HEADER NUCLEAR PROTEIN/RNA 17-DEC-07 3BO2 TITLE A RELAXED ACTIVE SITE FOLLOWING EXON LIGATION BY A GROUP I INTRON COMPND MOL_ID: 1; COMPND 2 MOLECULE: GROUP I INTRON P9; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: RNA (5'-R(*AP*AP*GP*CP*CP*AP*CP*AP*CP*AP*AP*AP*CP*CP*AP*G)- COMPND 7 3'); COMPND 8 CHAIN: C; COMPND 9 ENGINEERED: YES; COMPND 10 OTHER_DETAILS: 3' EXON; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: RNA (5'-R(*AP*CP*GP*GP*CP*C)-3'); COMPND 13 CHAIN: D; COMPND 14 ENGINEERED: YES; COMPND 15 OTHER_DETAILS: 5' EXON; COMPND 16 MOL_ID: 4; COMPND 17 MOLECULE: RNA (5'-R(*CP*AP*U)-3'); COMPND 18 CHAIN: E; COMPND 19 ENGINEERED: YES; COMPND 20 OTHER_DETAILS: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A RNA BINDING COMPND 21 DOMAIN; COMPND 22 MOL_ID: 5; COMPND 23 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; COMPND 24 CHAIN: A; COMPND 25 FRAGMENT: RRM 1 DOMAIN; COMPND 26 SYNONYM: U1 SNRNP PROTEIN A, U1A PROTEIN, U1-A; COMPND 27 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 8 ORGANISM_TAXID: 32630; SOURCE 9 MOL_ID: 3; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 12 ORGANISM_TAXID: 32630; SOURCE 13 MOL_ID: 4; SOURCE 14 SYNTHETIC: YES; SOURCE 15 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 16 ORGANISM_TAXID: 32630; SOURCE 17 MOL_ID: 5; SOURCE 18 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 19 ORGANISM_COMMON: HUMAN; SOURCE 20 ORGANISM_TAXID: 9606; SOURCE 21 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 22 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 23 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 24 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS GROUP I INTRON, AZOARCUS, RIBOZYME, LIGATION, ACETYLATION, MRNA KEYWDS 2 PROCESSING, MRNA SPLICING, NUCLEUS, RIBONUCLEOPROTEIN, RNA-BINDING, KEYWDS 3 SPLICEOSOME, NUCLEAR PROTEIN-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.V.LIPCHOCK,S.A.STROBEL REVDAT 6 21-FEB-24 3BO2 1 REMARK REVDAT 5 20-OCT-21 3BO2 1 REMARK SEQADV LINK REVDAT 4 25-OCT-17 3BO2 1 SOURCE REMARK REVDAT 3 24-FEB-09 3BO2 1 VERSN REVDAT 2 22-APR-08 3BO2 1 JRNL REVDAT 1 01-APR-08 3BO2 0 JRNL AUTH S.V.LIPCHOCK,S.A.STROBEL JRNL TITL A RELAXED ACTIVE SITE AFTER EXON LIGATION BY THE GROUP I JRNL TITL 2 INTRON JRNL REF PROC.NATL.ACAD.SCI.USA V. 105 5699 2008 JRNL REFN ISSN 0027-8424 JRNL PMID 18408159 JRNL DOI 10.1073/PNAS.0712016105 REMARK 2 REMARK 2 RESOLUTION. 3.31 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) : 3.31 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 22750 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.292 REMARK 3 R VALUE (WORKING SET) : 0.291 REMARK 3 FREE R VALUE : 0.321 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1160 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) : 3.31 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.40 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1460 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.04 REMARK 3 BIN R VALUE (WORKING SET) : 0.4580 REMARK 3 BIN FREE R VALUE SET COUNT : 78 REMARK 3 BIN FREE R VALUE : 0.4290 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 775 REMARK 3 NUCLEIC ACID ATOMS : 4764 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 20 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 143.8 