HEADER RNA BINDING PROTEIN/RNA 20-MAY-13 4KTG TITLE CRYSTAL STRUCTURE OF DOUBLE-HELICAL GGC-REPETITIVE RNA 19MER COMPLEXED TITLE 2 WITH RSS P19 COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA SILENCING SUPPRESSOR P19; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 27-158; COMPND 5 SYNONYM: 19 KDA SYMPTOM SEVERITY MODULATOR; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: 5'-R(P*GP*CP*GP*GP*CP*GP*GP*CP*GP*GP*CP*GP*GP*CP*GP*GP*CP*G COMPND 9 P*C)-3'; COMPND 10 CHAIN: B, E; COMPND 11 ENGINEERED: YES; COMPND 12 OTHER_DETAILS: SIRNA PGC(GGC)5GC SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TOMATO BUSHY STUNT VIRUS; SOURCE 3 ORGANISM_COMMON: TBSV; SOURCE 4 ORGANISM_TAXID: 12145; SOURCE 5 GENE: ORF4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES KEYWDS RNA SILENCING SUPPRESSION, TRINUCLEOTIDE REPEATS, DIMER, RNA BINDING KEYWDS 2 PROTEIN-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.TAMJAR,E.KATORCHA,A.N.POPOV,L.MALININA REVDAT 3 28-FEB-24 4KTG 1 REMARK SEQADV REVDAT 2 15-NOV-17 4KTG 1 REMARK REVDAT 1 21-MAY-14 4KTG 0 JRNL AUTH J.TAMJAR,E.KATORCHA,A.CABO,S.DELGADO,A.N.POPOV,L.MALININA JRNL TITL STRUCTURAL INSIGHTS INTO CNG-REPETITIVE RNAS ASSOCIATED WITH JRNL TITL 2 HUMAN TRINUCLEOTIDE REPEAT EXPANSION DISEASES (TREDS) JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.92 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 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) : 1.92 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 18238 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) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.190 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 933 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) : 1.92 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.97 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1193 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.47 REMARK 3 BIN R VALUE (WORKING SET) : 0.2810 REMARK 3 BIN FREE R VALUE SET COUNT : 70 REMARK 3 BIN FREE R VALUE : 0.3090 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 982 REMARK 3 NUCLEIC ACID ATOMS : 834 REMARK 3 HETEROGEN ATOMS : 15 REMARK 3 SOLVENT ATOMS : 126 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.36 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.16000 REMARK 3 B22 (A**2) : 1.16000 REMARK 3 B33 (A**2) : -3.77000 REMARK 3 B12 (A**2) : 1.16000 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): 0.172 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.156 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.117 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.101 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.964 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.954 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1993 ; 0.017 ; 0.015 REMARK 3 BOND LENGTHS OTHERS (A): 1329 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2903 ; 1.847 ; 1.596 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3105 ; 2.259 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 119 ; 6.123 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 51 ;35.948 ;22.353 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 176 ;15.870 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 10 ;23.525 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 303 ; 0.138 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1658 ; 0.011 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 500 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 482 ; 4.165 ; 3.703 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 481 ; 4.159 ; 3.692 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 599 ; 5.198 ; 5.502 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : 2 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : B E REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 201 B 209 1 REMARK 3 1 E 201 E 209 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT THERMAL 1 B (A**2): 308 ; 0.990 ; 0.500 REMARK 3 REMARK 3 NCS GROUP NUMBER : 2 REMARK 3 CHAIN NAMES : B E REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 211 B 219 1 REMARK 3 1 E 211 E 219 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT THERMAL 2 E (A**2): 285 ; 0.920 ; 0.500 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 : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 3 U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 4KTG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000079773. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : CHANNEL CUT SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK, HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18255 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.920 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.92 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.99 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : 0.45900 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: REFMAC REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.8 M AMMONIUM SULFATE, 0.1 M MES, PH REMARK 280 6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 -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 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 45.54400 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 26.29484 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 49.34333 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 45.54400 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 26.29484 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 49.34333 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 45.54400 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 26.29484 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 49.34333 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 