HEADER    CELL ADHESION                           05-APR-17   5XEQ              
TITLE     CRYSTAL STRUCTURE OF HUMAN MDGA1 AND HUMAN NEUROLIGIN-2 COMPLEX       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NEUROLIGIN-2;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 42-610;                                       
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: MAM DOMAIN-CONTAINING GLYCOSYLPHOSPHATIDYLINOSITOL ANCHOR  
COMPND   9 PROTEIN 1;                                                           
COMPND  10 CHAIN: B;                                                            
COMPND  11 FRAGMENT: UNP RESIDUES 19-330;                                       
COMPND  12 SYNONYM: GPI AND MAM PROTEIN,GPIM,GLYCOSYLPHOSPHATIDYLINOSITOL-MAM,  
COMPND  13 MAM DOMAIN-CONTAINING PROTEIN 3;                                     
COMPND  14 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: NLGN2, KIAA1366;                                               
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: HI5;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PACGP67A;                                 
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: MDGA1, MAMDC3;                                                 
SOURCE  16 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: HI5;                                       
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PACGP67A                                  
KEYWDS    IMMUNOGLOUBULIN-LIKE DOMAIN, CELL ADHESION                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.M.KIM,J.A.KIM,D.KIM                                                 
REVDAT   5   30-OCT-24 5XEQ    1       REMARK                                   
REVDAT   4   22-NOV-23 5XEQ    1       HETSYN                                   
REVDAT   3   29-JUL-20 5XEQ    1       COMPND REMARK HETNAM LINK                
REVDAT   3 2                   1       SITE   ATOM                              
REVDAT   2   30-AUG-17 5XEQ    1       REMARK                                   
REVDAT   1   12-JUL-17 5XEQ    0                                                
JRNL        AUTH   J.A.KIM,D.KIM,S.Y.WON,K.A.HAN,D.PARK,E.CHO,N.YUN,H.J.AN,     
JRNL        AUTH 2 J.W.UM,E.KIM,J.O.LEE,J.KO,H.M.KIM                            
JRNL        TITL   STRUCTURAL INSIGHTS INTO MODULATION OF NEUREXIN-NEUROLIGIN   
JRNL        TITL 2 TRANS-SYNAPTIC ADHESION BY MDGA1/NEUROLIGIN-2 COMPLEX        
JRNL        REF    NEURON                        V.  94  1121 2017              
JRNL        REFN                   ISSN 1097-4199                               
JRNL        PMID   28641111                                                     
JRNL        DOI    10.1016/J.NEURON.2017.05.034                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.14 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.10.1_2155                                   
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) : 3.14                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 49.20                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 18456                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.239                           
REMARK   3   R VALUE            (WORKING SET) : 0.234                           
REMARK   3   FREE R VALUE                     : 0.278                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.010                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1847                            
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 49.2047 -  7.3654    1.00     1336   149  0.2022 0.2101        
REMARK   3     2  7.3654 -  5.8492    1.00     1297   144  0.2434 0.2561        
REMARK   3     3  5.8492 -  5.1107    1.00     1292   143  0.2207 0.2469        
REMARK   3     4  5.1107 -  4.6438    1.00     1286   143  0.2080 0.2695        
REMARK   3     5  4.6438 -  4.3112    1.00     1261   140  0.2091 0.2829        
REMARK   3     6  4.3112 -  4.0571    1.00     1263   140  0.2211 0.2643        
REMARK   3     7  4.0571 -  3.8540    1.00     1263   141  0.2384 0.2906        
REMARK   3     8  3.8540 -  3.6863    1.00     1286   143  0.2476 0.3058        
REMARK   3     9  3.6863 -  3.5445    1.00     1286   143  0.2757 0.3582        
REMARK   3    10  3.5445 -  3.4222    1.00     1279   143  0.2764 0.3549        
REMARK   3    11  3.4222 -  3.3152    1.00     1239   138  0.2895 0.3218        
REMARK   3    12  3.3152 -  3.2205    1.00     1291   142  0.3012 0.4141        
REMARK   3    13  3.2205 -  3.1357    1.00     1230   138  0.3184 0.4017        
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              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.480            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.350           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 77.18                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 75.08                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  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      :  0.004           6618                                  
REMARK   3   ANGLE     :  0.680           9024                                  
REMARK   3   CHIRALITY :  0.057           1005                                  
REMARK   3   PLANARITY :  0.004           1176                                  
REMARK   3   DIHEDRAL  : 10.957           3928                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
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 5XEQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-APR-17.                  
