HEADER    GLYCOSYLTRANSFERASE                     09-AUG-94   1CXG              
OBSLTE     14-OCT-98 1CXG      2CXG                                             
TITLE     X-RAY STRUCTURE OF CYCLODEXTRIN GLYCOSYLTRANSFERASE                   
TITLE    2 COMPLEXED WITH ACARBOSE. IMPLICATIONS FOR THE CATALYTIC              
TITLE    3 MECHANISM OF GLYCOSIDASES                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE:;                                                           
COMPND   3 CHAIN: NULL;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1                                                             
KEYWDS    GLYCOSYLTRANSFERASE                                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.V.STROKOPYTOV,B.W.DIJKSTRA                                          
REVDAT   1   20-DEC-94 1CXG    0                                                
JRNL        AUTH   B.STROKOPYTOV,D.PENNINGA,H.J.ROZEBOOM,K.H.KALK,              
JRNL        AUTH 2 L.DIJKHUIZEN,B.W.DIJKSTRA                                    
JRNL        TITL   X-RAY STRUCTURE OF CYCLODEXTRIN                              
JRNL        TITL 2 GLYCOSYLTRANSFERASE COMPLEXED WITH ACARBOSE.                 
JRNL        TITL 3 IMPLICATIONS FOR THE CATALYTIC MECHANISM OF                  
JRNL        TITL 4 GLYCOSIDASES                                                 
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   C.L.L.LAWSON,R.VAN MONTFORT,B.STROKOPYTOV,                   
REMARK   1  AUTH 2 H.J.ROZEBOOM,K.H.KALK,G.E.DE VRIES,D.PENNINGA,               
REMARK   1  AUTH 3 L.DIJKHUIZEN,B.W.DIJKSTRA                                    
REMARK   1  TITL   NUCLEOTIDE SEQUENCE AND X-RAY STRUCTURE OF                   
REMARK   1  TITL 2 CYCLODEXTRIN GLYCOSYLTRANSFERASE FROM BACILLUS               
REMARK   1  TITL 3 CIRCULANS STRAIN 251 IN A MALTOSE-DEPENDENT                  
REMARK   1  TITL 4 CRYSTAL FORM                                                 
REMARK   1  REF    J.MOL.BIOL.                   V. 236   590 1994              
REMARK   1  REFN   ASTM JMOBAK  UK ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   C.L.L.LAWSON,J.BERGSMA,P.M.BRUINENBERG,                      
REMARK   1  AUTH 2 G.E.DE VRIES,L.DIJKHUIZEN,B.W.DIJKSTRA                       
REMARK   1  TITL   MALTODEXTRIN-DEPENDENT CRYSTALLIZATION OF                    
REMARK   1  TITL 2 CYCLOMALTODEXTRIN GLUCANOTRANSFERASE FROM BACILLUS           
REMARK   1  TITL 3 CIRCULANS                                                    
REMARK   1  REF    J.MOL.BIOL.                   V. 214   807 1990              
REMARK   1  REFN   ASTM JMOBAK  UK ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. 2.50 ANGSTROMS.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : TNT 1CXG                                             
REMARK   3   AUTHORS     : TRONRUD,TEN EYCK,MATTHEWS                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 22281                          
REMARK   3                                                                      
REMARK   3  USING DATA ABOVE SIGMA CUTOFF.                                      
REMARK   3   CROSS-VALIDATION METHOD          :NULL                             
REMARK   3   FREE R VALUE TEST SET SELECTION  :NULL                             
REMARK   3   R VALUE     (WORKING + TEST SET) :0.158                            
REMARK   3   R VALUE            (WORKING SET) :NULL                             
REMARK   3   FREE R VALUE                     :NULL                             
REMARK   3   FREE R VALUE TEST SET SIZE   (%) :NULL                             
REMARK   3   FREE R VALUE TEST SET COUNT      :NULL                             
REMARK   3                                                                      
REMARK   3  USING ALL DATA, NO SIGMA CUTOFF.                                    
