HEADER    PROTEIN BINDING                         03-APR-07   2PEH              
TITLE     CRYSTAL STRUCTURE OF THE UHM DOMAIN OF HUMAN SPF45 IN COMPLEX WITH    
TITLE    2 SF3B155-ULM5                                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SPLICING FACTOR 45;                                        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: 45 KDA-SPLICING FACTOR, RNA-BINDING MOTIF PROTEIN 17;       
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: SPLICING FACTOR 3B SUBUNIT 1;                              
COMPND   8 CHAIN: C, D;                                                         
COMPND   9 SYNONYM: SPLICEOSOME-ASSOCIATED PROTEIN 155, SAP 155, SF3B155, PRE-  
COMPND  10 MRNA-SPLICING FACTOR SF3B 155 KDA SUBUNIT;                           
COMPND  11 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: RBM17, SPF45;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: K12 BL21(DE3) PLYSS;                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PETM30;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 OTHER_DETAILS: THE SF3B 155 PEPTIDE WAS CHEMICALLY SYNTHESIZED       
KEYWDS    RRM, UHM, PROTEIN BINDING                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.CORSINI,J.BASQUIN,M.HOTHORN,M.SATTLER                               
REVDAT   6   13-NOV-24 2PEH    1       REMARK                                   
REVDAT   5   30-AUG-23 2PEH    1       SEQADV                                   
REVDAT   4   13-JUL-11 2PEH    1       VERSN                                    
REVDAT   3   24-FEB-09 2PEH    1       VERSN                                    
REVDAT   2   14-AUG-07 2PEH    1       JRNL                                     
REVDAT   1   26-JUN-07 2PEH    0                                                
JRNL        AUTH   L.CORSINI,S.BONNA,J.BASQUIN,M.HOTHORN,K.SCHEFFZEK,           
JRNL        AUTH 2 J.VALCARCEL,M.SATTLER                                        
JRNL        TITL   U2AF-HOMOLOGY MOTIF INTERACTIONS ARE REQUIRED FOR            
JRNL        TITL 2 ALTERNATIVE SPLICING REGULATION BY SPF45.                    
JRNL        REF    NAT.STRUCT.MOL.BIOL.          V.  14   620 2007              
JRNL        REFN                   ISSN 1545-9993                               
JRNL        PMID   17589525                                                     
JRNL        DOI    10.1038/NSMB1260                                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.11 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
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) : 2.11                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 38.84                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : -3.000                         
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 11550                          
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) : 0.211                           
REMARK   3   R VALUE            (WORKING SET) : 0.208                           
REMARK   3   FREE R VALUE                     : 0.273                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 613                             
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) : 2.11                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.17                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 883                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.21                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2140                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 51                           
REMARK   3   BIN FREE R VALUE                    : 0.3080                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1760                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 93                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : 22.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.34                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.87000                                             
REMARK   3    B22 (A**2) : 0.52000                                              
REMARK   3    B33 (A**2) : 0.34000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.312         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.243         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.163         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 11.575        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.939                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.896                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1802 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1239 ; 0.006 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2435 ; 1.385 ; 1.978       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3018 ; 1.177 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   229 ; 5.632 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    85 ;37.565 ;24.353       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   315 ;15.222 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    14 ;18.328 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   272 ; 0.153 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2028 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   368 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   306 ; 0.192 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1270 ; 0.194 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   876 ; 0.172 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1012 ; 0.083 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    92 ; 0.129 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):     1 ; 0.005 ; 0.200       