REMARK 100 THE DEPOSITION ID IS D_1300003400.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-MAY-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PAL/PLS                            
REMARK 200  BEAMLINE                       : 5C (4A)                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97950                            
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 : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18485                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.140                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 49.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 12.80                              
REMARK 200  R MERGE                    (I) : 0.07500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.14                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.35                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 12.90                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.26100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 3BL8                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 54.42                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 300MM AMMONIUM CITRATE TRIBASIC, PH      
REMARK 280  7.0, 13% 1,3-BUTANEDIOL AND 18%(V/V) PEG3350, VAPOR DIFFUSION,      
REMARK 280  HANGING DROP, TEMPERATURE 296K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       77.43750            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       34.56700            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       77.43750            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       34.56700            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11420 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 68810 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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   BIOMT1   2 -1.000000  0.000000  0.000000      -46.53209            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       98.39494            
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     ALA A    39                                                      
REMARK 465     ASP A    40                                                      
REMARK 465     PRO A    41                                                      
REMARK 465     THR A   150                                                      
REMARK 465     GLU A   151                                                      
REMARK 465     ASP A   152                                                      
REMARK 465     GLY A   153                                                      
REMARK 465     PRO A   154                                                      
REMARK 465     LEU A   155                                                      
REMARK 465     THR A   156                                                      
REMARK 465     LYS A   157                                                      
REMARK 465     LYS A   158                                                      
REMARK 465     ARG A   159                                                      
REMARK 465     ASP A   160                                                      
REMARK 465     GLU A   161                                                      
REMARK 465     ALA A   162                                                      
REMARK 465     THR A   163                                                      
REMARK 465     LEU A   164                                                      
REMARK 465     ASN A   165                                                      
REMARK 465     PRO A   166                                                      
REMARK 465     PRO A   167                                                      
REMARK 465     ASP A   168                                                      
