PDB Short entry for 1URN HEADER TRANSCRIPTION/RNA 04-JAN-95 1URN TITLE U1A MUTANT/RNA COMPLEX + GLYCEROL CAVEAT 1URN INCORRECT CHIRAL CENTER(S) COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (5'- COMPND 3 R(*AP*AP*UP*CP*CP*AP*UP*UP*GP*CP*AP*CP*UP*CP*CP*GP*G P*AP*UP*UP*U)- COMPND 4 3'); COMPND 5 CHAIN: P, Q, R; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PROTEIN (U1A); COMPND 9 CHAIN: A, B, C; COMPND 10 ENGINEERED: 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 CELL_LINE: FETAL BRAIN CDNA LIBRARY; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PKN172; SOURCE 12 EXPRESSION_SYSTEM_GENE: U1A (2-98, Y31H, Q36R) KEYWDS PROTEIN-RNA COMPLEX, SINGLE STRAND, OVERHANGING BASE, HAIRPIN LOOP, KEYWDS 2 TRANSCRIPTION-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.OUBRIDGE,N.ITO,P.R.EVANS,C.-H.TEO,K.NAGAI REVDAT 8 14-FEB-24 1URN 1 REMARK REVDAT 7 03-NOV-21 1URN 1 REMARK SEQADV REVDAT 6 13-JUL-11 1URN 1 VERSN REVDAT 5 24-FEB-09 1URN 1 VERSN REVDAT 4 01-APR-03 1URN 1 JRNL REVDAT 3 19-AUG-02 1URN 1 REMARK REVDAT 2 27-NOV-00 1URN 5 REVDAT 1 08-MAR-96 1URN 0 JRNL AUTH C.OUBRIDGE,N.ITO,P.R.EVANS,C.H.TEO,K.NAGAI JRNL TITL CRYSTAL STRUCTURE AT 1.92 A RESOLUTION OF THE RNA-BINDING JRNL TITL 2 DOMAIN OF THE U1A SPLICEOSOMAL PROTEIN COMPLEXED WITH AN RNA JRNL TITL 3 HAIRPIN. JRNL REF NATURE V. 372 432 1994 JRNL REFN ISSN 0028-0836 JRNL PMID 7984237 JRNL DOI 10.1038/372432A0 REMARK 2 REMARK 2 RESOLUTION. 1.92 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.92 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 54007 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2308 REMARK 3 NUCLEIC ACID ATOMS : 1177 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 419 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.010 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.035 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.033 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.009 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.119 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.185 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.233 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.600 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.900 ; 5.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.300 ; 5.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.200 ; 7.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE B/Q COMPLEX HAS THE BEST-ORDERED RNA CHAIN, SO IS REMARK 3 PROBABLY THE MOST USEFUL TO LOOK AT. REMARK 3 REMARK 3 REMARK 3 THE 3' END OF ALL THREE RNA CHAINS IS POORLY ORDERED. MOST REMARK 3 OF U 21 IS OMITTED, BUT RESIDUE U 21 IS ALSO UNCERTAIN IN REMARK 3 CHAINS P AND Q. REMARK 4 REMARK 4 1URN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB. REMARK 100 THE DEPOSITION ID IS D_1000176979. