S22:   0.1654 S23:  -0.1343                       
REMARK   3      S31:   0.5030 S32:  -0.2708 S33:  -0.0302                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN A AND RESID 72:96)                               
REMARK   3    ORIGIN FOR THE GROUP (A): -22.6620  15.9846   9.0718              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3352 T22:   0.1716                                     
REMARK   3      T33:   0.2906 T12:  -0.0316                                     
REMARK   3      T13:   0.0388 T23:  -0.0156                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.8770 L22:   1.1516                                     
REMARK   3      L33:   1.1067 L12:  -0.3299                                     
REMARK   3      L13:   0.7720 L23:  -0.9647                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0538 S12:  -0.0840 S13:  -0.3696                       
REMARK   3      S21:  -0.2706 S22:   0.1120 S23:   0.2071                       
REMARK   3      S31:   0.3588 S32:  -0.0947 S33:   0.0313                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: CHAIN B AND RESID 3:38)                                
REMARK   3    ORIGIN FOR THE GROUP (A):  -7.9815  28.7402  17.8129              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1714 T22:   0.2531                                     
REMARK   3      T33:   0.1479 T12:   0.0890                                     
REMARK   3      T13:   0.0339 T23:   0.0263                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  -0.7004 L22:   1.5702                                     
REMARK   3      L33:   2.2026 L12:   0.0344                                     
REMARK   3      L13:  -0.0328 L23:   0.2185                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0375 S12:  -0.3636 S13:   0.0411                       
REMARK   3      S21:  -0.1621 S22:  -0.0306 S23:  -0.2033                       
REMARK   3      S31:   0.0218 S32:   0.3928 S33:   0.0648                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: CHAIN B AND RESID 39:57)                               
REMARK   3    ORIGIN FOR THE GROUP (A):   2.3820  21.4995  14.1352              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2522 T22:   0.4190                                     
REMARK   3      T33:   0.3298 T12:   0.2208                                     
REMARK   3      T13:   0.1050 T23:   0.0299                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  -1.2625 L22:   1.7099                                     
REMARK   3      L33:   1.4192 L12:   0.2173                                     
REMARK   3      L13:   0.2063 L23:   0.2775                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0911 S12:  -0.0340 S13:  -0.1726                       
REMARK   3      S21:  -0.1091 S22:   0.0917 S23:  -0.3960                       
REMARK   3      S31:   0.5905 S32:   0.4148 S33:   0.0823                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: CHAIN B AND RESID 58:91)                               
REMARK   3    ORIGIN FOR THE GROUP (A):  -0.9119  31.2569  22.9971              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1595 T22:   0.4624                                     
REMARK   3      T33:   0.2603 T12:   0.0513                                     
REMARK   3      T13:  -0.0222 T23:   0.0202                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  -0.3907 L22:   1.3501                                     
REMARK   3      L33:   3.3474 L12:  -0.2259                                     
REMARK   3      L13:  -0.4292 L23:   0.5281                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.1032 S12:  -0.2381 S13:   0.1902                       
REMARK   3      S21:   0.0900 S22:   0.0936 S23:  -0.2078                       
REMARK   3      S31:   0.0112 S32:   0.9963 S33:   0.0832                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2W7R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-DEC-08.                  
REMARK 100 THE DEPOSITION ID IS D_1290038457.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-JUN-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 287                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32248                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.640                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.140                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.800                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 2.700                              
REMARK 200  R MERGE                    (I) : 0.05000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.64                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.73                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.70                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.800                              
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.38                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 75MM NA PHOSPHATE, 91MM K PHOSPHATE      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
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        0.00000            
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        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       50.47000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       29.13887            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       23.15667            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       50.47000            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       29.13887            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       23.15667            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       50.47000            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       29.13887            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       23.15667            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       58.27774            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       46.31333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       58.27774            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       46.31333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       58.27774            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       46.31333            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PQS                                                   
REMARK 350 TOTAL BURIED SURFACE AREA: 2690 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12830 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.1 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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     SER A     1                                                      
REMARK 465     MET A     2                                                      
