PDB Short entry for 3BO3 HEADER NUCLEAR PROTEIN/RNA 17-DEC-07 3BO3 TITLE A RELAXED ACTIVE SITE FOLLOWING EXON LIGATION BY A GROUP I TITLE 2 INTRON COMPND MOL_ID: 1; COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RRM 1 DOMAIN; COMPND 5 SYNONYM: U1 SNRNP PROTEIN A, U1A PROTEIN, U1-A; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: GROUP I INTRON P9; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: RNA (5'- COMPND 13 R(*AP*AP*GP*CP*CP*AP*CP*AP*CP*AP*AP*AP*CP*CP*AP*G)-3'); COMPND 14 CHAIN: C; COMPND 15 ENGINEERED: YES; COMPND 16 OTHER_DETAILS: 3' EXON; COMPND 17 MOL_ID: 4; COMPND 18 MOLECULE: RNA (5'-R(*CP*AP*UP*AP*CP*GP*GP*CP*C)-3'); COMPND 19 CHAIN: D; COMPND 20 ENGINEERED: YES; COMPND 21 OTHER_DETAILS: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A RNA COMPND 22 BINDING DOMAIN, 5' EXON SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES; SOURCE 11 MOL_ID: 3; SOURCE 12 SYNTHETIC: YES; SOURCE 13 MOL_ID: 4; SOURCE 14 SYNTHETIC: YES KEYWDS GROUP I INTRON, AZOARCUS, RIBOZYME, LIGATION, ACETYLATION, KEYWDS 2 MRNA PROCESSING, MRNA SPLICING, NUCLEUS, RIBONUCLEOPROTEIN, KEYWDS 3 RNA-BINDING, SPLICEOSOME, NUCLEAR PROTEIN/RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.V.LIPCHOCK,S.A.STROBEL REVDAT 3 24-FEB-09 3BO3 1 VERSN REVDAT 2 22-APR-08 3BO3 1 JRNL REVDAT 1 01-APR-08 3BO3 0 JRNL AUTH S.V.LIPCHOCK,S.A.STROBEL JRNL TITL A RELAXED ACTIVE SITE AFTER EXON LIGATION BY THE JRNL TITL 2 GROUP I 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 1 REMARK 2 REMARK 2 RESOLUTION. 3.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.73 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 21092 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) : 0.284 REMARK 3 R VALUE (WORKING SET) : 0.282 REMARK 3 FREE R VALUE : 0.325 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1082 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) : 3.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.48 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1430 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.54 REMARK 3 BIN R VALUE (WORKING SET) : 0.4210 REMARK 3 BIN FREE R VALUE SET COUNT : 87 REMARK 3 BIN FREE R VALUE : 0.3940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 775 REMARK 3 NUCLEIC ACID ATOMS : 4809 REMARK 3 HETEROGEN ATOMS : 14 REMARK 3 SOLVENT ATOMS : 25 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 158.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.02000 REMARK 3 B22 (A**2) : -0.02000 REMARK 3 B33 (A**2) : 0.04000 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): 0.618 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 39.375 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.928 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.917 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6172 ; 0.006 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 9453 ; 1.227 ; 2.884 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 94 ; 3.814 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 35 ;35.527 ;23.429 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 160 ;17.759 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ; 8.523 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1232 ; 0.058 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2911 ; 0.002 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 2469 ; 0.170 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 3707 ; 0.280 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 151 ; 0.159 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 5 ; 0.082 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 36 ; 0.191 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.167 ; 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): 476 ; 0.148 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 772 ; 0.267 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 5990 ; 0.691 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 8681 ; 1.170 ; 4.500 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 REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 3BO3 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-MAR-08. REMARK 100 THE RCSB ID CODE IS RCSB045755. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-OCT-06 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 : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21147 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.400 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 (%) : 99.6 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) : 3.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.52 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 (%): 71.