REMARK 465     THR A   169                                                      
REMARK 465     ASP A   170                                                      
REMARK 465     ILE A   171                                                      
REMARK 465     ARG A   172                                                      
REMARK 465     ASP A   173                                                      
REMARK 465     PRO A   174                                                      
REMARK 465     ASP A   393                                                      
REMARK 465     SER A   394                                                      
REMARK 465     ALA A   395                                                      
REMARK 465     GLU A   396                                                      
REMARK 465     SER A   397                                                      
REMARK 465     GLU A   398                                                      
REMARK 465     ASP A   399                                                      
REMARK 465     GLY A   400                                                      
REMARK 465     GLN A   553                                                      
REMARK 465     ASP A   554                                                      
REMARK 465     THR A   555                                                      
REMARK 465     LYS A   556                                                      
REMARK 465     PHE A   557                                                      
REMARK 465     ILE A   558                                                      
REMARK 465     HIS A   559                                                      
REMARK 465     THR A   560                                                      
REMARK 465     LYS A   561                                                      
REMARK 465     PRO A   562                                                      
REMARK 465     ASN A   610                                                      
REMARK 465     LEU A   611                                                      
REMARK 465     VAL A   612                                                      
REMARK 465     PRO A   613                                                      
REMARK 465     ARG A   614                                                      
REMARK 465     ALA B    16                                                      
REMARK 465     ASP B    17                                                      
REMARK 465     PRO B    18                                                      
REMARK 465     GLN B    19                                                      
REMARK 465     GLY B    20                                                      
REMARK 465     VAL B    21                                                      
REMARK 465     TYR B    22                                                      
REMARK 465     ALA B    23                                                      
REMARK 465     PRO B    24                                                      
REMARK 465     ALA B    25                                                      
REMARK 465     ASN B    42                                                      
REMARK 465     ILE B    43                                                      
REMARK 465     SER B    44                                                      
REMARK 465     SER B    80                                                      
REMARK 465     ASP B    81                                                      
REMARK 465     LYS B    82                                                      
REMARK 465     PHE B    83                                                      
REMARK 465     GLN B    84                                                      
REMARK 465     VAL B   140                                                      
REMARK 465     SER B   141                                                      
