HEADER    RNA                                     19-JUN-97   1AM0              
TITLE     AMP RNA APTAMER COMPLEX, NMR, 8 STRUCTURES                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RNA APTAMER;                                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES                                                       
KEYWDS    COMPLEX (RIBONUCLEIC ACID-AMP), RNA APTAMER, GNRA MOTIF, G(DOT)G      
KEYWDS   2 MISMATCH, G(DOT)A MISMATCH, RIBONUCLEIC ACID, RNA                    
EXPDTA    SOLUTION NMR                                                          
NUMMDL    8                                                                     
AUTHOR    F.JIANG,R.A.KUMAR,R.A.JONES,D.J.PATEL                                 
REVDAT   4   22-MAY-24 1AM0    1       REMARK                                   
REVDAT   3   16-FEB-22 1AM0    1       REMARK                                   
REVDAT   2   24-FEB-09 1AM0    1       VERSN                                    
REVDAT   1   23-JUL-97 1AM0    0                                                
SPRSDE     23-JUL-97 1AM0      1ARA                                             
JRNL        AUTH   F.JIANG,R.A.KUMAR,R.A.JONES,D.J.PATEL                        
JRNL        TITL   STRUCTURAL BASIS OF RNA FOLDING AND RECOGNITION IN AN        
JRNL        TITL 2 AMP-RNA APTAMER COMPLEX                                      
JRNL        REF    NATURE                        V. 382   183 1996              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   8700212                                                      
JRNL        DOI    10.1038/382183A0                                             
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.R.LORSCH,J.W.SZOSTAK                                       
REMARK   1  TITL   IN VITRO EVOLUTION OF NEW RIBOZYMES WITH POLYNUCLEOTIDE      
REMARK   1  TITL 2 KINASE ACTIVITY                                              
REMARK   1  REF    NATURE                        V. 371    31 1994              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.SASSANFAR,J.W.SZOSTAK                                      
REMARK   1  TITL   AN RNA MOTIF THAT BINDS ATP                                  
REMARK   1  REF    NATURE                        V. 364   550 1993              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1AM0 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000170983.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 288; 273                           
REMARK 210  PH                             : 6.7; 6.7                           
REMARK 210  IONIC STRENGTH                 : NULL; NULL                         
REMARK 210  PRESSURE                       : NULL; NULL                         
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : IN D2O - NOESY; COSY; TOCSY; 2D    
REMARK 210                                   (1)H-(31)P COSY; 2D(1)H-(13)C CT   
REMARK 210                                   HSQC; 3D (1)H-(13)C-(1)H NOESY-    
REMARK 210                                   HMQC; HCCH-TOCSY; HCCH-COSY.       
REMARK 210                                   DISTANCE RESTRAINTS FROM 120 MS    
REMARK 210                                   NOESY; 120 MS 3D NOESY-HMQC.       
