HEADER    CELL ADHESION                           13-DEC-10   3ASI              
TITLE     ALPHA-NEUREXIN-1 ECTODOMAIN FRAGMENT; LNS5-EGF3-LNS6                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NEUREXIN-1-ALPHA;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 923-1323;                                     
COMPND   5 SYNONYM: NEUREXIN I-ALPHA;                                           
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: BOVINE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 GENE: NRXN1;                                                         
SOURCE   6 EXPRESSION_SYSTEM: CRICETULUS GRISEUS;                               
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 10029;                                      
SOURCE   8 EXPRESSION_SYSTEM_CELL: CHO LEC 3.2.8.1;                             
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: VECTOR;                               
SOURCE  10 EXPRESSION_SYSTEM_VECTOR: PCDNA3.1                                   
KEYWDS    BETA-SANDWICH, CELL ADHESION, SYNAPSE MATURATION, NEUROLIGIN, N-      
KEYWDS   2 GLYCOSYLATION, MEMBRANE                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.TANAKA,T.NOGI,N.YASUI,J.TAKAGI                                      
REVDAT   5   20-NOV-24 3ASI    1       REMARK                                   
REVDAT   4   01-NOV-23 3ASI    1       HETSYN                                   
REVDAT   3   29-JUL-20 3ASI    1       COMPND REMARK SEQADV HETNAM              
REVDAT   3 2                   1       LINK   SITE                              
REVDAT   2   01-JUN-11 3ASI    1       JRNL                                     
REVDAT   1   13-APR-11 3ASI    0                                                
JRNL        AUTH   H.TANAKA,T.NOGI,N.YASUI,K.IWASAKI,J.TAKAGI                   
JRNL        TITL   STRUCTURAL BASIS FOR VARIANT-SPECIFIC NEUROLIGIN-BINDING BY  
JRNL        TITL 2 ALPHA-NEUREXIN                                               
JRNL        REF    PLOS ONE                      V.   6 19411 2011              
JRNL        REFN                   ESSN 1932-6203                               
JRNL        PMID   21552542                                                     
JRNL        DOI    10.1371/JOURNAL.PONE.0019411                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.07                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 19697                          
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) : 0.200                           
REMARK   3   R VALUE            (WORKING SET) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.247                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1035                            
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) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1412                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.93                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2190                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 73                           
REMARK   3   BIN FREE R VALUE                    : 0.2360                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3019                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 15                                      
REMARK   3   SOLVENT ATOMS            : 148                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.55                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.16000                                              
REMARK   3    B22 (A**2) : -2.38000                                             
REMARK   3    B33 (A**2) : -0.78000                                             
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): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.233         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.152         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.079         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.940                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.903                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3121 ; 0.008 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4238 ; 1.124 ; 1.952       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   400 ; 6.312 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   142 ;40.307 ;25.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   516 ;14.725 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    14 ;18.024 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   475 ; 0.073 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2378 ; 0.004 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  1955 ; 0.476 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3146 ; 0.925 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1166 ; 1.313 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1089 ; 2.249 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3ASI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-DEC-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000029641.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-OCT-06                          