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5264                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 115                                     
REMARK   3   SOLVENT ATOMS            : 192                                     
REMARK   3                                                                      
REMARK   3  WILSON B VALUE (FROM FCALC, A**2) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.    RMS    WEIGHT  COUNT           
REMARK   3   BOND LENGTHS                 (A) : NULL  ; NULL  ; NULL            
REMARK   3   BOND ANGLES            (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TORSION ANGLES         (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   PSEUDOROTATION ANGLES  (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TRIGONAL CARBON PLANES       (A) : NULL  ; NULL  ; NULL            
REMARK   3   GENERAL PLANES               (A) : NULL  ; NULL  ; NULL            
REMARK   3   ISOTROPIC THERMAL FACTORS (A**2) : NULL  ; NULL  ; NULL            
REMARK   3   NON-BONDED CONTACTS          (A) : NULL  ; NULL  ; NULL            
REMARK   3                                                                      
REMARK   3  INCORRECT CHIRAL-CENTERS (COUNT) : NULL                             
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  RESTRAINT LIBRARIES.                                                
REMARK   3   STEREOCHEMISTRY : NULL                                             
REMARK   3   ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL                         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1CXG COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998                       
REMARK   5                                                                      
REMARK   5 1CXG SITE: CAT: CATALYTIC SITE. 1CXG SITE: CA1: 1ST CALCIUM          
REMARK   5 BINDING SITE. 1CXG SITE: CA2: 2ND CALCIUM BINDING SITE.              
REMARK   5 1CXG SITE: MB1: (MAL 689): FIRST MALTOSE-BINDING SITE. 1CXG          
REMARK   5 SITE: MB2: (MAL 690): 2ND MALTOSE-BINDING SITE. 1CXG SITE:           
REMARK   5 MB3: (MAL 688): 3RD MALTOSE-BINDING SITE. 1CXG NOTE: 1CXG            
REMARK   5 SITE MB1 ALSO CONTAINS RESIDUE SER 382 FROM A 1CXG SYMMETRY          
REMARK   5 -RELATED MOLECULE. SITE MB3 ALSO CONTAINS 1CXG RESIDUES SER          
REMARK   5 537, ALA 539, AND ASP 540 FROM 1CXG SYMMETRY-RELATED                 
REMARK   5 MOLECULES. WATER MOLECULES ARE NOT 1CXG INCLUDED IN THESE            
REMARK   5 SITE RECORDS. FOR A DESCRIPTION 1CXG INCLUDING WATER                 
REMARK   5 MOLECULES SEE PDB FILE 1CDG. 1CXG                                    
REMARK   6                                                                      
REMARK   6 1CXG THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING                  
REMARK   6 RESIDUES 1CXG HAVE VALUES WHICH DEVIATE FROM EXPECTED                
REMARK   6 VALUES BY MORE 1CXG THAN 4.0*RMSD (M=MODEL NUMBER; RES=              
REMARK   6 RESIDUE NAME; C=CHAIN 1CXG IDENTIFIER; SEQ=SEQUENCE NUMBER;          
REMARK   6 I=INSERTION CODE). 1CXG 1CXG COVALENT BOND LENGTHS: 1CXG M           
REMARK   6 RES C SEQI ATM1 ATM2 (FROM ENGH AND HUBER, 1991) 1CXG 0 PRO          
REMARK   6 149 C - O DIST. DEV. = 0.08 ANGSTROMS 1CXG 0 LYS 232 CE -            
REMARK   6 NZ DIST. DEV. = 0.07 ANGSTROMS 1CXG 0 ARG 284 CZ - NH2               
REMARK   6 DIST. DEV. = 0.07 ANGSTROMS 1CXG 1CXG COVALENT BOND ANGLES:          
REMARK   6 1CXG M RES C SEQI ATM1 ATM2 ATM3 (FROM ENGH AND HUBER,1991)          
REMARK   6 1CXG 0 PHE 21 N - CA - C ANGL. DEV. = 10.4 DEGREES 1CXG 0            
REMARK   6 GLY 51 N - CA - C ANGL. DEV. = 10.9 DEGREES 1CXG 0 ASP 135           
REMARK   6 CB - CG - OD2 ANGL. DEV. = 10.1 DEGREES 1CXG 0 LEU 194 N -           
REMARK   6 CA - C ANGL. DEV. = 11.3 DEGREES 1CXG 0 LYS 216 CA - CB -            
REMARK   6 CG ANGL. DEV. = 10.5 DEGREES 1CXG 0 LYS 216 CG - CD - CE             
REMARK   6 ANGL. DEV. = 10.0 DEGREES 1CXG 0 GLY 222 N - CA - C ANGL.            
