HEADER RNA BINDING PROTEIN/RNA 21-FEB-06 2G4B TITLE STRUCTURE OF U2AF65 VARIANT WITH POLYURIDINE TRACT COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(P*UP*UP*UP*UP*UP*UP*U)-3'; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: POLYPYRIMIDINE TRACT; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: SPLICING FACTOR U2AF 65 KDA SUBUNIT; COMPND 8 CHAIN: A; COMPND 9 FRAGMENT: RNA BINDING DOMAIN; COMPND 10 SYNONYM: U2 AUXILIARY FACTOR 65 KDA SUBUNIT, U2 SNRNP AUXILIARY COMPND 11 FACTOR LARGE SUBUNIT, HU2AF65; COMPND 12 ENGINEERED: YES; COMPND 13 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 5 ORGANISM_COMMON: HUMAN; SOURCE 6 ORGANISM_TAXID: 9606; SOURCE 7 GENE: U2AF65; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PGEX-6P KEYWDS PROTEIN-RNA COMPLEX, RNA SPLICING FACTOR, RNA RECOGNITION MOTIF, RNA KEYWDS 2 BINDING PROTEIN-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR E.A.SICKMIER,C.L.KIELKOPF REVDAT 5 30-AUG-23 2G4B 1 REMARK REVDAT 4 31-JAN-18 2G4B 1 JRNL REVDAT 3 16-AUG-17 2G4B 1 SOURCE REMARK REVDAT 2 24-FEB-09 2G4B 1 VERSN REVDAT 1 25-JUL-06 2G4B 0 JRNL AUTH E.A.SICKMIER,K.E.FRATO,S.PARANAWITHANA,H.SHEN,M.R.GREEN, JRNL AUTH 2 C.L.KIELKOPF JRNL TITL STRUCTURAL BASIS OF POLYPYRIMIDINE TRACT RECOGNITION BY THE JRNL TITL 2 ESSENTIAL SPLICING FACTOR U2AF65. JRNL REF MOL.CELL V. 23 49 2006 JRNL REFN ISSN 1097-2765 JRNL PMID 16818232 JRNL DOI 10.1016/J.MOLCEL.2006.05.025 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.A.SICKMIER,K.E.FRATO,C.L.KIELKOPF REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF A U2AF65 REMARK 1 TITL 2 VARIANT IN COMPLEX WITH A POLYPYRIMIDINE-TRACT ANALOGUE BY REMARK 1 TITL 3 USE OF PROTEIN ENGINEERING. REMARK 1 REF ACTA CRYSTALLOGR.,SECT.F V. 62 457 2006 REMARK 1 REFN ESSN 1744-3091 REMARK 1 PMID 16682775 REMARK 1 DOI 10.1107/S1744309106012504 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 9684 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.261 REMARK 3 FREE R VALUE : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 996 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1332 REMARK 3 NUCLEIC ACID ATOMS : 141 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 30 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.510 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; 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 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2G4B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-FEB-06. REMARK 100 THE DEPOSITION ID IS D_1000036670. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X8C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : PARABOLIC COLLIMATING MIRROR REMARK 200 PLACED UPSTREAM OF THE REMARK 200 MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11182 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY: 2FZR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: .6 M AMMONIUM SULFATE, 100 MM 2-(N REMARK 280 -MORPHOLINO) ETHANESULFONIC ACID, SODIUM SALT (MES) PH 6.5, 10% REMARK 280 DIOXANE, 200 MM NON-DETERGENT SULFOBETAINE (NDSB) 195 , VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.76333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 20.88167 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 31.32250 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 10.44083 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 52.20417 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 41.76333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 20.88167 