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               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL41XU                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : ROTATED-INCLINED DOUBLE-CRYSTAL    
REMARK 200                                   MONOCHROMATOR, SI(111)             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20732                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 39.070                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : 0.08300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.42                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.27100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.200                              
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: PDB ENTRY 1C4R                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.22                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 18% PEG3000, 0.1M SODIUM ACETATE AND     
REMARK 280  0.3M SODIUM MALONATE PH 7.0, VAPOR DIFFUSION, HANGING DROP,         
REMARK 280  TEMPERATURE 293KK                                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
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       36.45500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.69000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       36.45500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.69000            
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: 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 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     ARG A   863                                                      
REMARK 465     ASN A   864                                                      
REMARK 465     ILE A   865                                                      
REMARK 465     ILE A   866                                                      
REMARK 465     GLU A  1262                                                      
REMARK 465     VAL A  1263                                                      
REMARK 465     SER A  1264                                                      
REMARK 465     ARG A  1265                                                      
REMARK 465     LEU A  1266                                                      
REMARK 465     GLU A  1267                                                      
REMARK 465     ASN A  1268                                                      
REMARK 465     LEU A  1269                                                      
REMARK 465     TYR A  1270                                                      
REMARK 465     PHE A  1271                                                      
REMARK 465     GLN A  1272                                                      
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    SER A   877     O    HOH A  5091              2.16            
REMARK 500   O    PHE A  1012     O    HOH A  5091              2.19            
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    THR A 883      129.92    -33.21                                   
REMARK 500    ASN A 962       29.20     83.24                                   
REMARK 500    ASP A 969     -102.69     56.80                                   
REMARK 500    ARG A 981     -105.39   -100.96                                   
REMARK 500    LYS A 986      -36.85   -132.00                                   
REMARK 500    ASN A1022       73.33     88.93                                   
REMARK 500    SER A1076       -5.05     71.15                                   
REMARK 500    LYS A1093      125.49    -38.23                                   
REMARK 500    THR A1158     -105.40   -113.50                                   
REMARK 500    ASN A1171       43.92    -94.17                                   
