PDB Short entry for 6I9S
HEADER    SIGNALING PROTEIN                       25-NOV-18   6I9S              
TITLE     HROBO2 EXTRACELLULAR DOMAINS 2-3                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ROUNDABOUT HOMOLOG 2;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ROBO2, KIAA1568;                                               
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108                                        
KEYWDS    SLIT, ROBO, AXON GUIDANCE, SIGNALING PROTEIN                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.BARAK,N.M.ISUPOV,Y.OPATOWSKY                                        
REVDAT   3   17-APR-19 6I9S    1       JRNL                                     
REVDAT   2   20-MAR-19 6I9S    1       JRNL                                     
REVDAT   1   13-MAR-19 6I9S    0                                                
JRNL        AUTH   R.BARAK,G.YOM-TOV,J.GUEZ-HADDAD,L.GASRI-PLOTNITSKY,R.MAIMON, 
JRNL        AUTH 2 M.COHEN-BERKMAN,A.A.MCCARTHY,E.PERLSON,S.HENIS-KORENBLIT,    
JRNL        AUTH 3 M.N.ISUPOV,Y.OPATOWSKY                                       
JRNL        TITL   STRUCTURAL PRINCIPLES IN ROBO ACTIVATION AND                 
JRNL        TITL 2 AUTO-INHIBITION.                                             
JRNL        REF    CELL                          V. 177   272 2019              
JRNL        REFN                   ISSN 1097-4172                               
JRNL        PMID   30853216                                                     
JRNL        DOI    10.1016/J.CELL.2019.02.004                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.48 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0230                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.48                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.66                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 14867                          
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) : 0.229                           
REMARK   3   R VALUE            (WORKING SET) : 0.226                           
REMARK   3   FREE R VALUE                     : 0.293                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 793                             
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) : 2.48                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.54                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1054                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.95                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3610                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 58                           
REMARK   3   BIN FREE R VALUE                    : 0.4130                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2954                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 68                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 71.43                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.50000                                             
REMARK   3    B22 (A**2) : -5.07000                                             
REMARK   3    B33 (A**2) : 6.57000                                              
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  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.596         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.334         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.316         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 15.638        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.946                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.916                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3016 ; 0.011 ; 0.014       
REMARK   3   BOND LENGTHS OTHERS               (A):  2701 ; 0.001 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4066 ; 1.443 ; 1.681       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  6386 ; 0.795 ; 1.639       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   369 ; 8.270 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   182 ;33.529 ;20.989       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   553 ;20.523 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    35 ;19.786 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   397 ; 0.068 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3384 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   488 ; 0.001 ; 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):  1482 ; 5.430 ; 6.895       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1481 ; 5.430 ; 6.889       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1849 ; 8.083 ;10.330       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1850 ; 8.081 ;10.337       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1534 ; 6.555 ; 7.712       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1533 ; 6.554 ; 7.718       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  2218 ;10.242 ;11.245       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  2980 ;13.052 ;77.766       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  2979 ;13.050 ;77.821       
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 : NULL                                                 
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                                                           
REMARK   4                                                                      
REMARK   4 6I9S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-NOV-18.                  
REMARK 100 THE DEPOSITION ID IS D_1200013073.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-MAY-15                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : BESSY                              