REMARK 465     ASP B   142                                                      
REMARK 465     MET B   329                                                      
REMARK 465     LYS B   330                                                      
REMARK 465     LEU B   331                                                      
REMARK 465     VAL B   332                                                      
REMARK 465     PRO B   333                                                      
REMARK 465     ARG B   334                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    GLU A   386     OG1  THR A   456              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    ASN A 522   CB    ASN A 522   CG      0.141                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A  59       41.70    -77.85                                   
REMARK 500    ALA A 113       61.49     66.02                                   
REMARK 500    ASN A 126       52.12   -114.64                                   
REMARK 500    SER A 187       21.93   -153.68                                   
REMARK 500    TYR A 188       -3.52     74.19                                   
REMARK 500    ASP A 226     -164.54   -100.25                                   
REMARK 500    ASN A 248      -14.92   -142.48                                   
REMARK 500    SER A 280       33.54    -98.52                                   
REMARK 500    ASP A 358      -82.43   -113.80                                   
REMARK 500    TYR A 435       57.06   -110.14                                   
REMARK 500    TYR A 474       30.87    -88.24                                   
REMARK 500    GLU A 567       18.73     54.66                                   
REMARK 500    TRP A 570       89.31    -63.08                                   
REMARK 500    GLN B  34       41.72    -98.29                                   
REMARK 500    THR B  75       87.31    -66.78                                   
REMARK 500    ASP B 130     -166.07    -75.55                                   
REMARK 500    GLN B 149       31.95    -92.72                                   
REMARK 500    TYR B 191       14.07     57.99                                   
REMARK 500    TYR B 209       84.81    -67.85                                   
REMARK 500    ASN B 247     -178.41    -68.45                                   
REMARK 500    LEU B 270      108.56    -50.54                                   
REMARK 500    ASN B 313       71.47    -61.70                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  5XEQ A   42   611  UNP    Q8NFZ4   NLGN2_HUMAN     42    611             
DBREF  5XEQ B   19   330  UNP    Q8NFP4   MDGA1_HUMAN     19    330             
SEQADV 5XEQ ALA A   39  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ ASP A   40  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ PRO A   41  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ GLN A   98  UNP  Q8NFZ4    ASN    98 ENGINEERED MUTATION            
SEQADV 5XEQ VAL A  612  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ PRO A  613  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ ARG A  614  UNP  Q8NFZ4              EXPRESSION TAG                 
SEQADV 5XEQ ALA B   16  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ ASP B   17  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ PRO B   18  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ LEU B  331  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ VAL B  332  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ PRO B  333  UNP  Q8NFP4              EXPRESSION TAG                 
SEQADV 5XEQ ARG B  334  UNP  Q8NFP4              EXPRESSION TAG                 
SEQRES   1 A  576  ALA ASP PRO PRO VAL VAL ASN THR ALA TYR GLY ARG VAL          
SEQRES   2 A  576  ARG GLY VAL ARG ARG GLU LEU ASN ASN GLU ILE LEU GLY          