REMARK 500    ASP A1192     -125.60     52.05                                   
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                              CA A2001  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A1139   OD2                                                    
REMARK 620 2 VAL A1156   O    97.1                                              
REMARK 620 3 ILE A1208   O    89.9  90.9                                        
REMARK 620 4 ASN A1210   OD1  95.1 167.6  91.7                                  
REMARK 620 5 HOH A5072   O    84.5  83.6 171.6  95.1                            
REMARK 620 6 HOH A5078   O   159.2 103.7  89.6  64.2  97.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 1. RESIDUE 1068 (UNP RESIDUE NUMBER 1128) WAS A PHE IN THE CDNA      
REMARK 999 USED FOR THIS STUDY; 2. SEQUENCE OF THE PROTEIN WAS BASED ON         
REMARK 999 ISOFORM 11 OF DATABASE Q28146 (NRX1A_BOVIN).                         
DBREF  3ASI A  863  1263  UNP    Q28146   NRX1A_BOVIN    923   1323             
SEQADV 3ASI PHE A 1068  UNP  Q28146    ILE  1128 SEE REMARK 999                 
SEQADV 3ASI SER A 1264  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI ARG A 1265  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI LEU A 1266  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI GLU A 1267  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI ASN A 1268  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI LEU A 1269  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI TYR A 1270  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI PHE A 1271  UNP  Q28146              EXPRESSION TAG                 
SEQADV 3ASI GLN A 1272  UNP  Q28146              EXPRESSION TAG                 
SEQRES   1 A  410  ARG ASN ILE ILE ALA ASP PRO VAL THR PHE LYS THR LYS          
SEQRES   2 A  410  SER SER TYR VAL ALA LEU ALA THR LEU GLN ALA TYR THR          
SEQRES   3 A  410  SER MET HIS LEU PHE PHE GLN PHE LYS THR THR SER LEU          
SEQRES   4 A  410  ASP GLY LEU ILE LEU TYR ASN SER GLY ASP GLY ASN ASP          
SEQRES   5 A  410  PHE ILE VAL VAL GLU LEU VAL LYS GLY TYR LEU HIS TYR          
SEQRES   6 A  410  VAL PHE ASP LEU GLY ASN GLY ALA ASN LEU ILE LYS GLY          
SEQRES   7 A  410  SER SER ASN LYS PRO LEU ASN ASP ASN GLN TRP HIS ASN          
SEQRES   8 A  410  VAL MET ILE SER ARG ASP THR SER ASN LEU HIS THR VAL          
SEQRES   9 A  410  LYS ILE ASP THR LYS ILE THR THR GLN ILE THR ALA GLY          
SEQRES  10 A  410  ALA ARG ASN LEU ASP LEU LYS SER ASP LEU TYR ILE GLY          
SEQRES  11 A  410  GLY VAL ALA LYS GLU THR TYR LYS SER LEU PRO LYS LEU          
SEQRES  12 A  410  VAL HIS ALA LYS GLU GLY PHE GLN GLY CYS LEU ALA SER          
SEQRES  13 A  410  VAL ASP LEU ASN GLY ARG LEU PRO ASP LEU ILE SER ASP          
SEQRES  14 A  410  ALA LEU PHE CYS ASN GLY GLN ILE GLU ARG GLY CYS GLU          
SEQRES  15 A  410  GLY PRO SER THR THR CYS GLN GLU ASP SER CYS SER ASN          
SEQRES  16 A  410  GLN GLY VAL CYS LEU GLN GLN TRP ASP GLY PHE SER CYS          
SEQRES  17 A  410  ASP CYS SER MET THR SER PHE SER GLY PRO LEU CYS ASN          
SEQRES  18 A  410  ASP PRO GLY THR THR TYR ILE PHE SER LYS GLY GLY GLY          
SEQRES  19 A  410  GLN ILE THR TYR LYS TRP PRO PRO ASN ASP ARG PRO SER          
SEQRES  20 A  410  THR ARG ALA ASP ARG LEU ALA ILE GLY PHE SER THR VAL          
SEQRES  21 A  410  GLN LYS GLU ALA VAL LEU VAL ARG VAL ASP SER SER SER          
SEQRES  22 A  410  GLY LEU GLY ASP TYR LEU GLU LEU HIS ILE HIS GLN GLY          
SEQRES  23 A  410  LYS ILE GLY VAL LYS PHE ASN VAL GLY THR ASP ASP ILE          
SEQRES  24 A  410  ALA ILE GLU GLU SER ASN ALA ILE ILE ASN ASP GLY LYS          
SEQRES  25 A  410  TYR HIS VAL VAL ARG PHE THR ARG SER GLY GLY ASN ALA          
SEQRES  26 A  410  THR LEU GLN VAL ASP SER TRP PRO VAL ILE GLU ARG TYR          
SEQRES  27 A  410  PRO ALA GLY ARG GLN LEU THR ILE PHE ASN SER GLN ALA          
SEQRES  28 A  410  THR ILE ILE ILE GLY GLY LYS GLU GLN GLY GLN PRO PHE          
SEQRES  29 A  410  GLN GLY GLN LEU SER GLY LEU TYR TYR ASN GLY LEU LYS          
SEQRES  30 A  410  VAL LEU ASN MET ALA ALA GLU ASN ASP ALA ASN ILE ALA          
SEQRES  31 A  410  ILE VAL GLY ASN VAL ARG LEU VAL GLY GLU VAL SER ARG          
SEQRES  32 A  410  LEU GLU ASN LEU TYR PHE GLN                                  
MODRES 3ASI ASN A 1186  ASN  GLYCOSYLATION SITE                                 
HET     CA  A2001       1                                                       
HET    NAG  A4001      14                                                       