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):    12 ; 0.351 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    27 ; 0.155 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     6 ; 0.216 ; 0.200       
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):  1476 ; 0.731 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   463 ; 0.134 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1816 ; 0.847 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   776 ; 1.510 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   616 ; 2.148 ; 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  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   298        A   401                          
REMARK   3    RESIDUE RANGE :   C   334        C   342                          
REMARK   3    ORIGIN FOR THE GROUP (A):  12.6655  -5.1079  -8.2712              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1427 T22:  -0.1749                                     
REMARK   3      T33:  -0.1355 T12:   0.0120                                     
REMARK   3      T13:   0.0214 T23:  -0.0009                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.8349 L22:   2.1041                                     
REMARK   3      L33:   5.7401 L12:   0.5172                                     
REMARK   3      L13:  -0.2164 L23:  -1.5625                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0380 S12:   0.1406 S13:   0.0333                       
REMARK   3      S21:   0.0252 S22:  -0.0072 S23:  -0.0979                       
REMARK   3      S31:  -0.0828 S32:   0.1771 S33:   0.0452                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B   298        B   401                          
REMARK   3    RESIDUE RANGE :   D   334        D   342                          
REMARK   3    ORIGIN FOR THE GROUP (A):  31.1854  -5.7181 -26.9441              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1099 T22:  -0.0913                                     
REMARK   3      T33:   0.0530 T12:   0.0368                                     
REMARK   3      T13:  -0.0722 T23:  -0.0877                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   7.0069 L22:   4.3269                                     
REMARK   3      L33:   6.4607 L12:  -2.8058                                     
REMARK   3      L13:   1.2767 L23:   0.7023                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.3757 S12:   0.5080 S13:  -1.0937                       
REMARK   3      S21:  -0.1334 S22:  -0.0598 S23:   0.4214                       
REMARK   3      S31:   0.4120 S32:   0.5329 S33:  -0.3159                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2PEH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-APR-07.                  
REMARK 100 THE DEPOSITION ID IS D_1000042287.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-FEB-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : COPPER KA                          
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 13008                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.050                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 38.300                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 89.3                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : 0.04900                            
REMARK 200  R SYM                      (I) : 0.04500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 32.5600                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.17                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 78.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.75                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.18800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 9.460                              
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: PDB-ID 2PE8                                          
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.33                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 25% (W/V) PEG 1,500, 0.1 M MALONATE,     
REMARK 280  IMIDAZOLE, BORATE BUFFER PH 6.0, VAPOR DIFFUSION, SITTING DROP,     
REMARK 280  TEMPERATURE 293K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       22.96000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.38500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       33.19000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.38500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.96000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       33.19000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1040 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 6080 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 930 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 5910 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, D                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2460 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 11510 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -13.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 APPLY THE FOLLOWING TO CHAINS: B, D                                  
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000      -45.92000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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     GLY A   297                                                      
REMARK 465     GLY B   297                                                      