SEQRES   3 A  576  PRO VAL VAL GLN PHE LEU GLY VAL PRO TYR ALA THR PRO          
SEQRES   4 A  576  PRO LEU GLY ALA ARG ARG PHE GLN PRO PRO GLU ALA PRO          
SEQRES   5 A  576  ALA SER TRP PRO GLY VAL ARG GLN ALA THR THR LEU PRO          
SEQRES   6 A  576  PRO ALA CYS PRO GLN ASN LEU HIS GLY ALA LEU PRO ALA          
SEQRES   7 A  576  ILE MET LEU PRO VAL TRP PHE THR ASP ASN LEU GLU ALA          
SEQRES   8 A  576  ALA ALA THR TYR VAL GLN ASN GLN SER GLU ASP CYS LEU          
SEQRES   9 A  576  TYR LEU ASN LEU TYR VAL PRO THR GLU ASP GLY PRO LEU          
SEQRES  10 A  576  THR LYS LYS ARG ASP GLU ALA THR LEU ASN PRO PRO ASP          
SEQRES  11 A  576  THR ASP ILE ARG ASP PRO GLY LYS LYS PRO VAL MET LEU          
SEQRES  12 A  576  PHE LEU HIS GLY GLY SER TYR MET GLU GLY THR GLY ASN          
SEQRES  13 A  576  MET PHE ASP GLY SER VAL LEU ALA ALA TYR GLY ASN VAL          
SEQRES  14 A  576  ILE VAL ALA THR LEU ASN TYR ARG LEU GLY VAL LEU GLY          
SEQRES  15 A  576  PHE LEU SER THR GLY ASP GLN ALA ALA LYS GLY ASN TYR          
SEQRES  16 A  576  GLY LEU LEU ASP GLN ILE GLN ALA LEU ARG TRP LEU SER          
SEQRES  17 A  576  GLU ASN ILE ALA HIS PHE GLY GLY ASP PRO GLU ARG ILE          
SEQRES  18 A  576  THR ILE PHE GLY SER GLY ALA GLY ALA SER CYS VAL ASN          
SEQRES  19 A  576  LEU LEU ILE LEU SER HIS HIS SER GLU GLY LEU PHE GLN          
SEQRES  20 A  576  LYS ALA ILE ALA GLN SER GLY THR ALA ILE SER SER TRP          
SEQRES  21 A  576  SER VAL ASN TYR GLN PRO LEU LYS TYR THR ARG LEU LEU          
SEQRES  22 A  576  ALA ALA LYS VAL GLY CYS ASP ARG GLU ASP SER ALA GLU          
SEQRES  23 A  576  ALA VAL GLU CYS LEU ARG ARG LYS PRO SER ARG GLU LEU          
SEQRES  24 A  576  VAL ASP GLN ASP VAL GLN PRO ALA ARG TYR HIS ILE ALA          
SEQRES  25 A  576  PHE GLY PRO VAL VAL ASP GLY ASP VAL VAL PRO ASP ASP          
SEQRES  26 A  576  PRO GLU ILE LEU MET GLN GLN GLY GLU PHE LEU ASN TYR          
SEQRES  27 A  576  ASP MET LEU ILE GLY VAL ASN GLN GLY GLU GLY LEU LYS          
SEQRES  28 A  576  PHE VAL GLU ASP SER ALA GLU SER GLU ASP GLY VAL SER          
SEQRES  29 A  576  ALA SER ALA PHE ASP PHE THR VAL SER ASN PHE VAL ASP          
SEQRES  30 A  576  ASN LEU TYR GLY TYR PRO GLU GLY LYS ASP VAL LEU ARG          
SEQRES  31 A  576  GLU THR ILE LYS PHE MET TYR THR ASP TRP ALA ASP ARG          
SEQRES  32 A  576  ASP ASN GLY GLU MET ARG ARG LYS THR LEU LEU ALA LEU          
SEQRES  33 A  576  PHE THR ASP HIS GLN TRP VAL ALA PRO ALA VAL ALA THR          
SEQRES  34 A  576  ALA LYS LEU HIS ALA ASP TYR GLN SER PRO VAL TYR PHE          
SEQRES  35 A  576  TYR THR PHE TYR HIS HIS CYS GLN ALA GLU GLY ARG PRO          
SEQRES  36 A  576  GLU TRP ALA ASP ALA ALA HIS GLY ASP GLU LEU PRO TYR          
SEQRES  37 A  576  VAL PHE GLY VAL PRO MET VAL GLY ALA THR ASP LEU PHE          
SEQRES  38 A  576  PRO CYS ASN PHE SER LYS ASN ASP VAL MET LEU SER ALA          
SEQRES  39 A  576  VAL VAL MET THR TYR TRP THR ASN PHE ALA LYS THR GLY          
SEQRES  40 A  576  ASP PRO ASN GLN PRO VAL PRO GLN ASP THR LYS PHE ILE          
SEQRES  41 A  576  HIS THR LYS PRO ASN ARG PHE GLU GLU VAL VAL TRP SER          
SEQRES  42 A  576  LYS PHE ASN SER LYS GLU LYS GLN TYR LEU HIS ILE GLY          
SEQRES  43 A  576  LEU LYS PRO ARG VAL ARG ASP ASN TYR ARG ALA ASN LYS          
SEQRES  44 A  576  VAL ALA PHE TRP LEU GLU LEU VAL PRO HIS LEU HIS ASN          
SEQRES  45 A  576  LEU VAL PRO ARG                                              
SEQRES   1 B  319  ALA ASP PRO GLN GLY VAL TYR ALA PRO ALA GLN ALA GLN          
SEQRES   2 B  319  ILE VAL HIS ALA GLY GLN ALA CYS VAL VAL LYS GLU ASP          
SEQRES   3 B  319  ASN ILE SER GLU ARG VAL TYR THR ILE ARG GLU GLY ASP          
SEQRES   4 B  319  THR LEU MET LEU GLN CYS LEU VAL THR GLY HIS PRO ARG          
SEQRES   5 B  319  PRO GLN VAL ARG TRP THR LYS THR ALA GLY SER ALA SER          
SEQRES   6 B  319  ASP LYS PHE GLN GLU THR SER VAL PHE ASN GLU THR LEU          