REMARK   6 DEV. = 11.3 DEGREES 1CXG 0 ARG 227 CB - CG - CD ANGL. DEV.           
REMARK   6 = 10.0 DEGREES 1CXG 0 ARG 284 CA - CB - CG ANGL. DEV. =              
REMARK   6 10.2 DEGREES 1CXG 0 ARG 331 NE - CZ - NH2 ANGL. DEV. = 10.9          
REMARK   6 DEGREES 1CXG 0 GLY 407 N - CA - C ANGL. DEV. = 9.9 DEGREES           
REMARK   6 1CXG 0 ARG 412 CB - CG - CD ANGL. DEV. = 10.2 DEGREES 1CXG           
REMARK   6 0 GLY 532 N - CA - C ANGL. DEV. = 10.3 DEGREES 1CXG 0 GLU            
REMARK   6 545 N - CA - CB ANGL. DEV. = 9.8 DEGREES 1CXG 0 GLN 602 C -          
REMARK   6 CA - CB ANGL. DEV. = 10.0 DEGREES 1CXG 0 VAL 629 N - CA - C          
REMARK   6 ANGL. DEV. = 10.0 DEGREES 1CXG 0 HIS 668 N - CA - C ANGL.            
REMARK   6 DEV. = 10.2 DEGREES 1CXG                                             
REMARK   7                                                                      
REMARK   7 1CXG ORIGINAL DEPOSITION REVISED PRIOR TO RELEASE 1CXG               
REMARK   7 TRACKING NUMBER: T5192, DATE RECEIVED: 18-NOV-94 1CXG                
REMARK   8                                                                      
REMARK   8 1CXG THE SEQUENCE OF CGTASE OF THIS ENTRY HAS BEEN ENTERED           
REMARK   8 AS 1CXG X78145 BC251CGT IN THE EMBL SEQUENCE DATA BASE. IT           
REMARK   8 IS 1CXG REPORTED IN REFERENCE 1 ABOVE. 1CXG                          
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.75                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.98                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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   1/2-X,-Y,1/2+Z                                          
REMARK 290       3555   -X,1/2+Y,1/2-Z                                          
REMARK 290       4555   1/2+X,1/2-Y,-Z                                          
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       60.44350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       32.87400            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       55.95150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       32.87400            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       60.44350            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       55.95150            
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 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT             
REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR                     
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).                
REMARK 350                                                                      
REMARK 350 GENERATING THE BIOMOLECULE                                           
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                                                       
SEQRES   1    686  ALA PRO ASP THR SER VAL SER ASN LYS GLN ASN PHE SER          
SEQRES   2    686  THR ASP VAL ILE TYR GLN ILE PHE THR ASP ARG PHE SER          
SEQRES   3    686  ASP GLY ASN PRO ALA ASN ASN PRO THR GLY ALA ALA PHE          
SEQRES   4    686  ASP GLY THR CYS THR ASN LEU ARG LEU TYR CYS GLY GLY          
SEQRES   5    686  ASP TRP GLN GLY ILE ILE ASN LYS ILE ASN ASP GLY TYR          
SEQRES   6    686  LEU THR GLY MET GLY VAL THR ALA ILE TRP ILE SER GLN          
SEQRES   7    686  PRO VAL GLU ASN ILE TYR SER ILE ILE ASN TYR SER GLY          
SEQRES   8    686  VAL ASN ASN THR ALA TYR HIS GLY TYR TRP ALA ARG ASP          
SEQRES   9    686  PHE LYS LYS THR ASN PRO ALA TYR GLY THR ILE ALA ASP          
SEQRES  10    686  PHE GLN ASN LEU ILE ALA ALA ALA HIS ALA LYS ASN ILE          
SEQRES  11    686  LYS VAL ILE ILE ASP PHE ALA PRO ASN HIS THR SER PRO          
SEQRES  12    686  ALA SER SER ASP GLN PRO SER PHE ALA GLU ASN GLY ARG          