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.882 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 7.700 REMARK 200 R MERGE (I) : 0.03800 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 7.70 REMARK 200 R MERGE FOR SHELL (I) : 0.03800 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 (%): 62.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP REMARK 280 CRYSTALLIZATION CONDITIONS: 1.8M (NH4)2 SO4, 40MM TRIS-HCL PH REMARK 280 7.0, 5MM SPERMINE TRANSFERRED TO 1.9M (NH4)2 SO4, 40MM TRIS-HCL REMARK 280 PH 7.0, 5MM SPERMINE, 25% GLYCEROL FOR 15 MINUTES BEFORE REMARK 280 FREEZING. 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 170.20000 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 85.10000 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 127.65000 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 42.55000 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 212.75000 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 170.20000 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 85.10000 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 42.55000 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 127.65000 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 212.75000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: MTRIX REMARK 300 THE TRANSFORMATIONS PRESENTED ON MTRIX RECORDS BELOW REMARK 300 DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE REMARK 300 VARIOUS DOMAINS IN THIS ENTRY. APPLYING THE APPROPRIATE REMARK 300 MTRIX TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL REMARK 300 YIELD APPROXIMATE COORDINATES FOR THE RESIDUES LISTED REMARK 300 SECOND. REMARK 300 REMARK 300 APPLIED TO TRANSFORMED TO REMARK 300 MTRIX RESIDUES RESIDUES RMSD REMARK 300 M1 A 6 .. A 96 B 6 .. B 96 0.273 REMARK 300 M2 A 6 .. A 96 C 6 .. C 96 0.341 REMARK 300 M3 C 3 .. C 96 B 3 .. B 96 0.296 REMARK 300 M4 P 1 .. P 12 Q 1 .. Q 12 0.429 REMARK 300 M4 P 16 .. P 19 Q 16 .. Q 19 0.633 REMARK 300 M5 P 1 .. P 12 R 1 .. R 12 0.597 REMARK 300 M5 P 16 .. P 19 R 16 .. R 19 0.697 REMARK 300 M6 R 3 .. R 12 Q 3 .. Q 12 0.347 REMARK 300 M6 R 16 .. R 19 Q 16 .. Q 19 0.896 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: P, 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: Q, B 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 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: R, C 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 400 REMARK 400 COMPOUND REMARK 400 COMPND REMARK 400 MOLECULE_NAME: U1A. A PROTEIN FROM U1 SMALL REMARK 400 RIBONUCLEOPROTEIN (U1SNRNP) THE PROTEIN IS IN THE PDB AS REMARK 400 1NRC (CURRENTLY CA ONLY). REMARK 400 MOLECULE_NAME: RNA 21MER. SEQUENCE BASED ON HAIRPIN II REMARK 400 OF U1 RNA. 