SEQRES   7 B  319  ARG ILE GLU ARG ILE ALA ARG THR GLN GLY GLY ARG TYR          
SEQRES   8 B  319  TYR CYS LYS ALA GLU ASN GLY VAL GLY VAL PRO ALA ILE          
SEQRES   9 B  319  LYS SER ILE ARG VAL ASP VAL GLN TYR LEU ASP GLU PRO          
SEQRES  10 B  319  MET LEU THR VAL HIS GLN THR VAL SER ASP VAL ARG GLY          
SEQRES  11 B  319  ASN PHE TYR GLN GLU LYS THR VAL PHE LEU ARG CYS THR          
SEQRES  12 B  319  VAL ASN SER ASN PRO PRO ALA ARG PHE ILE TRP LYS ARG          
SEQRES  13 B  319  GLY SER ASP THR LEU SER HIS SER GLN ASP ASN GLY VAL          
SEQRES  14 B  319  ASP ILE TYR GLU PRO LEU TYR THR GLN GLY GLU THR LYS          
SEQRES  15 B  319  VAL LEU LYS LEU LYS ASN LEU ARG PRO GLN ASP TYR ALA          
SEQRES  16 B  319  SER TYR THR CYS GLN VAL SER VAL ARG ASN VAL CYS GLY          
SEQRES  17 B  319  ILE PRO ASP LYS ALA ILE THR PHE ARG LEU THR ASN THR          
SEQRES  18 B  319  THR ALA PRO PRO ALA LEU LYS LEU SER VAL ASN GLU THR          
SEQRES  19 B  319  LEU VAL VAL ASN PRO GLY GLU ASN VAL THR VAL GLN CYS          
SEQRES  20 B  319  LEU LEU THR GLY GLY ASP PRO LEU PRO GLN LEU GLN TRP          
SEQRES  21 B  319  SER HIS GLY PRO GLY PRO LEU PRO LEU GLY ALA LEU ALA          
SEQRES  22 B  319  GLN GLY GLY THR LEU SER ILE PRO SER VAL GLN ALA ARG          
SEQRES  23 B  319  ASP SER GLY TYR TYR ASN CYS THR ALA THR ASN ASN VAL          
SEQRES  24 B  319  GLY ASN PRO ALA LYS LYS THR VAL ASN LEU LEU VAL ARG          
SEQRES  25 B  319  SER MET LYS LEU VAL PRO ARG                                  
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    NAG  A 701      14                                                       
HET    NAG  B 403      14                                                       
HET    NAG  B 404      14                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
FORMUL   3  NAG    5(C8 H15 N O6)                                               
HELIX    1 AA1 PRO A  120  ASN A  126  1                                   7    
HELIX    2 AA2 ASN A  126  THR A  132  1                                   7    
HELIX    3 AA3 TYR A  133  GLN A  135  5                                   3    
HELIX    4 AA4 THR A  192  PHE A  196  5                                   5    
HELIX    5 AA5 GLY A  198  ASN A  206  1                                   9    
HELIX    6 AA6 LEU A  216  LEU A  222  1                                   7    
HELIX    7 AA7 ASN A  232  GLU A  247  1                                  16    
HELIX    8 AA8 ASN A  248  PHE A  252  5                                   5    
HELIX    9 AA9 GLY A  265  SER A  277  1                                  13    
HELIX   10 AB1 GLN A  303  VAL A  315  1                                  13    
HELIX   11 AB2 ASP A  321  ARG A  330  1                                  10    
HELIX   12 AB3 PRO A  333  ASP A  339  1                                   7    
HELIX   13 AB4 ASP A  363  GLN A  370  1                                   8    
HELIX   14 AB5 GLY A  387  GLU A  392  1                                   6    
HELIX   15 AB6 SER A  402  TYR A  418  1                                  17    
HELIX   16 AB7 GLY A  423  TYR A  435  1                                  13    
HELIX   17 AB8 ASN A  443  TRP A  460  1                                  18    
HELIX   18 AB9 TRP A  460  TYR A  474  1                                  15    
HELIX   19 AC1 GLU A  503  PHE A  508  1                                   6    
HELIX   20 AC2 GLY A  509  VAL A  513  5                                   5    
HELIX   21 AC3 SER A  524  GLY A  545  1                                  22    
HELIX   22 AC4 ARG A  594  LEU A  604  1                                  11    
HELIX   23 AC5 ALA B   99  GLY B  103  5                                   5    
HELIX   24 AC6 GLN B  299  SER B  303  5                                   5    
SHEET    1 AA1 3 VAL A  43  ASN A  45  0                                        