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 500 MHZ                   
REMARK 210  SPECTROMETER MODEL             : UNITYPLUS                          
REMARK 210  SPECTROMETER MANUFACTURER      : VARIAN                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : DISTANCE GEOMETRY AND RESTRAINED   
REMARK 210                                   MOLECULAR DYNAMICS                 
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 8                                  
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 8                                  
REMARK 210 CONFORMERS, SELECTION CRITERIA  : LEAST RESTRAINT VIOLATION          
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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 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. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER;                   
REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                            
REMARK 465   MODELS 1-8                                                         
REMARK 465     RES C SSSEQI                                                     
REMARK 465       G A     1                                                      
REMARK 465       G A     2                                                      
REMARK 465       G A     3                                                      
REMARK 465       U A     4                                                      
REMARK 465       U A     5                                                      
REMARK 465       G A    19                                                      
REMARK 465       G A    20                                                      
REMARK 465       C A    21                                                      
REMARK 465       A A    22                                                      
REMARK 465       C A    23                                                      
REMARK 465       U A    24                                                      
REMARK 465       U A    25                                                      
REMARK 465       C A    26                                                      
REMARK 465       G A    27                                                      
REMARK 465       G A    28                                                      
REMARK 465       U A    29                                                      
REMARK 465       G A    30                                                      
REMARK 465       C A    31                                                      
REMARK 465       C A    32                                                      
REMARK 465       A A    36                                                      
REMARK 465       A A    37                                                      
REMARK 465       C A    38                                                      
REMARK 465       C A    39                                                      
REMARK 465       C A    40                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
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   H1'    U A    18     O3'  AMP A    41              1.52            
REMARK 500  HO2'    C A    15     O5'    U A    16              1.53            
REMARK 500   O2'    C A    15     H6     U A    16              1.55            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500  1   A A   9   C2'     A A   9   C1'     0.067                       
REMARK 500  1   C A  15   C3'     C A  15   C2'    -0.083                       
REMARK 500  1   C A  15   N1      C A  15   C6     -0.044                       
REMARK 500  1   G A  34   C2'     G A  34   C1'    -0.058                       
REMARK 500  2   A A   9   C2'     A A   9   C1'     0.072                       
REMARK 500  2   A A  33   C2'     A A  33   C1'    -0.056                       
REMARK 500  2   A A  33   C8      A A  33   N9     -0.059                       
REMARK 500  2   C A  35   N1      C A  35   C6     -0.042                       
REMARK 500  3   G A  34   C5'     G A  34   C4'     0.077                       