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 C P 14 REMARK 465 C R 14 REMARK 465 LYS A 98 REMARK 465 LYS B 98 REMARK 465 LYS C 98 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 U P 13 C5' C4' O4' C3' O3' C2' O2' REMARK 470 U P 13 C1' N1 C2 O2 N3 C4 O4 REMARK 470 U P 13 C5 C6 REMARK 470 C P 15 P OP1 OP2 O5' C5' C4' O4' REMARK 470 C P 15 C3' C2' O2' C1' N1 C2 O2 REMARK 470 C P 15 N3 C4 N4 C5 C6 REMARK 470 U P 21 C5' C4' O4' C3' O3' C2' O2' REMARK 470 U P 21 C1' N1 C2 O2 N3 C4 O4 REMARK 470 U P 21 C5 C6 REMARK 470 U R 13 C5' C4' O4' C3' O3' C2' O2' REMARK 470 U R 13 C1' N1 C2 O2 N3 C4 O4 REMARK 470 U R 13 C5 C6 REMARK 470 C R 15 N1 C2 O2 N3 C4 N4 C5 REMARK 470 C R 15 C6 REMARK 470 U R 21 C5' C4' O4' C3' O3' C2' O2' REMARK 470 U R 21 C1' N1 C2 O2 N3 C4 O4 REMARK 470 U R 21 C5 C6 REMARK 470 ARG A 7 NE CZ NH1 NH2 REMARK 470 LYS A 20 CD CE NZ REMARK 470 LYS B 20 CD CE NZ REMARK 470 LYS B 96 CG CD CE NZ REMARK 470 LYS C 20 CD CE NZ REMARK 470 LYS C 50 CD CE NZ REMARK 470 LYS C 96 CD CE NZ 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 A P 2 C3' - C2' - C1' ANGL. DEV. = -5.3 DEGREES REMARK 500 A P 2 O4' - C1' - N9 ANGL. DEV. = -11.1 DEGREES REMARK 500 A P 2 C2 - N3 - C4 ANGL. DEV. = -6.8 DEGREES REMARK 500 A P 2 N3 - C4 - C5 ANGL. DEV. = 5.9 DEGREES REMARK 500 A P 2 C8 - N9 - C4 ANGL. DEV. = 2.6 DEGREES REMARK 500 U P 3 C3' - C2' - C1' ANGL. DEV. = -4.5 DEGREES REMARK 500 U P 3 C6 - N1 - C2 ANGL. DEV. = 4.7 DEGREES REMARK 500 U P 3 N3 - C4 - C5 ANGL. DEV. = 4.0 DEGREES REMARK 500 U P 3 C5 - C6 - N1 ANGL. DEV. = -3.2 DEGREES REMARK 500 U P 3 N3 - C4 - O4 ANGL. DEV. = -4.7 DEGREES REMARK 500 C P 4 O4' - C1' - N1 ANGL. DEV. = -5.2 DEGREES REMARK 500 C P 4 C6 - N1 - C2 ANGL. DEV. = 5.5 DEGREES REMARK 500 C P 4 C2 - N3 - C4 ANGL. DEV. = -3.3 DEGREES REMARK 500 C P 4 N3 - C4 - C5 ANGL. DEV. = 4.1 DEGREES REMARK 500 C P 4 C5 - C6 - N1 ANGL. DEV. = -4.2 DEGREES REMARK 500 C P 4 N3 - C4 - N4 ANGL. DEV. = -6.0 DEGREES REMARK 500 C P 5 C6 - N1 - C2 ANGL. DEV. = 3.5 DEGREES REMARK 500 C P 5 N3 - C4 - C5 ANGL. DEV. = 3.9 DEGREES REMARK 500 A P 6 N1 - C2 - N3 ANGL. DEV. = -4.6 DEGREES REMARK 500 A P 6 C4 - C5 - C6 ANGL. DEV. = -4.0 DEGREES REMARK 500 A P 6 N1 - C6 - N6 ANGL. DEV. = 3.6 DEGREES REMARK 500 A P 6 C5 - C6 - N6 ANGL. DEV. = -5.9 DEGREES REMARK 500 U P 8 C5 - C6 - N1 ANGL. DEV. = -3.3 DEGREES REMARK 500 C P 10 P - O5' - C5' ANGL. DEV. = 10.2 DEGREES REMARK 500 C P 10 C3' - O3' - P ANGL. DEV. = 8.0 DEGREES REMARK 500 C P 12 N3 - C4 - C5 ANGL. DEV. = 2.5 DEGREES REMARK 500 G P 16 C2 - N3 - C4 ANGL. DEV. = 3.3 DEGREES REMARK 500 G P 17 C3' - C2' - C1' ANGL. DEV. = -4.8 DEGREES REMARK 500 G P 17 N3 - C4 - C5 ANGL. DEV. = 4.0 DEGREES REMARK 500 G P 17 C4 - C5 - C6 ANGL. DEV. = -5.3 DEGREES REMARK 500 G P 17 C5 - C6 - N1 ANGL. DEV. = 3.5 DEGREES REMARK 500 G P 17 C8 - N9 - C4 ANGL. DEV. = 3.1 DEGREES REMARK 500 G P 17 C6 - C5 - N7 ANGL. DEV. = 4.5 DEGREES