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.30000 REMARK 3 B22 (A**2) : 0.30000 REMARK 3 B33 (A**2) : -0.60000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.599 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 37.522 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.938 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.919 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6120 ; 0.006 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 9368 ; 1.152 ; 2.883 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 94 ; 4.012 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 35 ;40.185 ;23.429 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 160 ;17.127 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;14.084 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1221 ; 0.056 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2891 ; 0.002 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 2288 ; 0.169 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 3697 ; 0.277 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 155 ; 0.147 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 3 ; 0.107 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 33 ; 0.189 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.144 ; 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): 493 ; 0.261 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 772 ; 0.441 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 7940 ; 0.766 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 8596 ; 1.211 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3BO2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-FEB-08. REMARK 100 THE DEPOSITION ID IS D_1000045754. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-NOV-04 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.80 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22911 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.300 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 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) : 3.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 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: SINGLE WAVELENGTH 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 (%): 72.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, SODIUM CACODYLATE, MAGNESIUM REMARK 280 ACETATE, POTASSIUM ACETATE, COBALT HEXAMINE, POTASSIUM VANADATE, REMARK 280 PH 6.80, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z+1/2 REMARK 290 7555 Y,X,-Z+3/4 REMARK 290 8555 -Y,-X,-Z+1/4 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 124.74750 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 62.37375 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 187.12125 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 124.74750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 187.12125 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 62.37375 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: PENTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, D, E, 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 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 C B 31 C3' - C2' - C1' ANGL. DEV. = -4.2 DEGREES REMARK 500 G B 37 C3' - O3' - P ANGL. DEV. = 8.0 DEGREES REMARK 500 C B1007 