HEADER RNA 31-JAN-03 1NUJ TITLE THE LEADZYME STRUCTURE BOUND TO MG(H20)6(II) AT 1.8 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-R(*CP*GP*GP*AP*CP*CP*GP*AP*GP*CP*CP*AP*G)-3'; COMPND 3 CHAIN: A, C, E, G; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: 5'-R(*GP*CP*UP*GP*GP*GP*AP*GP*UP*CP*C)-3'; COMPND 7 CHAIN: B, D, F, H; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS RIBOZYME WAS MADE BY IN VITRO SELECTION, SOURCE 4 REPORTED BY PAN & UHLENBECK.; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: THIS RIBOZYME WAS MADE BY IN VITRO SELECTION, SOURCE 8 REPORTED BY PAN & UHLENBECK. KEYWDS RIBOZYME, LEADZYME, LEAD-DEPENDENT CLEAVAGE, RNA, MG(H20)62+, BULGED KEYWDS 2 NUCLEOTIDES, HYDRATED MAGNESIUM, PSEUDOHELICAL PACKING, STICKY ENDS, KEYWDS 3 ALTERNATE CONFORMATION, HOMOPURINE BASE PAIRS EXPDTA X-RAY DIFFRACTION AUTHOR J.E.WEDEKIND,D.B.MCKAY REVDAT 6 03-APR-24 1NUJ 1 REMARK REVDAT 5 14-FEB-24 1NUJ 1 REMARK LINK REVDAT 4 31-JAN-18 1NUJ 1 REMARK REVDAT 3 11-OCT-17 1NUJ 1 REMARK REVDAT 2 24-FEB-09 1NUJ 1 VERSN REVDAT 1 19-AUG-03 1NUJ 0 JRNL AUTH J.E.WEDEKIND,D.B.MCKAY JRNL TITL CRYSTAL STRUCTURE OF THE LEADZYME AT 1.8 A RESOLUTION: METAL JRNL TITL 2 ION BINDING AND THE IMPLICATIONS FOR CATALYTIC MECHANISM AND JRNL TITL 3 ALLO SITE ION REGULATION. JRNL REF BIOCHEMISTRY V. 42 9554 2003 JRNL REFN ISSN 0006-2960 JRNL PMID 12911297 JRNL DOI 10.1021/BI0300783 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.E.WEDEKIND,D.B.MCKAY REMARK 1 TITL CRYSTAL STRUCTURE OF A LEAD DEPENDENT RIBOZYME REVEALING REMARK 1 TITL 2 METAL BINDING SITES RELEVANT TO CATALYSIS REMARK 1 REF NAT.STRUCT.BIOL. V. 6 261 1999 REMARK 1 REFN ISSN 1072-8368 REMARK 1 DOI 10.1038/6700 REMARK 2 REMARK 2 RESOLUTION. 1.80 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 : G. PARKINSON, J. VOJTECHOVSKY, L. CLOWNEY, REMARK 3 A.T. BRUNGER, H.M. BERMAN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.31 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) (%) : 95.2 REMARK 3 NUMBER OF REFLECTIONS : 23965 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 SET) : 0.203 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2142 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1997 REMARK 3 BIN R VALUE (WORKING SET) : 0.2850 REMARK 3 BIN FREE R VALUE : 0.3270 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 196 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.034 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 0 REMARK 3 NUCLEIC ACID ATOMS : 2048 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 416 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.43000 REMARK 3 B22 (A**2) : 4.43000 REMARK 3 B33 (A**2) : -8.86000 REMARK 3 B12 (A**2) : -0.87000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.38 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 14.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.770 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : FLAT MODEL REMARK 3 KSOL : 0.29 REMARK 3 BSOL : 42.43 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: RESOLUTION-DEPENDENT WEIGHTING SCHEME REMARK 4 REMARK 4 1NUJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-MAR-03. REMARK 100 THE DEPOSITION ID IS D_1000018218. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-MAR-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : SI(311) REMARK 200 OPTICS : 16 POLE WIGGLER, FLAT MIRROR, REMARK 200 SI(311) BENT MONO WITH REMARK 200 HORIZONTAL FOCUS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDISP/DENZO, DENZO REMARK 200 DATA SCALING SOFTWARE : XDISP, SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25779 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 34.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04000 REMARK 200 FOR THE DATA SET : 21.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.4 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.27200 REMARK 200 FOR SHELL : 4.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: EXPAND TO P6(1) REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NDB ENTRY UR0001 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.98 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, MG-ACETATE, CACODYLATE, PH 6.