REMARK 500  3   C A  35   N1      C A  35   C6     -0.044                       
REMARK 500  4   A A  10   C4'     A A  10   C3'    -0.060                       
REMARK 500  4   G A  11   C8      G A  11   N9     -0.044                       
REMARK 500  4   A A  13   C5'     A A  13   C4'    -0.060                       
REMARK 500  4   A A  13   N9      A A  13   C4     -0.050                       
REMARK 500  4   C A  15   C3'     C A  15   C2'    -0.074                       
REMARK 500  4   C A  15   N1      C A  15   C6     -0.056                       
REMARK 500  4   A A  33   C2'     A A  33   C1'    -0.056                       
REMARK 500  4   A A  33   C8      A A  33   N9     -0.048                       
REMARK 500  4   C A  35   N1      C A  35   C6     -0.041                       
REMARK 500  5   G A   7   C3'     G A   7   C2'     0.092                       
REMARK 500  5   C A  15   N1      C A  15   C6     -0.044                       
REMARK 500  5   C A  35   N1      C A  35   C6     -0.040                       
REMARK 500  6   G A   7   C4'     G A   7   C3'     0.069                       
REMARK 500  6   G A   7   C3'     G A   7   C2'     0.102                       
REMARK 500  6   G A   7   C2'     G A   7   C1'    -0.056                       
REMARK 500  6   A A  10   C4'     A A  10   C3'    -0.065                       
REMARK 500  6   A A  12   N9      A A  12   C4     -0.041                       
REMARK 500  6   C A  15   C3'     C A  15   C2'    -0.084                       
REMARK 500  6   C A  15   N1      C A  15   C6     -0.044                       
REMARK 500  6   A A  33   C8      A A  33   N9     -0.049                       
REMARK 500  6   G A  34   C2'     G A  34   C1'    -0.053                       
REMARK 500  6   C A  35   N1      C A  35   C6     -0.044                       
REMARK 500  7   A A   9   C3'     A A   9   C2'     0.071                       
REMARK 500  7   A A   9   C2'     A A   9   C1'    -0.057                       
REMARK 500  7   A A   9   O3'     A A   9   C3'     0.097                       
REMARK 500  7   A A   9   O3'     A A  10   P       0.100                       
REMARK 500  7   A A  10   C2'     A A  10   C1'    -0.049                       
REMARK 500  7   A A  14   C3'     A A  14   C2'    -0.073                       
REMARK 500  7   A A  14   N9      A A  14   C4     -0.037                       
REMARK 500  7   C A  15   N1      C A  15   C6     -0.039                       
REMARK 500  7   G A  17   C8      G A  17   N9     -0.044                       
REMARK 500  7   G A  34   C5'     G A  34   C4'     0.088                       
REMARK 500  7   C A  35   N1      C A  35   C6     -0.042                       
REMARK 500  8   A A   9   C3'     A A   9   C2'     0.115                       
REMARK 500  8   A A   9   C2'     A A   9   C1'    -0.132                       
REMARK 500  8   A A  14   C4      A A  14   C5     -0.044                       
REMARK 500  8   A A  14   C8      A A  14   N9     -0.068                       
REMARK 500  8   G A  34   C5'     G A  34   C4'     0.085                       
REMARK 500  8   C A  35   N1      C A  35   C6     -0.045                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500  1   G A   6   C1' -  O4' -  C4' ANGL. DEV. =  -6.2 DEGREES          
REMARK 500  1   G A   7   O4' -  C4' -  C3' ANGL. DEV. =  -9.5 DEGREES          
REMARK 500  1   G A   7   C1' -  O4' -  C4' ANGL. DEV. =  -6.7 DEGREES          
REMARK 500  1   G A   8   O4' -  C1' -  N9  ANGL. DEV. =   6.5 DEGREES          
REMARK 500  1   A A   9   C1' -  O4' -  C4' ANGL. DEV. =   7.0 DEGREES          
REMARK 500  1   A A   9   O4' -  C1' -  C2' ANGL. DEV. = -10.7 DEGREES          
REMARK 500  1   A A  10   N9  -  C1' -  C2' ANGL. DEV. =  13.9 DEGREES          
REMARK 500  1   A A  10   O4' -  C1' -  N9  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500  1   G A  11   O4' -  C4' -  C3' ANGL. DEV. =  -6.8 DEGREES          
REMARK 500  1   G A  11   C1' -  O4' -  C4' ANGL. DEV. =  -8.1 DEGREES          
REMARK 500  1   G A  11   C3' -  C2' -  C1' ANGL. DEV. =   6.2 DEGREES          