HETNAM      CA CALCIUM ION                                                      
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   2   CA    CA 2+                                                        
FORMUL   3  NAG    C8 H15 N O6                                                  
FORMUL   4  HOH   *148(H2 O)                                                    
HELIX    1   1 ALA A  995  LEU A 1002  5                                   8    
HELIX    2   2 LYS A 1239  GLU A 1246  1                                   8    
SHEET    1   A 7 LYS A 971  ILE A 976  0                                        
SHEET    2   A 7 LEU A 963  ILE A 968 -1  N  HIS A 964   O  GLN A 975           
SHEET    3   A 7 HIS A 952  ARG A 958 -1  N  MET A 955   O  LYS A 967           
SHEET    4   A 7 MET A 890  LYS A 897 -1  N  LEU A 892   O  ILE A 956           
SHEET    5   A 7 GLY A1014  ASP A1020 -1  O  ASP A1020   N  PHE A 893           
SHEET    6   A 7 VAL A 870  PHE A 872 -1  N  PHE A 872   O  GLY A1014           
SHEET    7   A 7 ILE A1039  ARG A1041 -1  O  GLU A1040   N  THR A 871           
SHEET    1   B 7 ALA A 935  LYS A 939  0                                        
SHEET    2   B 7 TYR A 924  ASP A 930 -1  N  PHE A 929   O  ASN A 936           
SHEET    3   B 7 PHE A 915  VAL A 921 -1  N  GLU A 919   O  HIS A 926           
SHEET    4   B 7 GLY A 903  SER A 909 -1  N  GLY A 903   O  LEU A 920           
SHEET    5   B 7 LEU A 989  ILE A 991 -1  O  TYR A 990   N  TYR A 907           
SHEET    6   B 7 TYR A 878  LEU A 881 -1  N  LEU A 881   O  LEU A 989           
SHEET    7   B 7 PHE A1034  ASN A1036 -1  O  ASN A1036   N  TYR A 878           
SHEET    1   C 2 VAL A1060  GLN A1063  0                                        
SHEET    2   C 2 PHE A1068  ASP A1071 -1  O  ASP A1071   N  VAL A1060           
SHEET    1   D 2 PHE A1077  SER A1078  0                                        
SHEET    2   D 2 ASP A1084  PRO A1085 -1  O  ASP A1084   N  SER A1078           
SHEET    1   E11 ILE A1161  GLU A1164  0                                        
SHEET    2   E11 LYS A1149  ASN A1155 -1  N  VAL A1152   O  ILE A1163           
SHEET    3   E11 TYR A1140  HIS A1146 -1  N  GLU A1142   O  LYS A1153           
SHEET    4   E11 GLU A1125  SER A1133 -1  N  VAL A1131   O  LEU A1141           
SHEET    5   E11 GLN A1212  ILE A1217 -1  O  ILE A1216   N  ARG A1130           
SHEET    6   E11 THR A1088  LYS A1101 -1  N  ILE A1098   O  ILE A1217           
SHEET    7   E11 GLY A1228  TYR A1235 -1  O  GLY A1228   N  PHE A1091           
SHEET    8   E11 ALA A1112  SER A1120 -1  N  GLY A1118   O  SER A1231           
SHEET    9   E11 HIS A1176  SER A1183 -1  O  PHE A1180   N  LEU A1115           
SHEET   10   E11 ASN A1186  VAL A1191 -1  O  ASN A1186   N  SER A1183           
SHEET   11   E11 ILE A1197  ARG A1199 -1  O  ILE A1197   N  LEU A1189           
SHEET    1   F 7 ILE A1161  GLU A1164  0                                        
SHEET    2   F 7 LYS A1149  ASN A1155 -1  N  VAL A1152   O  ILE A1163           
SHEET    3   F 7 TYR A1140  HIS A1146 -1  N  GLU A1142   O  LYS A1153           
SHEET    4   F 7 GLU A1125  SER A1133 -1  N  VAL A1131   O  LEU A1141           
SHEET    5   F 7 GLN A1212  ILE A1217 -1  O  ILE A1216   N  ARG A1130           
SHEET    6   F 7 THR A1088  LYS A1101 -1  N  ILE A1098   O  ILE A1217           
SHEET    7   F 7 ILE A1251  VAL A1260 -1  O  ALA A1252   N  THR A1099           
SSBOND   1 CYS A 1015    CYS A 1043                          1555   1555  2.05  
SSBOND   2 CYS A 1050    CYS A 1061                          1555   1555  2.06  
SSBOND   3 CYS A 1055    CYS A 1070                          1555   1555  2.03  
SSBOND   4 CYS A 1072    CYS A 1082                          1555   1555  2.06  
LINK         ND2 ASN A1186                 C1  NAG A4001     1555   1555  1.45  
LINK         OD2 ASP A1139                CA    CA A2001     1555   1555  2.45  
LINK         O   VAL A1156                CA    CA A2001     1555   1555  2.44  
LINK         O   ILE A1208                CA    CA A2001     1555   1555  2.35  
LINK         OD1 ASN A1210                CA    CA A2001     1555   1555  2.30  
LINK        CA    CA A2001                 O   HOH A5072     1555   1555  2.52  
LINK        CA    CA A2001                 O   HOH A5078     1555   1555  2.65  
CRYST1   72.910   79.380   78.135  90.00  90.00  90.00 P 21 21 2     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      0.013716  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012598  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012798        0.00000