REMARK 200  BEAMLINE                       : 14.2                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.91                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15692                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.480                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 46.660                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 4.600                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.48                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.58                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.4                               
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         : 1.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM FORMAT PH 7 AND 20% PEG      
REMARK 280  3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K               
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-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   SMTRY1   2 -1.000000  0.000000  0.000000       31.11000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       48.64000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.26000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       48.64000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       31.11000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.26000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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 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     ASP A   115                                                      
REMARK 465     TYR A   116                                                      
REMARK 465     LYS A   117                                                      
REMARK 465     ASP A   118                                                      
REMARK 465     ASP A   119                                                      
REMARK 465     ASP A   120                                                      
REMARK 465     ASP A   121                                                      
REMARK 465     LYS A   122                                                      
REMARK 465     ARG A   123                                                      
REMARK 465     PRO A   124                                                      
REMARK 465     HIS A   125                                                      
REMARK 465     LYS A   313                                                      
REMARK 465     LEU A   314                                                      
REMARK 465     GLY A   315                                                      
REMARK 465     SER A   316                                                      
REMARK 465     HIS A   317                                                      
REMARK 465     HIS A   318                                                      
REMARK 465     HIS A   319                                                      
REMARK 465     HIS A   320                                                      
REMARK 465     HIS A   321                                                      
REMARK 465     HIS A   322                                                      
REMARK 465     ASP B   115                                                      
REMARK 465     TYR B   116                                                      
REMARK 465     LYS B   117                                                      
REMARK 465     ASP B   118                                                      
REMARK 465     ASP B   119                                                      
REMARK 465     ASP B   120                                                      
REMARK 465     ASP B   121                                                      
REMARK 465     LYS B   122                                                      
REMARK 465     ARG B   123                                                      
REMARK 465     PRO B   124                                                      
REMARK 465     HIS B   125                                                      
REMARK 465     LEU B   126                                                      
REMARK 465     ARG B   311                                                      
REMARK 465     ALA B   312                                                      
REMARK 465     LYS B   313                                                      
REMARK 465     LEU B   314                                                      
REMARK 465     GLY B   315                                                      
REMARK 465     SER B   316                                                      
REMARK 465     HIS B   317                                                      
REMARK 465     HIS B   318                                                      
REMARK 465     HIS B   319                                                      
REMARK 465     HIS B   320                                                      
REMARK 465     HIS B   321                                                      
REMARK 465     HIS B   322                                                      
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    ASP A 176       30.88    -99.82                                   
REMARK 500    GLU A 239       84.49     65.49                                   
REMARK 500    GLU A 240      151.98    165.77                                   
REMARK 500    TYR A 276       43.99    -82.46                                   
REMARK 500    ALA B 146      125.26    -38.33                                   
REMARK 500    GLU B 239      -25.72     76.46                                   
REMARK 500    ALA B 241      124.12    -35.28                                   
REMARK 500    CYS B 246      103.23   -165.09                                   
REMARK 500    LYS B 260      119.66   -160.64                                   
REMARK 500    LYS B 273     -141.39    -98.80                                   
REMARK 500    TYR B 276       37.14    -84.22                                   
REMARK 500    MET B 284     -145.56   -158.99                                   
REMARK 500    GLU B 288       54.75   -107.36                                   
REMARK 500    ASN B 297     -166.79   -125.97                                   
REMARK 500    ALA B 304      101.05   -161.42                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A 229         0.08    SIDE CHAIN                              