REMARK 500  1   G A  11   O4' -  C1' -  C2' ANGL. DEV. = -17.0 DEGREES          
REMARK 500  1   G A  11   O4' -  C1' -  N9  ANGL. DEV. =   5.0 DEGREES          
REMARK 500  1   A A  12   O4' -  C4' -  C3' ANGL. DEV. = -13.9 DEGREES          
REMARK 500  1   A A  12   C5' -  C4' -  C3' ANGL. DEV. =  11.2 DEGREES          
REMARK 500  1   A A  12   C5' -  C4' -  O4' ANGL. DEV. =  -9.9 DEGREES          
REMARK 500  1   A A  12   C1' -  O4' -  C4' ANGL. DEV. =  -6.9 DEGREES          
REMARK 500  1   A A  12   O4' -  C1' -  C2' ANGL. DEV. = -19.5 DEGREES          
REMARK 500  1   A A  12   O4' -  C1' -  N9  ANGL. DEV. = -13.0 DEGREES          
REMARK 500  1   A A  13   N9  -  C1' -  C2' ANGL. DEV. =  -8.2 DEGREES          
REMARK 500  1   A A  14   O4' -  C4' -  C3' ANGL. DEV. =  -7.2 DEGREES          
REMARK 500  1   A A  14   C5' -  C4' -  O4' ANGL. DEV. =  -7.6 DEGREES          
REMARK 500  1   C A  15   O4' -  C1' -  C2' ANGL. DEV. = -14.4 DEGREES          
REMARK 500  1   C A  15   N1  -  C1' -  C2' ANGL. DEV. =  -7.6 DEGREES          
REMARK 500  1   C A  15   O4' -  C1' -  N1  ANGL. DEV. =  10.2 DEGREES          
REMARK 500  1   C A  15   C3' -  O3' -  P   ANGL. DEV. =   7.7 DEGREES          
REMARK 500  1   U A  16   C1' -  O4' -  C4' ANGL. DEV. =   5.1 DEGREES          
REMARK 500  1   U A  16   O4' -  C1' -  C2' ANGL. DEV. =  -7.5 DEGREES          
REMARK 500  1   U A  16   O4' -  C1' -  N1  ANGL. DEV. =  10.1 DEGREES          
REMARK 500  1   G A  17   O4' -  C1' -  N9  ANGL. DEV. =   7.2 DEGREES          
REMARK 500  1   U A  18   C5' -  C4' -  O4' ANGL. DEV. =   7.2 DEGREES          
REMARK 500  1   U A  18   C4' -  C3' -  C2' ANGL. DEV. =  -6.6 DEGREES          
REMARK 500  1   A A  33   C5' -  C4' -  C3' ANGL. DEV. = -11.4 DEGREES          
REMARK 500  1   A A  33   C5' -  C4' -  O4' ANGL. DEV. =   6.7 DEGREES          
REMARK 500  1   A A  33   C2' -  C3' -  O3' ANGL. DEV. =  11.0 DEGREES          
REMARK 500  1   G A  34   O4' -  C4' -  C3' ANGL. DEV. =  -7.0 DEGREES          
REMARK 500  1   G A  34   C5' -  C4' -  O4' ANGL. DEV. =  17.9 DEGREES          
REMARK 500  1   G A  34   C2' -  C3' -  O3' ANGL. DEV. =   9.9 DEGREES          
REMARK 500  1   G A  34   O4' -  C1' -  C2' ANGL. DEV. = -15.0 DEGREES          
REMARK 500  1   C A  35   C4' -  C3' -  C2' ANGL. DEV. =  -9.1 DEGREES          
REMARK 500  1   C A  35   O4' -  C1' -  C2' ANGL. DEV. =  -7.9 DEGREES          
REMARK 500  1   C A  35   O4' -  C1' -  N1  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  1   C A  35   N1  -  C2  -  O2  ANGL. DEV. =   3.7 DEGREES          
REMARK 500  2   G A   6   C1' -  O4' -  C4' ANGL. DEV. =  -5.1 DEGREES          
REMARK 500  2   G A   6   O4' -  C1' -  C2' ANGL. DEV. =  -6.3 DEGREES          
REMARK 500  2   G A   6   N9  -  C1' -  C2' ANGL. DEV. =   9.7 DEGREES          
REMARK 500  2   G A   7   C1' -  O4' -  C4' ANGL. DEV. =  -9.8 DEGREES          
REMARK 500  2   G A   7   O4' -  C1' -  C2' ANGL. DEV. =  -8.7 DEGREES          
REMARK 500  2   G A   8   O4' -  C1' -  C2' ANGL. DEV. =  -6.9 DEGREES          
REMARK 500  2   G A   8   O4' -  C1' -  N9  ANGL. DEV. =   6.8 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     409 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMP A 41                  
DBREF  1AM0 A    1    40  PDB    1AM0     1AM0             1     40             
SEQRES   1 A   40    G   G   G   U   U   G   G   G   A   A   G   A   A          
SEQRES   2 A   40    A   C   U   G   U   G   G   C   A   C   U   U   C          
SEQRES   3 A   40    G   G   U   G   C   C   A   G   C   A   A   C   C          
SEQRES   4 A   40    C                                                          
HET    AMP  A  41      36                                                       
HETNAM     AMP ADENOSINE MONOPHOSPHATE                                          
FORMUL   2  AMP    C10 H14 N5 O7 P                                              
SITE     1 AC1  7   G A   8    A A  10    G A  11    A A  12                    
SITE     2 AC1  7   G A  17    U A  18    G A  34                               
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1