REMARK 465     LYS D   333                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A 320    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 335    CG   CD   CE   NZ                                   
REMARK 470     ARG A 361    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS C 335    CG   CD   CE   NZ                                   
REMARK 470     LYS B 301    CG   CD   CE   NZ                                   
REMARK 470     GLU B 320    CG   CD   OE1  OE2                                  
REMARK 470     LYS B 335    CG   CD   CE   NZ                                   
REMARK 470     ARG D 334    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS D 335    CG   CD   CE   NZ                                   
REMARK 470     THR D 341    OG1  CG2                                            
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    GLU A 351      -14.74   -140.09                                   
REMARK 500    LYS D 335       93.23     81.46                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2PE8   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN IN ITS FREE FORM                                    
DBREF  2PEH A  301   401  UNP    Q96I25   SPF45_HUMAN    301    401             
DBREF  2PEH C  333   342  UNP    O75533   SF3B1_HUMAN    333    342             
DBREF  2PEH B  301   401  UNP    Q96I25   SPF45_HUMAN    301    401             
DBREF  2PEH D  333   342  UNP    O75533   SF3B1_HUMAN    333    342             
SEQADV 2PEH GLY A  297  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH ALA A  298  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH MET A  299  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH GLY A  300  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH GLY B  297  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH ALA B  298  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH MET B  299  UNP  Q96I25              CLONING ARTIFACT               
SEQADV 2PEH GLY B  300  UNP  Q96I25              CLONING ARTIFACT               
SEQRES   1 A  105  GLY ALA MET GLY LYS CYS PRO THR LYS VAL VAL LEU LEU          
SEQRES   2 A  105  ARG ASN MET VAL GLY ALA GLY GLU VAL ASP GLU ASP LEU          
SEQRES   3 A  105  GLU VAL GLU THR LYS GLU GLU CYS GLU LYS TYR GLY LYS          
SEQRES   4 A  105  VAL GLY LYS CYS VAL ILE PHE GLU ILE PRO GLY ALA PRO          
SEQRES   5 A  105  ASP ASP GLU ALA VAL ARG ILE PHE LEU GLU PHE GLU ARG          
SEQRES   6 A  105  VAL GLU SER ALA ILE LYS ALA VAL VAL ASP LEU ASN GLY          
SEQRES   7 A  105  ARG TYR PHE GLY GLY ARG VAL VAL LYS ALA CYS PHE TYR          
SEQRES   8 A  105  ASN LEU ASP LYS PHE ARG VAL LEU ASP LEU ALA GLU GLN          
SEQRES   9 A  105  VAL                                                          
SEQRES   1 C   10  LYS ARG LYS SER ARG TRP ASP GLU THR PRO                      
SEQRES   1 B  105  GLY ALA MET GLY LYS CYS PRO THR LYS VAL VAL LEU LEU          
SEQRES   2 B  105  ARG ASN MET VAL GLY ALA GLY GLU VAL ASP GLU ASP LEU          
SEQRES   3 B  105  GLU VAL GLU THR LYS GLU GLU CYS GLU LYS TYR GLY LYS          
SEQRES   4 B  105  VAL GLY LYS CYS VAL ILE PHE GLU ILE PRO GLY ALA PRO          
SEQRES   5 B  105  ASP ASP GLU ALA VAL ARG ILE PHE LEU GLU PHE GLU ARG          
SEQRES   6 B  105  VAL GLU SER ALA ILE LYS ALA VAL VAL ASP LEU ASN GLY          
SEQRES   7 B  105  ARG TYR PHE GLY GLY ARG VAL VAL LYS ALA CYS PHE TYR          
SEQRES   8 B  105  ASN LEU ASP LYS PHE ARG VAL LEU ASP LEU ALA GLU GLN          
SEQRES   9 B  105  VAL                                                          
SEQRES   1 D   10  LYS ARG LYS SER ARG TRP ASP GLU THR PRO                      
FORMUL   5  HOH   *93(H2 O)                                                     
HELIX    1   1 ALA A  298  CYS A  302  5                                   5    
HELIX    2   2 ASP A  321  GLU A  331  1                                  11    
HELIX    3   3 ARG A  361  ASN A  373  1                                  13    
HELIX    4   4 ASN A  388  VAL A  394  1                                   7    
HELIX    5   5 ALA B  298  CYS B  302  5                                   5    
HELIX    6   6 ASP B  321  GLU B  331  1                                  11    
HELIX    7   7 ARG B  361  ASN B  373  1                                  13    
HELIX    8   8 ASN B  388  VAL B  394  1                                   7    
SHEET    1   A 4 VAL A 336  GLU A 343  0                                        
SHEET    2   A 4 VAL A 353  PHE A 359 -1  O  GLU A 358   N  GLY A 337           
SHEET    3   A 4 VAL A 306  ARG A 310 -1  N  VAL A 307   O  LEU A 357           
SHEET    4   A 4 LYS A 383  TYR A 387 -1  O  CYS A 385   N  LEU A 308           
SHEET    1   B 2 TYR A 376  PHE A 377  0                                        
SHEET    2   B 2 ARG A 380  VAL A 381 -1  O  ARG A 380   N  PHE A 377           
SHEET    1   C 4 VAL B 336  GLU B 343  0                                        
SHEET    2   C 4 VAL B 353  PHE B 359 -1  O  GLU B 358   N  GLY B 337           
SHEET    3   C 4 VAL B 306  ARG B 310 -1  N  LEU B 309   O  ILE B 355           
SHEET    4   C 4 LYS B 383  TYR B 387 -1  O  CYS B 385   N  LEU B 308           
SHEET    1   D 2 TYR B 376  PHE B 377  0                                        
SHEET    2   D 2 ARG B 380  VAL B 381 -1  O  ARG B 380   N  PHE B 377           
SSBOND   1 CYS A  302    CYS B  302                          1555   1455  2.47  
CISPEP   1 ARG D  334    LYS D  335          0       -11.48                     
CRYST1   45.920   66.380   72.770  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.021777  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015065  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013742        0.00000