SEQRES  13    686  LEU TYR ASP ASN GLY THR LEU LEU GLY GLY TYR THR ASN          
SEQRES  14    686  ASP THR GLN ASN LEU PHE HIS HIS ASN GLY GLY THR ASP          
SEQRES  15    686  PHE SER THR THR GLU ASN GLY ILE TYR LYS ASN LEU TYR          
SEQRES  16    686  ASP LEU ALA ASP LEU ASN HIS ASN ASN SER THR VAL ASP          
SEQRES  17    686  VAL TYR LEU LYS ASP ALA ILE LYS MET TRP LEU ASP LEU          
SEQRES  18    686  GLY ILE ASP GLY ILE ARG MET ASP ALA VAL LYS HIS MET          
SEQRES  19    686  PRO PHE GLY TRP GLN LYS SER PHE MET ALA ALA VAL ASN          
SEQRES  20    686  ASN TYR LYS PRO VAL PHE THR PHE GLY GLU TRP PHE LEU          
SEQRES  21    686  GLY VAL ASN GLU VAL SER PRO GLU ASN HIS LYS PHE ALA          
SEQRES  22    686  ASN GLU SER GLY MET SER LEU LEU ASP PHE ARG PHE ALA          
SEQRES  23    686  GLN LYS VAL ARG GLN VAL PHE ARG ASP ASN THR ASP ASN          
SEQRES  24    686  MET TYR GLY LEU LYS ALA MET LEU GLU GLY SER ALA ALA          
SEQRES  25    686  ASP TYR ALA GLN VAL ASP ASP GLN VAL THR PHE ILE ASP          
SEQRES  26    686  ASN HIS ASP MET GLU ARG PHE HIS ALA SER ASN ALA ASN          
SEQRES  27    686  ARG ARG LYS LEU GLU GLN ALA LEU ALA PHE THR LEU THR          
SEQRES  28    686  SER ARG GLY VAL PRO ALA ILE TYR TYR GLY THR GLU GLN          
SEQRES  29    686  TYR MET SER GLY GLY THR ASP PRO ASP ASN ARG ALA ARG          
SEQRES  30    686  ILE PRO SER PHE SER THR SER THR THR ALA TYR GLN VAL          
SEQRES  31    686  ILE GLN LYS LEU ALA PRO LEU ARG LYS CYS ASN PRO ALA          
SEQRES  32    686  ILE ALA TYR GLY SER THR GLN GLU ARG TRP ILE ASN ASN          
SEQRES  33    686  ASP VAL LEU ILE TYR GLU ARG LYS PHE GLY SER ASN VAL          
SEQRES  34    686  ALA VAL VAL ALA VAL ASN ARG ASN LEU ASN ALA PRO ALA          
SEQRES  35    686  SER ILE SER GLY LEU VAL THR SER LEU PRO GLN GLY SER          
SEQRES  36    686  TYR ASN ASP VAL LEU GLY GLY LEU LEU ASN GLY ASN THR          
SEQRES  37    686  LEU SER VAL GLY SER GLY GLY ALA ALA SER ASN PHE THR          
SEQRES  38    686  LEU ALA ALA GLY GLY THR ALA VAL TRP GLN TYR THR ALA          
SEQRES  39    686  ALA THR ALA THR PRO THR ILE GLY HIS VAL GLY PRO MET          
SEQRES  40    686  MET ALA LYS PRO GLY VAL THR ILE THR ILE ASP GLY ARG          
SEQRES  41    686  GLY PHE GLY SER SER LYS GLY THR VAL TYR PHE GLY THR          
SEQRES  42    686  THR ALA VAL SER GLY ALA ASP ILE THR SER TRP GLU ASP          
SEQRES  43    686  THR GLN ILE LYS VAL LYS ILE PRO ALA VAL ALA GLY GLY          
SEQRES  44    686  ASN TYR ASN ILE LYS VAL ALA ASN ALA ALA GLY THR ALA          
SEQRES  45    686  SER ASN VAL TYR ASP ASN PHE GLU VAL LEU SER GLY ASP          
SEQRES  46    686  GLN VAL SER VAL ARG PHE VAL VAL ASN ASN ALA THR THR          
SEQRES  47    686  ALA LEU GLY GLN ASN VAL TYR LEU THR GLY SER VAL SER          
SEQRES  48    686  GLU LEU GLY ASN TRP ASP PRO ALA LYS ALA ILE GLY PRO          
SEQRES  49    686  MET TYR ASN GLN VAL VAL TYR GLN TYR PRO ASN TRP TYR          
SEQRES  50    686  TYR ASP VAL SER VAL PRO ALA GLY LYS THR ILE GLU PHE          
SEQRES  51    686  LYS PHE LEU LYS LYS GLN GLY SER THR VAL THR TRP GLU          
SEQRES  52    686  GLY GLY SER ASN HIS THR PHE THR ALA PRO SER SER GLY          
SEQRES  53    686  THR ALA THR ILE ASN VAL ASN TRP GLN PRO                      
FTNOTE   1 CIS PROLINE - PRO 372                                                
FTNOTE   2 CIS PROLINE - PRO 506                                                
FTNOTE   3 CIS PROLINE - PRO 624                                                
FTNOTE   4 CIS PROLINE - PRO 634                                                
HET    MAL    688      23                                                       
HET    MAL    689      23                                                       
HET    MAL    692      23                                                       