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, SODIUM CACODYLATE, MAGNESIUM REMARK 280 ACETATE, POTASSIUM ACETATE, COBALT HEXAMINE, PH 6.80, VAPOR REMARK 280 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 121.06900 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 60.53450 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 181.60350 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 121.06900 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 181.60350 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 60.53450 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9150 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 37960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -135.8 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, D, 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 6 C3' - C2' - C1' ANGL. DEV. = -4.2 DEGREES REMARK 500 G B 17 C3' - C2' - C1' ANGL. DEV. = -4.3 DEGREES REMARK 500 A B 30 C3' - C2' - C1' ANGL. DEV. = -4.7 DEGREES REMARK 500 C B 31 C3' - C2' - C1' ANGL. DEV. = -4.2 DEGREES REMARK 500 C B1007 C3' - O3' - P ANGL. DEV. = 9.3 DEGREES REMARK 500 C B 112 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 C B 137 C3' - O3' - P ANGL. DEV. = 7.9 DEGREES REMARK 500 G B 152 C3' - C2' - C1' ANGL. DEV. = -4.6 DEGREES REMARK 500 G B 170 C1' - O4' - C4' ANGL. DEV. = -5.0 DEGREES REMARK 500 C B 171 C3' - O3' - P ANGL. DEV. = 9.3 DEGREES REMARK 500 G B 184 C3' - O3' - P ANGL. DEV. = 7.3 DEGREES REMARK 500 U D 3 C3' - O3' - P ANGL. DEV. = -35.9 DEGREES REMARK 500 A D 4 O3' - P - O5' ANGL. DEV. = -26.6 DEGREES REMARK 500 A D 4 O3' - P - OP2 ANGL. DEV. = -55.6 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 -151.72 -109.97 REMARK 500 PRO A 8 143.38 -26.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B1045 DISTANCE = 5.07 ANGSTROMS 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 B1021 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 G B 38 OP2 REMARK 620 2 A B 39 OP2 82.8 REMARK 620 3 C D 1 O5' 99.1 124.8 REMARK 620 N 1 2 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 77.7 REMARK 620 3 A B 172 OP1 95.9 88.2 REMARK 620 4 U D 3 O3' 71.8 79.3 164.0 REMARK 620 5 A D 4 OP2 83.0 156.9 106.4 82.8 REMARK 620 N 1 2 3 4 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 111.1 REMARK 620 3 G C 206 O2' 94.3 96.2 REMARK 620 4 A D 4 OP2 155.9 92.8 85.5 REMARK 620 N 1 2 3 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 77.3 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 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 2 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 3 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 1015 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1016 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1018 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1019 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1020 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1021 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1022 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1023 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1024 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 1025 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3BO2 RELATED DB: PDB REMARK 900 RELATED ID: 3BO4 RELATED DB: PDB DBREF 3BO3 B 4 190 PDB 3BO3 3BO3 4 190 DBREF 3BO3 C 191 206 PDB 3BO3 3BO3 191 206 DBREF 3BO3 D 1 9 PDB 3BO3 3BO3 1 9 DBREF 3BO3 A 4 98 UNP P09012 SNRPA_HUMAN 4 98 SEQADV 3BO3 HIS A 31 UNP P09012 TYR 31 ENGINEERED SEQADV 3BO3 ARG A 36 UNP P09012 GLN 36 ENGINEERED 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 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 9 C A U A C G G C C MODRES 3BO3 GTP B 4 G GUANOSINE-5'-TRIPHOSPHATE MODRES 3BO3 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 K 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 HET MG B1022 1 HET MG B1023 1 HET MG B1024 1 HET MG B1025 1 HETNAM GTP GUANOSINE-5'-TRIPHOSPHATE HETNAM A23 ADENOSINE-5'-PHOSPHATE-2',3'-CYCLIC PHOSPHATE HETNAM MG MAGNESIUM ION HETNAM K POTASSIUM ION FORMUL 1 GTP C10 H16 N5 O14 P3 FORMUL 1 A23 C10 H13 N5 O9 P2 FORMUL 5 MG 13(MG 2+) FORMUL 8 K K 1+ FORMUL 19 HOH *25(H2 O) HELIX 1 1 LYS A 22 ALA A 32 1 11 HELIX 2 2 GLU A 61 MET A 72 1 12 HELIX 3 3 SER A 91 LYS A 96 1 6 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 LINK O3' GTP B 4 P G B 5 1555 1555 1.60 LINK O3' G B 189 P A23 B 190 1555 1555 1.60 LINK OP2 G B 38 MG MG B1021 1555 1555 2.26 LINK OP2 A B 39 MG MG B1021 1555 1555 1.99 LINK OP1 C B 88 MG MG B 1 1555 1555 2.23 LINK OP1 U B 124 MG MG B1020 1555 1555 2.00 LINK OP1 U B 126 MG MG B1016 1555 1555 2.26 LINK OP1 G B 128 MG MG B 2 1555 1555 1.81 LINK OP1 G B 170 MG MG B 1 1555 1555 2.37 LINK OP1 A B 172 MG MG B 1 1555 1555 1.99 LINK OP2 A B 172 MG MG B 2 1555 1555 1.96 LINK OP2 U B 173 MG MG B 3 1555 1555 2.17 LINK OP2 A B 174 MG MG B 3 1555 1555 1.98 LINK O2' G C 206 MG MG B 2 1555 1555 2.21 LINK O5' C D 1 MG MG B1021 1555 1555 2.37 LINK O3'A U D 3 MG MG B 1 1555 1555 2.35 LINK OP2A A D 4 MG MG B 1 1555 1555 2.13 LINK OP2A A D 4 MG MG B 2 1555 1555 2.46 LINK K K B1015 O HOH B1045 1555 1555 2.77 LINK O3' G C 206 P A A D 4 1555 1555 1.61 SITE 1 AC1 6 C B 88 G B 170 C B 171 A B 172 SITE 2 AC1 6 U D 3 A D 4 SITE 1 AC2 6 A B 127 G B 128 C B 171 A B 172 SITE 2 AC2 6 G C 206 A D 4 SITE 1 AC3 3 U B 173 A B 174 G C 206 SITE 1 AC4 2 G B 24 HOH B1045 SITE 1 AC5 2 G B 53 U B 126 SITE 1 AC6 2 C B 66 G B 67 SITE 1 AC7 1 HOH B1034 SITE 1 AC8 4 U B 124 A B 127 G B 170 C B 171 SITE 1 AC9 4 G B 37 G B 38 A B 39 C D 1 SITE 1 BC1 2 A B 49 U B 50 SITE 1 BC2 1 C B 74 SITE 1 BC3 3 G B 125 A B 127 A B 172 SITE 1 BC4 2 G B 181 G B 182 CRYST1 109.608 109.608 242.138 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 0.009123 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009123 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004130 0.00000