SHEET    2 AA1 3 ARG A  50  ARG A  52 -1  O  VAL A  51   N  VAL A  44           
SHEET    3 AA1 3 VAL A  96  GLN A  98  1  O  ARG A  97   N  ARG A  52           
SHEET    1 AA211 VAL A  54  GLU A  57  0                                        
SHEET    2 AA211 PRO A  65  PRO A  73 -1  O  GLN A  68   N  VAL A  54           
SHEET    3 AA211 TYR A 143  VAL A 148 -1  O  VAL A 148   N  VAL A  67           
SHEET    4 AA211 ILE A 208  LEU A 212 -1  O  VAL A 209   N  TYR A 147           
SHEET    5 AA211 LYS A 177  LEU A 183  1  N  PHE A 182   O  ALA A 210           
SHEET    6 AA211 GLY A 254  SER A 264  1  O  ASP A 255   N  LYS A 177           
SHEET    7 AA211 LYS A 286  GLN A 290  1  O  GLN A 290   N  GLY A 263           
SHEET    8 AA211 ASP A 377  ASN A 383  1  O  ASP A 377   N  ALA A 287           
SHEET    9 AA211 VAL A 478  PHE A 483  1  O  PHE A 483   N  VAL A 382           
SHEET   10 AA211 TYR A 580  ILE A 583  1  O  LEU A 581   N  PHE A 480           
SHEET   11 AA211 ARG A 588  ARG A 590 -1  O  ARG A 588   N  HIS A 582           
SHEET    1 AA3 3 GLN B  28  ALA B  32  0                                        
SHEET    2 AA3 3 LEU B  56  THR B  63 -1  O  GLN B  59   N  ALA B  32           
SHEET    3 AA3 3 THR B  92  ILE B  95 -1  O  ILE B  95   N  LEU B  56           
SHEET    1 AA4 4 VAL B  47  ARG B  51  0                                        
SHEET    2 AA4 4 ALA B 118  GLN B 127  1  O  ARG B 123   N  TYR B  48           
SHEET    3 AA4 4 ARG B 105  GLU B 111 -1  N  TYR B 106   O  ILE B 122           
SHEET    4 AA4 4 GLN B  69  LYS B  74 -1  N  THR B  73   O  TYR B 107           
SHEET    1 AA5 4 MET B 133  HIS B 137  0                                        
SHEET    2 AA5 4 VAL B 153  THR B 158 -1  O  ARG B 156   N  THR B 135           
SHEET    3 AA5 4 THR B 196  LEU B 201 -1  O  LYS B 197   N  CYS B 157           
SHEET    4 AA5 4 VAL B 184  TYR B 187 -1  N  TYR B 187   O  VAL B 198           
SHEET    1 AA6 3 ARG B 166  ARG B 171  0                                        
SHEET    2 AA6 3 SER B 211  SER B 217 -1  O  SER B 217   N  ARG B 166           
SHEET    3 AA6 3 LYS B 227  ARG B 232 -1  O  PHE B 231   N  TYR B 212           
SHEET    1 AA7 3 ALA B 241  LEU B 244  0                                        
SHEET    2 AA7 3 VAL B 258  GLY B 266 -1  O  LEU B 263   N  LYS B 243           
SHEET    3 AA7 3 THR B 292  ILE B 295 -1  O  LEU B 293   N  VAL B 260           
SHEET    1 AA8 4 THR B 249  VAL B 252  0                                        
SHEET    2 AA8 4 ALA B 318  VAL B 326  1  O  LEU B 325   N  LEU B 250           
SHEET    3 AA8 4 GLY B 304  THR B 311 -1  N  CYS B 308   O  LYS B 320           
SHEET    4 AA8 4 GLN B 272  GLN B 274 -1  N  GLN B 274   O  THR B 309           
SSBOND   1 CYS A  106    CYS A  141                          1555   1555  2.03  
SSBOND   2 CYS A  317    CYS A  328                          1555   1555  2.03  
SSBOND   3 CYS A  487    CYS A  521                          1555   1555  2.02  
SSBOND   4 CYS B   60    CYS B  108                          1555   1555  2.03  
SSBOND   5 CYS B  157    CYS B  214                          1555   1555  2.03  
SSBOND   6 CYS B  262    CYS B  308                          1555   1555  2.04  
LINK         ND2 ASN A 522                 C1  NAG A 701     1555   1555  1.52  
LINK         ND2 ASN B 235                 C1  NAG B 403     1555   1555  1.45  
LINK         ND2 ASN B 257                 C1  NAG B 404     1555   1555  1.44  
LINK         ND2 ASN B 307                 C1  NAG C   1     1555   1555  1.46  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.46  
CRYST1  154.875   69.134  108.843  90.00 115.31  90.00 C 1 2 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      0.006457  0.000000  0.003053        0.00000                         
SCALE2      0.000000  0.014465  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010163        0.00000