REMARK 500    ARG B 132         0.08    SIDE CHAIN                              
REMARK 500    ARG B 229         0.09    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 401  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 176   O                                                      
REMARK 620 2 GLU A 178   O    85.6                                              
REMARK 620 3 ILE A 181   O    97.2  78.2                                        
REMARK 620 4 HOH A 544   O   104.5 168.1  94.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA B 401  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B 176   O                                                      
REMARK 620 2 GLU B 178   O    78.4                                              
REMARK 620 3 ILE B 181   O    89.8  79.6                                        
REMARK 620 4 HOH B 516   O    78.8 157.2  98.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue NA A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue NA B 401                  
DBREF  6I9S A  126   312  UNP    Q9HCK4   ROBO2_HUMAN    126    312             
DBREF  6I9S B  126   312  UNP    Q9HCK4   ROBO2_HUMAN    126    312             
SEQADV 6I9S ASP A  115  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S TYR A  116  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS A  117  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP A  118  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP A  119  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP A  120  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP A  121  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS A  122  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ARG A  123  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S PRO A  124  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  125  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS A  313  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LEU A  314  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S GLY A  315  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S SER A  316  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  317  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  318  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  319  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  320  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  321  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS A  322  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP B  115  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S TYR B  116  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS B  117  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP B  118  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP B  119  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP B  120  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ASP B  121  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS B  122  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S ARG B  123  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S PRO B  124  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  125  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LYS B  313  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S LEU B  314  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S GLY B  315  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S SER B  316  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  317  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  318  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  319  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  320  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  321  UNP  Q9HCK4              EXPRESSION TAG                 
SEQADV 6I9S HIS B  322  UNP  Q9HCK4              EXPRESSION TAG                 
SEQRES   1 A  208  ASP TYR LYS ASP ASP ASP ASP LYS ARG PRO HIS LEU GLU          
SEQRES   2 A  208  VAL ALA LEU LEU ARG ASP ASP PHE ARG GLN ASN PRO THR          
SEQRES   3 A  208  ASP VAL VAL VAL ALA ALA GLY GLU PRO ALA ILE LEU GLU          
SEQRES   4 A  208  CYS GLN PRO PRO ARG GLY HIS PRO GLU PRO THR ILE TYR          
SEQRES   5 A  208  TRP LYS LYS ASP LYS VAL ARG ILE ASP ASP LYS GLU GLU          
SEQRES   6 A  208  ARG ILE SER ILE ARG GLY GLY LYS LEU MET ILE SER ASN          
SEQRES   7 A  208  THR ARG LYS SER ASP ALA GLY MET TYR THR CYS VAL GLY          
SEQRES   8 A  208  THR ASN MET VAL GLY GLU ARG ASP SER ASP PRO ALA GLU          
SEQRES   9 A  208  LEU THR VAL PHE GLU ARG PRO THR PHE LEU ARG ARG PRO          
SEQRES  10 A  208  ILE ASN GLN VAL VAL LEU GLU GLU GLU ALA VAL GLU PHE          
SEQRES  11 A  208  ARG CYS GLN VAL GLN GLY ASP PRO GLN PRO THR VAL ARG          
SEQRES  12 A  208  TRP LYS LYS ASP ASP ALA ASP LEU PRO ARG GLY ARG TYR          
SEQRES  13 A  208  ASP ILE LYS ASP ASP TYR THR LEU ARG ILE LYS LYS THR          
SEQRES  14 A  208  MET SER THR ASP GLU GLY THR TYR MET CYS ILE ALA GLU          
SEQRES  15 A  208  ASN ARG VAL GLY LYS MET GLU ALA SER ALA THR LEU THR          
SEQRES  16 A  208  VAL ARG ALA LYS LEU GLY SER HIS HIS HIS HIS HIS HIS          
SEQRES   1 B  208  ASP TYR LYS ASP ASP ASP ASP LYS ARG PRO HIS LEU GLU          
SEQRES   2 B  208  VAL ALA LEU LEU ARG ASP ASP PHE ARG GLN ASN PRO THR          
SEQRES   3 B  208  ASP VAL VAL VAL ALA ALA GLY GLU PRO ALA ILE LEU GLU          
SEQRES   4 B  208  CYS GLN PRO PRO ARG GLY HIS PRO GLU PRO THR ILE TYR          
SEQRES   5 B  208  TRP LYS LYS ASP LYS VAL ARG ILE ASP ASP LYS GLU GLU          
SEQRES   6 B  208  ARG ILE SER ILE ARG GLY GLY LYS LEU MET ILE SER ASN          
SEQRES   7 B  208  THR ARG LYS SER ASP ALA GLY MET TYR THR CYS VAL GLY          
SEQRES   8 B  208  THR ASN MET VAL GLY GLU ARG ASP SER ASP PRO ALA GLU          
SEQRES   9 B  208  LEU THR VAL PHE GLU ARG PRO THR PHE LEU ARG ARG PRO          
SEQRES  10 B  208  ILE ASN GLN VAL VAL LEU GLU GLU GLU ALA VAL GLU PHE          
SEQRES  11 B  208  ARG CYS GLN VAL GLN GLY ASP PRO GLN PRO THR VAL ARG          
SEQRES  12 B  208  TRP LYS LYS ASP ASP ALA ASP LEU PRO ARG GLY ARG TYR          