C3' - O3' - P ANGL. DEV. = 8.0 DEGREES REMARK 500 C B 112 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 C B 137 C3' - O3' - P ANGL. DEV. = 8.3 DEGREES REMARK 500 C B 153 C3' - C2' - C1' ANGL. DEV. = -4.2 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 THR A 6 -164.30 -128.50 REMARK 500 LEU A 30 -60.21 -101.28 REMARK 500 LEU A 41 -123.07 -88.56 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 1 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 C B 88 OP1 REMARK 620 2 G B 170 OP1 68.0 REMARK 620 3 A B 172 OP1 82.5 87.1 REMARK 620 4 HOH C 26 O 96.1 162.5 98.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 2 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 128 OP1 REMARK 620 2 A B 172 OP2 125.1 REMARK 620 3 G C 206 O2' 102.2 86.2 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 3 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U B 173 OP2 REMARK 620 2 A B 174 OP2 79.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B1018 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 38 OP2 REMARK 620 2 A B 39 OP2 78.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B1016 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 U B 124 OP1 REMARK 620 2 C B 171 OP2 79.5 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3BO3 RELATED DB: PDB REMARK 900 RELATED ID: 3BO4 RELATED DB: PDB DBREF 3BO2 B 4 190 PDB 3BO2 3BO2 4 190 DBREF 3BO2 C 191 206 PDB 3BO2 3BO2 191 206 DBREF 3BO2 D 1 6 PDB 3BO2 3BO2 1 6 DBREF 3BO2 E 1 3 PDB 3BO2 3BO2 1 3 DBREF 3BO2 A 4 98 UNP P09012 SNRPA_HUMAN 4 98 SEQADV 3BO2 HIS A 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 3BO2 ARG A 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQRES 1 B 197 GTP G C C G U G U G C C U U SEQRES 2 B 197 G C G C C G G G A A A C C SEQRES 3 B 197 A C G C A A G G G A U G G SEQRES 4 B 197 U G U C A A A U U C G G C SEQRES 5 B 197 G A A A C C U A A G C G C SEQRES 6 B 197 C C G C C C G G G C G U A SEQRES 7 B 197 U G G C A A C G C C G A G SEQRES 8 B 197 C C A A G C U U C G C A G SEQRES 9 B 197 C C A U U G C A C U C C G SEQRES 10 B 197 G C U G C G A U G A A G G SEQRES 11 B 197 U G U A G A G A C U A G A SEQRES 12 B 197 C G G C A C C C A C C U A SEQRES 13 B 197 A G G C A A A C G C U A U SEQRES 14 B 197 G G U G A A G G C A U A G SEQRES 15 B 197 U C C A G G G A G U G G C SEQRES 16 B 197 G A23 SEQRES 1 C 16 A A G C C A C A C A A A C SEQRES 2 C 16 C A G SEQRES 1 D 6 A C G G C C SEQRES 1 E 3 C A U SEQRES 1 A 95 PRO GLU THR ARG PRO ASN HIS THR ILE TYR ILE ASN ASN SEQRES 2 A 95 LEU ASN GLU LYS ILE LYS LYS ASP GLU LEU LYS LYS SER SEQRES 3 A 95 LEU HIS ALA ILE PHE SER ARG PHE GLY GLN ILE LEU ASP SEQRES 4 A 95 ILE LEU VAL SER ARG SER LEU LYS MET ARG GLY GLN ALA SEQRES 5 A 95 PHE VAL ILE PHE LYS GLU VAL SER SER ALA THR ASN ALA SEQRES 6 A 95 LEU ARG SER MET GLN GLY PHE PRO PHE TYR ASP LYS PRO SEQRES 7 A 95 MET ARG ILE GLN TYR ALA LYS THR ASP SER ASP ILE ILE SEQRES 8 A 95 ALA LYS MET LYS MODRES 3BO2 GTP B 4 G GUANOSINE-5'-TRIPHOSPHATE MODRES 3BO2 A23 B 190 A HET GTP B 4 32 HET A23 B 190 25 HET MG B 1 1 HET MG B 2 1 HET MG B 3 1 HET MG B1015 1 HET MG B1016 1 HET MG B1017 1 HET MG B1018 1 HET MG B1019 1 HET MG B1020 1 HET MG B1021 1 HETNAM GTP GUANOSINE-5'-TRIPHOSPHATE HETNAM A23 ADENOSINE-5'-PHOSPHATE-2',3'-CYCLIC PHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 