HET    ACR    693      44                                                       
HET     CA    690       1                                                       
HET     CA    691       1                                                       
HETNAM     MAL MALTOSE                                                          
HETNAM     ACR ACARBOSE                                                         
HETNAM      CA CALCIUM ION                                                      
HETSYN     ACR 1,4-DEOXY-4-((5-HYDROXYMETHYL-2,3,4-                             
HETSYN   2 ACR  TRIHYDROXYCYCLOHEX-5,6-ENYL)AMINO)FRUCTOSE                      
FORMUL   2  MAL    3(C12 H22 O11)                                               
FORMUL   5  ACR    C25 H43 N O18                                                
FORMUL   6   CA    2(CA 2+)                                                     
FORMUL   8  HOH   *192(H2 O1)                                                   
HELIX    1   1 PHE     21  PHE     25  5                                   5    
HELIX    2   2 ASN     29  ASN     33  5                                   5    
HELIX    3   3 THR     35  PHE     39  5                                   5    
HELIX    4   4 ASP     53  ASP     63  1                                  11    
HELIX    5   5 GLY     64  MET     69  1                                   6    
HELIX    6   6 THR    114  LYS    128  1                                  15    
HELIX    7   7 THR    185  LYS    192  1                                   8    
HELIX    8   8 ASN    204  LEU    221  1                                  18    
HELIX    9   9 ALA    230  MET    234  5                                   5    
HELIX   10  10 PRO    235  ASN    248  1                                  14    
HELIX   11  11 SER    266  SER    276  1                                  11    
HELIX   12  12 ASP    282  ARG    294  1                                  13    
HELIX   13  13 ASN    299  TYR    314  1                                  16    
HELIX   14  14 GLN    316  ASP    319  5                                   4    
HELIX   15  15 ARG    339  SER    352  1                                  14    
HELIX   16  16 PRO    372  ALA    376  5                                   5    
HELIX   17  17 THR    385  ALA    395  1                                  11    
HELIX   18  18 PRO    396  ASN    401  1                                   6    
HELIX   19  19 ASN    401  GLY    407  1                                   7    
HELIX   20  20 GLY    472  ALA    476  5                                   5    
HELIX   21  21 SER    537  ALA    539  5                                   3    
HELIX   22  22 VAL    610  GLY    614  5                                   5    
HELIX   23  23 ASP    617  ALA    621  5                                   5    
SHEET    1   A 8 SER   279  LEU   280  0                                        
SHEET    2   A 8 PHE   253  GLY   256  1  N  GLY   256   O  SER   279           
SHEET    3   A 8 GLY   225  MET   228  1  N  ILE   226   O  PHE   253           
SHEET    4   A 8 LYS   131  PHE   136  1  N  PHE   136   O  ARG   227           
SHEET    5   A 8 ALA    73  ILE    76  1  N  ILE    74   O  LYS   131           
SHEET    6   A 8 ILE    17  ILE    20  1  N  ILE    20   O  TRP    75           
SHEET    7   A 8 VAL   355  TYR   359  1  O  ILE   358   N  ILE    17           
SHEET    8   A 8 VAL   321  THR   322  1  N  THR   322   O  ALA   357           
SHEET    1   B 2 VAL    80  ASN    82  0                                        
SHEET    2   B 2 ALA   102  THR   108 -1  O  ARG   103   N  GLU    81           
SHEET    1   C 2 ILE    87  TYR    89  0                                        
SHEET    2   C 2 VAL    92  ASN    94 -1  O  VAL    92   N  TYR    89           
SHEET    1   D 2 HIS   140  PRO   143  0                                        