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 10.44083 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 31.32250 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 52.20417 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED BY REMARK 300 THE FOLLOWING SIX-FOLD AXIS: MATRIX 0.5001393 0.8659449 0.0003453 - REMARK 300 0.8659446 0.5001394 -0.0007568 -0.0008280 0.0000795 0.9999996 REMARK 300 TRANSLATION 129.3170471 -0.0240173 -10.3325310 REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 350 BIOMT1 2 0.500000 0.866025 0.000000 -64.69400 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 112.05329 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 10.44083 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 U B 1 P U B 1 OP3 -0.081 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 U B 1 C2' - C3' - O3' ANGL. DEV. = 13.1 DEGREES REMARK 500 U B 3 C2' - C3' - O3' ANGL. DEV. = 15.7 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ILE A 310 0.75 -58.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ALA A 335 -13.72 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 DIO A 41 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FZR RELATED DB: PDB REMARK 900 UNLIGANDED U2AF65 RRM1 DBREF 2G4B A 148 237 UNP P26368 U2AF2_HUMAN 148 237 DBREF 2G4B A 258 336 UNP P26368 U2AF2_HUMAN 258 336 DBREF 2G4B B 1 7 PDB 2G4B 2G4B 1 7 SEQRES 1 B 7 U U U U U U U SEQRES 1 A 172 LEU GLY SER ALA ARG ARG LEU TYR VAL GLY ASN ILE PRO SEQRES 2 A 172 PHE GLY ILE THR GLU GLU ALA MET MET ASP PHE PHE ASN SEQRES 3 A 172 ALA GLN MET ARG LEU GLY GLY LEU THR GLN ALA PRO GLY SEQRES 4 A 172 ASN PRO VAL LEU ALA VAL GLN ILE ASN GLN ASP LYS ASN SEQRES 5 A 172 PHE ALA PHE LEU GLU PHE ARG SER VAL ASP GLU THR THR SEQRES 6 A 172 GLN ALA MET ALA PHE ASP GLY ILE ILE PHE GLN GLY GLN SEQRES 7 A 172 SER LEU LYS ILE ARG ARG PRO HIS ASP TYR GLN PRO LEU SEQRES 8 A 172 PRO GLY ALA HIS LYS LEU PHE ILE GLY GLY LEU PRO ASN SEQRES 9 A 172 TYR LEU ASN ASP ASP GLN VAL LYS GLU LEU LEU THR SER SEQRES 10 A 172 PHE GLY PRO LEU LYS ALA PHE ASN LEU VAL LYS ASP SER SEQRES 11 A 172 ALA THR GLY LEU SER LYS GLY TYR ALA PHE CYS GLU TYR SEQRES 12 A 172 VAL ASP ILE ASN VAL THR ASP GLN ALA ILE ALA GLY LEU SEQRES 13 A 172 ASN GLY MET GLN LEU GLY ASP LYS LYS LEU LEU VAL GLN SEQRES 14 A 172 ARG ALA SER HET DIO A 41 6 HETNAM DIO 1,4-DIETHYLENE DIOXIDE FORMUL 3 DIO C4 H8 O2 FORMUL 4 HOH *30(H2 O) HELIX 1 1 GLY A 146 ALA A 148 5 3 HELIX 2 2 THR A 161 GLY A 176 1 16 HELIX 3 3 SER A 204 MET A 212 1 9 HELIX 4 4 ALA A 213 ASP A 215 5 3 HELIX 5 5 ASN A 271 SER A 281 1 11 HELIX 6 6 ASN A 311 ASN A 321 1 11 SHEET 1 A 4 VAL A 186 ASN A 192 0 SHEET 2 A 4 PHE A 197 PHE A 202 -1 O PHE A 197 N ASN A 192 SHEET 3 A 4 ARG A 150 GLY A 154 -1 N VAL A 153 O ALA A 198 SHEET 4 A 4 LYS A 225 ARG A 227 -1 O ARG A 227 N TYR A 152 SHEET 1 B 2 ILE A 218 PHE A 219 0 SHEET 2 B 2 GLN A 222 SER A 223 -1 O GLN A 222 N PHE A 219 SHEET 1 C 4 LEU A 285 LYS A 292 0 SHEET 2 C 4 SER A 299 TYR A 307 -1 O GLU A 306 N LYS A 286 SHEET 3 C 4 LEU A 261 GLY A 264 -1 N ILE A 263 O ALA A 303 SHEET 4 C 4 LEU A 331 ARG A 334 -1 O GLN A 333 N PHE A 262 SHEET 1 D 2 GLN A 324 LEU A 325 0 SHEET 2 D 2 LYS A 328 LYS A 329 -1 O LYS A 328 N LEU A 325 SITE 1 AC1 3 LYS A 225 ARG A 227 HOH B 28 CRYST1 129.388 129.388 62.645 90.00 90.00 120.00 P 65 2 2 12 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 0.007729 0.004462 0.000000 0.00000 SCALE2 0.000000 0.008924 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015963 0.00000