1 GTP C10 H16 N5 O14 P3 FORMUL 1 A23 C10 H13 N5 O9 P2 FORMUL 6 MG 10(MG 2+) FORMUL 16 HOH *20(H2 O) HELIX 1 1 LYS A 22 ALA A 32 1 11 HELIX 2 2 GLU A 61 MET A 72 1 12 SHEET 1 A 4 ILE A 40 VAL A 45 0 SHEET 2 A 4 ALA A 55 PHE A 59 -1 O ILE A 58 N LEU A 41 SHEET 3 A 4 THR A 11 ASN A 15 -1 N ILE A 14 O ALA A 55 SHEET 4 A 4 ARG A 83 TYR A 86 -1 O GLN A 85 N TYR A 13 SHEET 1 B 2 PRO A 76 PHE A 77 0 SHEET 2 B 2 LYS A 80 PRO A 81 -1 O LYS A 80 N PHE A 77 LINK O3' GTP B 4 P G B 5 1555 1555 1.60 LINK O3' G B 189 P A23 B 190 1555 1555 1.61 LINK MG MG B 1 OP1 C B 88 1555 1555 2.29 LINK MG MG B 1 OP1 G B 170 1555 1555 2.29 LINK MG MG B 1 OP1 A B 172 1555 1555 1.92 LINK MG MG B 1 O HOH C 26 1555 1555 2.42 LINK MG MG B 2 OP1 G B 128 1555 1555 1.84 LINK MG MG B 2 OP2 A B 172 1555 1555 2.11 LINK MG MG B 2 O2' G C 206 1555 1555 2.22 LINK MG MG B 3 OP2 U B 173 1555 1555 2.08 LINK MG MG B 3 OP2 A B 174 1555 1555 1.92 LINK OP2 G B 38 MG MG B1018 1555 1555 2.34 LINK OP2 A B 39 MG MG B1018 1555 1555 2.20 LINK OP2 A B 48 MG MG B1019 1555 1555 2.25 LINK OP1 U B 124 MG MG B1016 1555 1555 2.20 LINK OP1 G B 125 MG MG B1017 1555 1555 2.27 LINK OP1 U B 126 MG MG B1020 1555 1555 2.16 LINK OP2 C B 171 MG MG B1016 1555 1555 2.20 SITE 1 AC1 1 HOH C 26 SITE 1 AC2 1 HOH C 26 CRYST1 108.960 108.960 249.495 90.00 90.00 90.00 P 41 2 2 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 0.009178 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009178 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004008 0.00000 HETATM 1 PG GTP B 4 68.366 76.267 53.785 1.00185.42 P HETATM 2 O1G GTP B 4 67.069 77.027 53.610 1.00185.40 O HETATM 3 O2G GTP B 4 68.280 75.395 55.017 1.00185.42 O HETATM 4 O3G GTP B 4 69.510 77.245 53.933 1.00185.45 O HETATM 5 O3B GTP B 4 68.612 75.349 52.482 1.00184.50 O HETATM 6 PB GTP B 4 67.424 74.504 51.792 1.00183.64 P HETATM 7 O1B GTP B 4 66.246 74.357 52.729 1.00183.63 O HETATM 8 O2B GTP B 4 66.997 75.147 50.492 1.00183.52 O HETATM 9 O3A GTP B 4 68.098 73.063 51.522 1.00182.58 O HETATM 10 PA GTP B 4 68.518 72.062 52.717 1.00181.54 P HETATM 11 O1A GTP B 4 67.392 71.939 53.718 1.00181.61 O HETATM 12 O2A GTP B 4 68.877 70.705 52.154 1.00181.53 O HETATM 13 O5' GTP B 4 69.795 72.754 53.419 1.00180.13 O HETATM 14 C5' GTP B 4 70.515 72.069 54.424 1.00178.14 C HETATM 15 C4' GTP B 4 71.763 72.845 54.836 1.00176.69 C HETATM 16 O4' GTP B 4 72.513 73.254 53.700 1.00176.49 O HETATM 17 C3' GTP B 4 71.413 74.114 55.623 1.00175.79 C HETATM 18 O3' GTP B 4 71.908 74.213 56.957 1.00173.89 O HETATM 19 C2' GTP B 4 71.982 75.253 54.802 1.00176.10 C HETATM 20 O2' GTP B 4 72.539 76.258 55.624 1.00176.13 O HETATM 21 C1' GTP B 4 73.037 74.543 53.965 1.00176.22 C HETATM 22 N9 GTP B 4 73.418 75.359 52.798 1.00176.00 N HETATM 23 C8 GTP B 4 72.603 75.895 51.833 1.00175.97 C HETATM 24 N7 GTP B 4 73.375 76.601 50.974 1.00176.00 N HETATM 25 C5 GTP B 4 74.663 76.529 51.383 1.00175.89 C HETATM 26 C6 GTP B 4 75.847 77.061 50.881 1.00175.86 C HETATM 27 O6 GTP B 4 75.835 77.745 49.860 1.00175.91 O HETATM 28 N1 GTP B 4 77.042 76.813 51.533 1.00175.70 N HETATM 29 C2 GTP B 4 77.057 76.037 52.678 1.00175.60 C HETATM 30 N2 GTP B 4 78.201 75.794 53.308 1.00175.53 N HETATM 31 N3 GTP B 4 75.877 75.513 53.169 1.00175.62 N HETATM 32 C4 GTP B 4 74.701 75.756 52.535 1.00175.81 C