45.54400 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 26.29484 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 49.34333 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 45.54400 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 26.29484 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 49.34333 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 45.54400 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 26.29484 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 49.34333 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 52.58968 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 98.68667 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 52.58968 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 98.68667 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 52.58968 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 98.68667 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 52.58968 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 98.68667 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 52.58968 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 98.68667 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 52.58968 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 98.68667 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 BIOLOGICAL UNIT IS A P19 HOMODIMER BOUND TO DOUBLE- REMARK 300 STRANDED RNA. 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: A, B, E 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 0.00000 REMARK 350 BIOMT2 2 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 791 LIES ON A SPECIAL POSITION. 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 1 REMARK 465 SER A 2 REMARK 465 HIS A 3 REMARK 465 ASN A 28 REMARK 465 SER A 29 REMARK 465 ASN A 30 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 OP1 G B 201 O HOH B 314 1.73 REMARK 500 NZ LYS A 38 O HOH A 744 2.04 REMARK 500 OP3 G B 201 O HOH A 744 2.05 REMARK 500 OE1 GLN A 31 O2 SO4 A 603 2.07 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OP1 G E 201 O HOH B 314 4555 1.77 REMARK 500 OP3 G E 201 O HOH A 744 4555 2.00 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 G B 201 P G B 201 OP3 -0.111 REMARK 500 G B 201 P G B 201 OP3 -0.118 REMARK 500 G E 201 P G E 201 OP3 -0.112 REMARK 500 G E 201 P G E 201 OP3 -0.118 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 LEU A 65 CB - CG - CD1 ANGL. DEV. = 11.5 DEGREES REMARK 500 ARG A 93 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 G B 213 O5' - P - OP1 ANGL. DEV. = -8.9 DEGREES REMARK 500 G E 213 O5' - P - OP1 ANGL. DEV. = -8.9 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 ASP A 32 -54.15 101.78 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 SO4 A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 603 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4KQ0 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DOUBLE-HELICAL CGG-REPETITIVE RNA 19MER REMARK 900 COMPLEXED WITH RSS P19 REMARK 900 RELATED ID: 4KNQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF 1NT-5'-OVERHANGING DOUBLE-HELICAL CCG- REMARK 900 REPETITIVE RNA 20MER COMPLEXED WITH RSS P19 REMARK 900 RELATED ID: 1R9F RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF P19 COMPLEXED WITH 19-BP SMALL INTERFERING RNA REMARK 900 RELATED ID: 4J39 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF P19 IN COMPLEX WITH DOUBLE-HELICAL 19MER RNA REMARK 900 P(CAG)3C(CUG)3 REMARK 900 RELATED ID: 4J5V RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF P19 IN COMPLEX WITH DOUBLE-HELICAL RNA 19MER REMARK 900 P(CAG)3C(CCG)3 REMARK 900 RELATED ID: 4JGN RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF RNA SILENCING SUPPRESSOR P19 WITH 1NT-5'- REMARK 900 OVERHANGING DOUBLE-HELICAL RNA 20MER PUUG(CUG)5CU DBREF 4KTG A 5 127 UNP P69517 P19_TBSVK 27 149 DBREF 4KTG B 201 219 PDB 4KTG 4KTG 201 219 DBREF 4KTG E 201 219 PDB 4KTG 4KTG 201 219 SEQADV 4KTG GLY A 1 UNP P69517 EXPRESSION TAG SEQADV 4KTG SER A 2 UNP P69517 EXPRESSION TAG SEQADV 4KTG HIS A 3 UNP P69517 EXPRESSION TAG SEQADV 4KTG MET A 4 UNP P69517 EXPRESSION TAG SEQRES 1 A 127 GLY SER HIS MET THR SER PRO PHE LYS LEU PRO ASP GLU SEQRES 2 A 127 SER PRO SER TRP THR GLU TRP ARG LEU HIS ASN ASP GLU SEQRES 3 A 127 THR ASN SER ASN GLN ASP ASN PRO LEU GLY PHE LYS GLU SEQRES 4 A 127 SER TRP GLY PHE GLY LYS VAL VAL PHE LYS ARG TYR LEU SEQRES 5 A 127 ARG TYR ASP ARG THR GLU ALA SER LEU HIS ARG VAL LEU SEQRES 6 A 127 GLY SER TRP THR GLY ASP SER VAL ASN TYR ALA ALA SER SEQRES 7 A 127 ARG PHE PHE GLY PHE ASP GLN ILE GLY CYS THR TYR SER SEQRES 8 A 127 ILE ARG PHE ARG GLY VAL SER ILE THR VAL SER GLY GLY SEQRES 9 A 127 SER ARG THR LEU GLN HIS LEU CYS GLU MET ALA ILE ARG SEQRES 10 A 127 SER LYS GLN GLU LEU LEU GLN LEU ALA PRO SEQRES 1 B 19 G C G G C G G C G G C G G SEQRES 2 B 19 C G G C G C SEQRES 1 E 19 G C G G C G G C G G C G G SEQRES 2 E 19 C G G C G C HET SO4 A 601 5 HET SO4 A 602 5 HET SO4 A 603 5 HETNAM SO4 SULFATE ION FORMUL 4 SO4 3(O4 S 2-) FORMUL 7 HOH *126(H2 O) HELIX 1 1 SER A 16 THR A 27 1 12 HELIX 2 2 THR A 57 GLY A 66 1 10 HELIX 3 3 THR A 69 SER A 78 1 10 HELIX 4 4 ARG A 79 PHE A 81 5 3 HELIX 5 5 THR A 107 GLN A 124 1 18 SHEET 1 A 4 VAL A 46 ARG A 53 0 SHEET 2 A 4 GLY A 36 PHE A 43 -1 N GLU A 39 O ARG A 50 SHEET 3 A 4 GLY A 87 PHE A 94 -1 O THR A 89 N GLY A 42 SHEET 4 A 4 VAL A 97 GLY A 104 -1 O GLY A 103 N CYS A 88 SITE 1 AC1 4 SER A 6 PHE A 48 ARG A 50 HOH A 738 SITE 1 AC2 4 SER A 16 HIS A 62 HOH A 708 HOH A 722 SITE 1 AC3 5 GLN A 31 ARG A 93 ARG A 95 GLY A 96 SITE 2 AC3 5 HOH A 784 CRYST1 91.088 91.088 148.030 90.00 90.00 120.00 H 3 2 36 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 0.010978 0.006338 0.000000 0.00000 SCALE2 0.000000 0.012677 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006755 0.00000