REMARK 465     GLY A    11                                                      
REMARK 465     SER B     1                                                      
REMARK 465     MET B     2                                                      
REMARK 465     GLY B    11                                                      
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  12    CG   CD   CE   NZ                                   
REMARK 470     LYS A  52    CE   NZ                                             
REMARK 470     LYS B  12    CG   CD   CE   NZ                                   
REMARK 470     GLU B  42    CG   CD   OE1  OE2                                  
REMARK 470     GLU B  63    CG   CD   OE1  OE2                                  
REMARK 470     GLU B  75    CD   OE1  OE2                                       
REMARK 470     LYS B  79    CD   CE   NZ                                        
REMARK 470     ASN B  82    CG   OD1  ND2                                       
REMARK 470     LYS B  83    CG   CD   CE   NZ                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    VAL A  98   C     VAL A  98   OXT     1.097                       
REMARK 500    VAL B  98   C     VAL B  98   OXT     1.408                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN               
REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW,          
REMARK 700 TWO SHEETS ARE DEFINED.                                              
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 1099                
DBREF  2W7R A    3    94  UNP    O15021   MAST4_HUMAN   1143   1234             
DBREF  2W7R B    3    94  UNP    O15021   MAST4_HUMAN   1143   1234             
SEQADV 2W7R SER A    1  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R MET A    2  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R GLU A   95  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R THR A   96  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R SER A   97  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R VAL A   98  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R SER B    1  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R MET B    2  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R GLU B   95  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R THR B   96  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R SER B   97  UNP  O15021              EXPRESSION TAG                 
SEQADV 2W7R VAL B   98  UNP  O15021              EXPRESSION TAG                 
SEQRES   1 A   98  SER MET GLN PRO ILE VAL ILE HIS SER SER GLY LYS ASN          
SEQRES   2 A   98  TYR GLY PHE THR ILE ARG ALA ILE ARG VAL TYR VAL GLY          
SEQRES   3 A   98  ASP SER ASP ILE TYR THR VAL HIS HIS ILE VAL TRP ASN          
SEQRES   4 A   98  VAL GLU GLU GLY SER PRO ALA CYS GLN ALA GLY LEU LYS          
SEQRES   5 A   98  ALA GLY ASP LEU ILE THR HIS ILE ASN GLY GLU PRO VAL          
SEQRES   6 A   98  HIS GLY LEU VAL HIS THR GLU VAL ILE GLU LEU LEU LEU          
SEQRES   7 A   98  LYS SER GLY ASN LYS VAL SER ILE THR THR THR PRO PHE          
SEQRES   8 A   98  GLU ASN THR GLU THR SER VAL                                  
SEQRES   1 B   98  SER MET GLN PRO ILE VAL ILE HIS SER SER GLY LYS ASN          
SEQRES   2 B   98  TYR GLY PHE THR ILE ARG ALA ILE ARG VAL TYR VAL GLY          
SEQRES   3 B   98  ASP SER ASP ILE TYR THR VAL HIS HIS ILE VAL TRP ASN          
SEQRES   4 B   98  VAL GLU GLU GLY SER PRO ALA CYS GLN ALA GLY LEU LYS          
SEQRES   5 B   98  ALA GLY ASP LEU ILE THR HIS ILE ASN GLY GLU PRO VAL          
SEQRES   6 B   98  HIS GLY LEU VAL HIS THR GLU VAL ILE GLU LEU LEU LEU          
SEQRES   7 B   98  LYS SER GLY ASN LYS VAL SER ILE THR THR THR PRO PHE          
SEQRES   8 B   98  GLU ASN THR GLU THR SER VAL                                  
HET    PO4  B1099       5                                                       
HETNAM     PO4 PHOSPHATE ION                                                    
FORMUL   3  PO4    O4 P 3-                                                      
FORMUL   4  HOH   *139(H2 O)                                                    
HELIX    1   1 SER A   44  GLY A   50  1                                   7    
HELIX    2   2 VAL A   69  LYS A   79  1                                  11    
HELIX    3   3 SER B   44  GLY B   50  1                                   7    
HELIX    4   4 VAL B   69  SER B   80  1                                  12    
SHEET    1  AA 4 ILE A   5  HIS A   8  0                                        
SHEET    2  AA 4 LYS A  83  THR A  89 -1  O  VAL A  84   N  ILE A   7           
SHEET    3  AA 4 LEU A  56  ILE A  60 -1  O  LEU A  56   N  THR A  89           
SHEET    4  AA 4 GLU A  63  PRO A  64 -1  O  GLU A  63   N  ILE A  60           
SHEET    1  AB 6 TYR A  31  VAL A  40  0                                        
SHEET    2  AB 6 PHE A  16  TYR A  24 -1  O  THR A  17   N  TRP A  38           
SHEET    3  AB 6 PHE B  16  TYR B  24 -1  O  ALA B  20   N  TYR A  24           
SHEET    4  AB 6 TYR B  31  VAL B  40 -1  O  THR B  32   N  VAL B  23           
SHEET    5  AB 6 LEU B  56  ILE B  60 -1  O  ILE B  57   N  HIS B  35           
SHEET    6  AB 6 GLU B  63  PRO B  64 -1  O  GLU B  63   N  ILE B  60           
SHEET    1  AC 7 TYR A  31  VAL A  40  0                                        
SHEET    2  AC 7 PHE A  16  TYR A  24 -1  O  THR A  17   N  TRP A  38           
SHEET    3  AC 7 PHE B  16  TYR B  24 -1  O  ALA B  20   N  TYR A  24           
SHEET    4  AC 7 TYR B  31  VAL B  40 -1  O  THR B  32   N  VAL B  23           
SHEET    5  AC 7 LEU B  56  ILE B  60 -1  O  ILE B  57   N  HIS B  35           
SHEET    6  AC 7 LYS B  83  THR B  89 -1  O  THR B  87   N  THR B  58           
SHEET    7  AC 7 ILE B   5  HIS B   8 -1  O  ILE B   5   N  ILE B  86           
SHEET    1  BA 2 GLU B  63  PRO B  64  0                                        
SHEET    2  BA 2 LEU B  56  ILE B  60 -1  O  ILE B  60   N  GLU B  63           
CISPEP   1 GLN A    3    PRO A    4          0        -0.74                     
CISPEP   2 GLN B    3    PRO B    4          0         5.13                     
SITE     1 AC1 10 HIS A  66  THR B  32  VAL B  33  HIS B  66                    
SITE     2 AC1 10 GLY B  67  HOH B2044  HOH B2065  HOH B2066                    
SITE     3 AC1 10 HOH B2067  HOH B2068                                          
CRYST1  100.940  100.940   69.470  90.00  90.00 120.00 H 3          18          
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      0.009907  0.005720  0.000000        0.00000                         
SCALE2      0.000000  0.011439  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014395        0.00000                         
MTRIX1   1 -0.515700 -0.855500 -0.048000        0.94510    1                    
MTRIX2   1 -0.848900  0.517700 -0.106400        2.72670    1                    
MTRIX3   1  0.115800 -0.014100 -0.993200       32.05110    1