REMARK 500 G P 17 C5 - C6 - O6 ANGL. DEV. = -3.9 DEGREES REMARK 500 G P 17 C4 - N9 - C1' ANGL. DEV. = -8.2 DEGREES REMARK 500 A P 18 C4 - C5 - C6 ANGL. DEV. = -4.0 DEGREES REMARK 500 A P 18 C5 - C6 - N1 ANGL. DEV. = 4.0 DEGREES REMARK 500 A P 18 C6 - C5 - N7 ANGL. DEV. = 4.3 DEGREES REMARK 500 A P 18 N1 - C6 - N6 ANGL. DEV. = -4.2 DEGREES REMARK 500 U P 20 C2 - N3 - C4 ANGL. DEV. = 5.1 DEGREES REMARK 500 U P 20 C5 - C6 - N1 ANGL. DEV. = 4.1 DEGREES REMARK 500 A Q 1 C5 - C6 - N1 ANGL. DEV. = -3.4 DEGREES REMARK 500 A Q 1 N1 - C6 - N6 ANGL. DEV. = 6.8 DEGREES REMARK 500 A Q 2 O4' - C1' - N9 ANGL. DEV. = -5.7 DEGREES REMARK 500 A Q 2 C8 - N9 - C4 ANGL. DEV. = 2.7 DEGREES REMARK 500 U Q 3 N3 - C4 - O4 ANGL. DEV. = -6.5 DEGREES REMARK 500 U Q 3 C5 - C4 - O4 ANGL. DEV. = 4.7 DEGREES REMARK 500 C Q 4 N3 - C4 - C5 ANGL. DEV. = 2.5 DEGREES REMARK 500 U Q 7 C6 - N1 - C2 ANGL. DEV. = 4.0 DEGREES REMARK 500 U Q 7 C5 - C6 - N1 ANGL. DEV. = -3.4 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 109 ANGLE DEVIATIONS. 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 SER A 48 170.63 -59.55 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 CL B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL C 2000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 3000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL C 4000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 5000 DBREF 1URN A 2 98 UNP P09012 RU1A_HUMAN 2 98 DBREF 1URN B 2 98 UNP P09012 RU1A_HUMAN 2 98 DBREF 1URN C 2 98 UNP P09012 RU1A_HUMAN 2 98 DBREF 1URN P 1 21 PDB 1URN 1URN 1 21 DBREF 1URN Q 1 21 PDB 1URN 1URN 1 21 DBREF 1URN R 1 21 PDB 1URN 1URN 1 21 SEQADV 1URN HIS A 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 1URN ARG A 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQADV 1URN HIS B 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 1URN ARG B 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQADV 1URN HIS C 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 1URN ARG C 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQRES 1 P 21 A A U C C A U U G C A C U SEQRES 2 P 21 C C G G A U U U SEQRES 1 Q 21 A A U C C A U U G C A C U SEQRES 2 Q 21 C C G G A U U U SEQRES 1 R 21 A A U C C A U U G C A C U SEQRES 2 R 21 C C G G A U U U SEQRES 1 A 97 ALA VAL PRO GLU THR ARG PRO ASN HIS THR ILE TYR ILE SEQRES 2 A 97 ASN ASN LEU ASN GLU LYS ILE LYS LYS ASP GLU LEU LYS SEQRES 3 A 97 LYS SER LEU HIS ALA ILE PHE SER ARG PHE GLY GLN ILE SEQRES 4 A 97 LEU ASP ILE LEU VAL SER ARG SER LEU LYS MET ARG GLY SEQRES 5 A 97 GLN ALA PHE VAL ILE PHE LYS GLU VAL SER SER ALA THR SEQRES 6 A 97 ASN ALA LEU ARG SER MET GLN GLY PHE PRO PHE TYR ASP SEQRES 7 A 97 LYS PRO MET ARG ILE GLN TYR ALA LYS THR ASP SER ASP SEQRES 8 A 97 ILE ILE ALA LYS MET LYS SEQRES 1 B 97 ALA VAL PRO GLU THR ARG PRO ASN HIS THR ILE