SEQRES  13 B  208  ASP ILE LYS ASP ASP TYR THR LEU ARG ILE LYS LYS THR          
SEQRES  14 B  208  MET SER THR ASP GLU GLY THR TYR MET CYS ILE ALA GLU          
SEQRES  15 B  208  ASN ARG VAL GLY LYS MET GLU ALA SER ALA THR LEU THR          
SEQRES  16 B  208  VAL ARG ALA LYS LEU GLY SER HIS HIS HIS HIS HIS HIS          
HET     NA  A 401       1                                                       
HET     NA  B 401       1                                                       
HETNAM      NA SODIUM ION                                                       
FORMUL   3   NA    2(NA 1+)                                                     
FORMUL   5  HOH   *68(H2 O)                                                     
HELIX    1 AA1 ARG A  194  ALA A  198  5                                   5    
HELIX    2 AA2 MET A  284  GLU A  288  5                                   5    
HELIX    3 AA3 ARG B  194  ALA B  198  5                                   5    
SHEET    1 AA1 2 LEU A 130  LEU A 131  0                                        
SHEET    2 AA1 2 GLY A 159  HIS A 160 -1  O  HIS A 160   N  LEU A 130           
SHEET    1 AA2 4 VAL A 142  ALA A 145  0                                        
SHEET    2 AA2 4 ALA A 217  ARG A 229  1  O  PHE A 222   N  VAL A 144           
SHEET    3 AA2 4 GLY A 199  ASN A 207 -1  N  TYR A 201   O  ALA A 217           
SHEET    4 AA2 4 GLY A 210  ASP A 213 -1  O  ARG A 212   N  GLY A 205           
SHEET    1 AA3 5 VAL A 172  ARG A 173  0                                        
SHEET    2 AA3 5 THR A 164  LYS A 169 -1  N  LYS A 169   O  VAL A 172           
SHEET    3 AA3 5 GLY A 199  ASN A 207 -1  O  THR A 202   N  LYS A 168           
SHEET    4 AA3 5 ALA A 217  ARG A 229 -1  O  ALA A 217   N  TYR A 201           
SHEET    5 AA3 5 GLN A 247  ASP A 251 -1  O  GLN A 249   N  THR A 226           
SHEET    1 AA4 3 ALA A 150  GLU A 153  0                                        
SHEET    2 AA4 3 LYS A 187  ILE A 190 -1  O  ILE A 190   N  ALA A 150           
SHEET    3 AA4 3 ILE A 181  ARG A 184 -1  N  SER A 182   O  MET A 189           
SHEET    1 AA5 4 GLN A 234  LEU A 237  0                                        
SHEET    2 AA5 4 GLY A 300  ARG A 311  1  O  THR A 309   N  VAL A 236           
SHEET    3 AA5 4 GLY A 289  ASN A 297 -1  N  CYS A 293   O  ALA A 304           
SHEET    4 AA5 4 THR A 255  LYS A 260 -1  N  THR A 255   O  GLU A 296           
SHEET    1 AA6 3 VAL A 242  PHE A 244  0                                        
SHEET    2 AA6 3 LEU A 278  ILE A 280 -1  O  LEU A 278   N  PHE A 244           
SHEET    3 AA6 3 ASP A 271  ILE A 272 -1  N  ASP A 271   O  ARG A 279           
SHEET    1 AA7 2 LEU B 130  LEU B 131  0                                        
SHEET    2 AA7 2 GLY B 159  HIS B 160 -1  O  HIS B 160   N  LEU B 130           
SHEET    1 AA8 4 VAL B 142  ALA B 145  0                                        
SHEET    2 AA8 4 ALA B 217  ARG B 229  1  O  THR B 220   N  VAL B 144           
SHEET    3 AA8 4 GLY B 199  ASN B 207 -1  N  TYR B 201   O  ALA B 217           
SHEET    4 AA8 4 GLY B 210  ASP B 213 -1  O  ARG B 212   N  GLY B 205           
SHEET    1 AA9 5 VAL B 172  ARG B 173  0                                        
SHEET    2 AA9 5 THR B 164  LYS B 169 -1  N  LYS B 169   O  VAL B 172           
SHEET    3 AA9 5 GLY B 199  ASN B 207 -1  O  VAL B 204   N  TYR B 166           
SHEET    4 AA9 5 ALA B 217  ARG B 229 -1  O  ALA B 217   N  TYR B 201           
SHEET    5 AA9 5 GLN B 247  ASP B 251 -1  O  GLN B 247   N  LEU B 228           
SHEET    1 AB1 3 ALA B 150  GLU B 153  0                                        
SHEET    2 AB1 3 LYS B 187  ILE B 190 -1  O  ILE B 190   N  ALA B 150           
SHEET    3 AB1 3 ILE B 181  ARG B 184 -1  N  SER B 182   O  MET B 189           
SHEET    1 AB2 3 GLU B 243  PHE B 244  0                                        
SHEET    2 AB2 3 LEU B 278  ARG B 279 -1  O  LEU B 278   N  PHE B 244           
SHEET    3 AB2 3 ASP B 271  ILE B 272 -1  N  ASP B 271   O  ARG B 279           
SHEET    1 AB3 3 THR B 255  TRP B 258  0                                        
SHEET    2 AB3 3 CYS B 293  ASN B 297 -1  O  ILE B 294   N  ARG B 257           
SHEET    3 AB3 3 GLY B 300  ALA B 304 -1  O  MET B 302   N  ALA B 295           
SSBOND   1 CYS A  154    CYS A  203                          1555   1555  2.06  
SSBOND   2 CYS A  246    CYS A  293                          1555   1555  2.05  
SSBOND   3 CYS B  154    CYS B  203                          1555   1555  2.03  
SSBOND   4 CYS B  246    CYS B  293                          1555   1555  2.03  
LINK         O   ASP A 176                NA    NA A 401     1555   1555  2.35  
LINK         O   GLU A 178                NA    NA A 401     1555   1555  2.28  
LINK         O   ILE A 181                NA    NA A 401     1555   1555  2.33  
LINK         O   ASP B 176                NA    NA B 401     1555   1555  2.34  
LINK         O   GLU B 178                NA    NA B 401     1555   1555  2.31  
LINK         O   ILE B 181                NA    NA B 401     1555   1555  2.31  
LINK        NA    NA A 401                 O   HOH A 544     1555   1555  2.30  
LINK        NA    NA B 401                 O   HOH B 516     1555   1555  2.29  
CISPEP   1 HIS A  160    PRO A  161          0        -4.58                     
CISPEP   2 ASP A  251    PRO A  252          0        -8.11                     
CISPEP   3 HIS B  160    PRO B  161          0        -0.21                     
CISPEP   4 ASP B  251    PRO B  252          0       -11.79                     
SITE     1 AC1  5 ASP A 176  GLU A 178  GLU A 179  ILE A 181                    
SITE     2 AC1  5 HOH A 544                                                     
SITE     1 AC2  5 ASP B 176  GLU B 178  GLU B 179  ILE B 181                    
SITE     2 AC2  5 HOH B 516                                                     
CRYST1   62.220   70.520   97.280  90.00  90.00  90.00 P 21 21 21    8          
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      0.016072  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014180  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010280        0.00000