SHEET    2   D 2 LEU   197  ASP   199 -1  O  ALA   198   N  SER   142           
SHEET    1   E 2 LEU   157  ASP   159  0                                        
SHEET    2   E 2 THR   162  GLY   165 -1  O  THR   162   N  ASP   159           
SHEET    1   F 4 SER   408  ILE   414  0                                        
SHEET    2   F 4 VAL   418  LYS   424 -1  O  GLU   422   N  GLN   410           
SHEET    3   F 4 ASN   428  ASN   435 -1  O  ALA   430   N  ARG   423           
SHEET    4   F 4 THR   487  THR   493 -1  O  TYR   492   N  VAL   429           
SHEET    1   G 2 ALA   442  ILE   444  0                                        
SHEET    2   G 2 PHE   480  LEU   482 -1  O  LEU   482   N  ALA   442           
SHEET    1   H 2 GLY   454  TYR   456  0                                        
SHEET    2   H 2 LEU   469  VAL   471 -1  O  LEU   469   N  TYR   456           
SHEET    1   I 4 THR   500  GLY   505  0                                        
SHEET    2   I 4 THR   514  ARG   520 -1  O  ARG   520   N  THR   500           
SHEET    3   I 4 GLN   548  LYS   552 -1  O  VAL   551   N  ILE   515           
SHEET    4   I 4 ILE   541  GLU   545 -1  N  SER   543   O  LYS   550           
SHEET    1   J 5 MET   508  ALA   509  0                                        
SHEET    2   J 5 TYR   576  VAL   581  1  O  GLU   580   N  ALA   509           
SHEET    3   J 5 GLY   559  ALA   566 -1  N  ILE   563   O  TYR   576           
SHEET    4   J 5 THR   528  PHE   531 -1  N  TYR   530   O  LYS   564           
SHEET    5   J 5 THR   534  VAL   536 -1  O  THR   534   N  PHE   531           
SHEET    1   K 3 TRP   636  PRO   643  0                                        
SHEET    2   K 3 GLN   586  ASN   594 -1  N  VAL   593   O  TRP   636           
SHEET    3   K 3 ALA   678  ASN   683  1  O  ILE   680   N  ARG   590           
SHEET    1   L 3 ASN   603  GLY   608  0                                        
SHEET    2   L 3 THR   647  GLN   656 -1  O  LYS   651   N  THR   607           
SHEET    3   L 3 THR   659  TRP   662 -1  O  THR   659   N  GLN   656           
SHEET    1   M 3 ASN   603  GLY   608  0                                        
SHEET    2   M 3 THR   647  GLN   656 -1  O  LYS   651   N  THR   607           
SHEET    3   M 3 HIS   668  THR   671 -1  O  PHE   670   N  ILE   648           
SSBOND   1 CYS     43    CYS     50                                             
CISPEP   1 ASP    371    PRO    372          0         0.38                     
CISPEP   2 GLY    505    PRO    506          0        -2.33                     
CISPEP   3 GLY    623    PRO    624          0         0.44                     
CISPEP   4 TYR    633    PRO    634          0        -0.15                     
SITE     1 CAT  3 ASP   229  GLU   257  ASP   328                               
SITE     1 CA1  6 ASP    27  ASN    29  ASN    32  ASN    33                    
SITE     2 CA1  6 GLY    51  ASP    53                                          
SITE     1 CA2  4 ASN   139  ILE   190  ASP   199  HIS   233                    
SITE     1 MB1  5 TRP   616  LYS   651  TRP   662  GLU   663                    
SITE     2 MB1  5 ASN   667                                                     
SITE     1 MB2  7 THR   598  ALA   599  GLY   601  ASN   603                    
SITE     2 MB2  7 ASN   627  GLN   628  TYR   633                               
SITE     1 MB3  7 TYR   301  GLU   411  ARG   412  TRP   413                    
SITE     2 MB3  7 ILE   414  GLY   446  VAL   448                               
CRYST1  120.887  111.903   65.748  90.00  90.00  90.00 P 21 21 21    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      0.008272  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008936  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015210        0.00000