TYR ILE SEQRES 2 B 97 ASN ASN LEU ASN GLU LYS ILE LYS LYS ASP GLU LEU LYS SEQRES 3 B 97 LYS SER LEU HIS ALA ILE PHE SER ARG PHE GLY GLN ILE SEQRES 4 B 97 LEU ASP ILE LEU VAL SER ARG SER LEU LYS MET ARG GLY SEQRES 5 B 97 GLN ALA PHE VAL ILE PHE LYS GLU VAL SER SER ALA THR SEQRES 6 B 97 ASN ALA LEU ARG SER MET GLN GLY PHE PRO PHE TYR ASP SEQRES 7 B 97 LYS PRO MET ARG ILE GLN TYR ALA LYS THR ASP SER ASP SEQRES 8 B 97 ILE ILE ALA LYS MET LYS SEQRES 1 C 97 ALA VAL PRO GLU THR ARG PRO ASN HIS THR ILE TYR ILE SEQRES 2 C 97 ASN ASN LEU ASN GLU LYS ILE LYS LYS ASP GLU LEU LYS SEQRES 3 C 97 LYS SER LEU HIS ALA ILE PHE SER ARG PHE GLY GLN ILE SEQRES 4 C 97 LEU ASP ILE LEU VAL SER ARG SER LEU LYS MET ARG GLY SEQRES 5 C 97 GLN ALA PHE VAL ILE PHE LYS GLU VAL SER SER ALA THR SEQRES 6 C 97 ASN ALA LEU ARG SER MET GLN GLY PHE PRO PHE TYR ASP SEQRES 7 C 97 LYS PRO MET ARG ILE GLN TYR ALA LYS THR ASP SER ASP SEQRES 8 C 97 ILE ILE ALA LYS MET LYS HET CL B 1 1 HET GOL B3000 6 HET GOL B5000 6 HET GOL C2000 6 HET GOL C4000 6 HETNAM CL CHLORIDE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 7 CL CL 1- FORMUL 8 GOL 4(C3 H8 O3) FORMUL 12 HOH *419(H2 O) HELIX 1 1 LYS A 23 PHE A 37 1 15 HELIX 2 2 VAL A 62 MET A 72 1 11 HELIX 3 3 ASP A 92 LYS A 96 1 5 HELIX 4 4 LYS B 23 PHE B 37 1 15 HELIX 5 5 VAL B 62 MET B 72 1 11 HELIX 6 6 ASP B 92 ALA B 95 1 4 HELIX 7 7 LYS C 23 PHE C 37 1 15 HELIX 8 8 VAL C 62 MET C 72 1 11 HELIX 9 9 ASP C 92 LYS C 96 1 5 SHEET 1 A 4 ARG A 83 TYR A 86 0 SHEET 2 A 4 THR A 11 ASN A 15 -1 N ASN A 15 O ARG A 83 SHEET 3 A 4 ALA A 55 PHE A 59 -1 N VAL A 57 O ILE A 12 SHEET 4 A 4 ILE A 40 VAL A 45 -1 N LEU A 44 O PHE A 56 SHEET 1 B 4 ARG B 83 TYR B 86 0 SHEET 2 B 4 THR B 11 ASN B 15 -1 N ASN B 15 O ARG B 83 SHEET 3 B 4 ALA B 55 PHE B 59 -1 N VAL B 57 O ILE B 12 SHEET 4 B 4 ILE B 40 VAL B 45 -1 N LEU B 44 O PHE B 56 SHEET 1 C 4 ARG C 83 TYR C 86 0 SHEET 2 C 4 THR C 11 ASN C 15 -1 N ASN C 15 O ARG C 83 SHEET 3 C 4 ALA C 55 PHE C 59 -1 N VAL C 57 O ILE C 12 SHEET 4 C 4 ILE C 40 VAL C 45 -1 N LEU C 44 O PHE C 56 SITE 1 AC1 3 ARG A 36 ARG B 70 TYR B 86 SITE 1 AC2 6 ALA A 2 VAL A 3 PHE C 77 TYR C 78 SITE 2 AC2 6 HOH C4008 HOH C4063 SITE 1 AC3 7 ARG B 36 HOH B5007 PHE C 37 GLU C 61 SITE 2 AC3 7 SER C 64 HOH C4026 HOH C4060 SITE 1 AC4 10 PRO B 76 ASN C 15 ASN C 16 ARG C 83 SITE 2 AC4 10 HOH C4006 HOH C4012 HOH C4017 U R 8 SITE 3 AC4 10 HOH R 101 HOH R 107 SITE 1 AC5 4 PHE B 77 TYR B 78 GLU C 5 HOH C4075 CRYST1 97.000 97.000 255.300 90.00 90.00 120.00 P 65 2 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 0.010309 0.005952 0.000000 0.00000 SCALE2 0.000000 0.011904 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003917 0.00000 MTRIX1 1 -0.492890 0.869950 -0.015640 45.23000 1 MTRIX2 1 -0.867550 -0.492740 -0.067530 88.18400 1 MTRIX3 1 -0.066460 -0.019710 0.997590 4.30200 1