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 20K, TEMPERATURE REMARK 280 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 44.36667 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 88.73333 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 66.55000 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 110.91667 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 22.18333 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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: E, F 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: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: G, H 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 C C 28 C2' REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 G A 26 0.08 SIDE CHAIN REMARK 500 U B 47 0.08 SIDE CHAIN REMARK 500 A C 25 0.06 SIDE CHAIN REMARK 500 G C 26 0.07 SIDE CHAIN REMARK 500 C D 49 0.08 SIDE CHAIN REMARK 500 A E 25 0.05 SIDE CHAIN REMARK 500 G E 26 0.08 SIDE CHAIN REMARK 500 C F 49 0.09 SIDE CHAIN REMARK 500 G G 26 0.08 SIDE CHAIN 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 A 417 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 419 O REMARK 620 2 HOH A 420 O 90.4 REMARK 620 3 HOH A 421 O 86.3 87.4 REMARK 620 4 HOH B 420 O 99.0 90.2 174.2 REMARK 620 5 HOH B 421 O 88.3 174.1 86.9 95.6 REMARK 620 6 HOH B 422 O 175.4 92.3 90.1 84.7 88.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 418 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 422 O REMARK 620 2 HOH A 423 O 86.3 REMARK 620 3 HOH A 424 O 88.1 89.2 REMARK 620 4 HOH A 425 O 92.3 95.8 174.9 REMARK 620 5 HOH B 423 O 169.2 83.8 87.2 93.2 REMARK 620 6 HOH B 424 O 101.7 171.2 87.3 87.6 87.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 419 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 426 O REMARK 620 2 HOH A 427 O 89.2 REMARK 620 3 HOH B 425 O 93.8 79.7 REMARK 620 4 HOH B 426 O 81.3 112.6 166.5 REMARK 620 5 HOH B 427 O 171.5 94.4 94.4 90.3 REMARK 620 6 HOH B 428 O 84.0 154.0 75.8 91.2 95.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C 426 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH C 131 O REMARK 620 2 HOH C 137 O 100.7 REMARK 620 3 HOH C 166 O 94.1 105.3 REMARK 620 4 HOH D 160 O 91.6 164.2 83.4 REMARK 620 5 HOH D 178 O 94.2 83.7 166.4 85.6 REMARK 620 6 HOH D 371 O 162.0 95.9 88.1 70.9 80.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG C 425 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH C 184 O REMARK 620 2 HOH C 307 O 89.4 REMARK 620 3 HOH C 363 O 160.6 83.4 REMARK 620 4 HOH C 391 O 124.0 89.8 74.1 REMARK 620 5 HOH C 392 O 85.9 71.5 74.8 145.1 REMARK 620 6 HOH D 364 O 101.3 168.7 85.3 87.4 105.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG E 423 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH E 431 O REMARK 620 2 HOH E 432 O 97.4 REMARK 620 3 HOH E 443 O 98.4 105.1 REMARK 620 4 HOH F 68 O 92.2 162.6 87.6 REMARK 620 5 HOH F 82 O 165.1 91.0 91.1 76.7 REMARK 620 6 HOH F 99 O 87.1 84.1 168.4 82.0 81.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG E 424 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH E 453 O REMARK 620 2 HOH E 454 O 79.7 REMARK 620 3 HOH E 459 O 88.6 75.9 REMARK 620 4 HOH E 469 O 152.1 78.7 69.2 REMARK 620 5 HOH E 477 O 93.0 71.3 146.3 96.4 REMARK 620 6 HOH F 81 O 96.0 150.8 75.1 94.3 138.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG G 421 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH G 210 O REMARK 620 2 HOH G 211 O 86.9 REMARK 620 3 HOH G 212 O 97.6 175.1 REMARK 620 4 HOH G 213 O 88.2 90.3 88.0 REMARK 620 5 HOH G 214 O 93.2 93.7 87.9 175.8 REMARK 620 6 HOH H 209 O 168.4 82.6 92.7 87.0 92.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG G 420 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH G 229 O REMARK 620 2 HOH G 230 O 87.9 REMARK 620 3 HOH G 231 O 92.3 176.9 REMARK 620 4 HOH G 232 O 93.7 88.2 94.8 REMARK 620 5 HOH G 233 O 175.3 88.3 91.4 88.9 REMARK 620 6 HOH H 228 O 94.9 87.9 89.0 170.4 82.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG H 422 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH G 235 O REMARK 620 2 HOH G 238 O 90.2 REMARK 620 3 HOH H 234 O 94.3 83.7 REMARK 620 4 HOH H 236 O 82.6 106.3 169.5 REMARK 620 5 HOH H 237 O 170.6 88.6 94.8 88.8 REMARK 620 6 HOH H 239 O 87.7 173.5 90.4 79.5 94.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 417 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 418 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 419 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG G 420 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG G 421 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG H 422 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG E 423 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG E 424 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG C 425 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG C 426 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: UR0001 RELATED DB: NDB REMARK 900 LEADZYME 2.6 A RESOLUTION REMARK 900 RELATED ID: 429D RELATED DB: PDB REMARK 900 LEADZYME 2.6 A RESOLUTION REMARK 900 RELATED ID: 1LDZ RELATED DB: PDB REMARK 900 LEADZYME BY NMR REMARK 900 RELATED ID: 2LDZ RELATED DB: PDB REMARK 900 LEADZYME BY NMR REMARK 900 RELATED ID: 1NUV RELATED DB: PDB REMARK 900 REFINED LEADZYME STRUCTURE WITH 10 MM SRCL2 DBREF 1NUJ A 18 30 PDB 1NUJ 1NUJ 18 30 DBREF 1NUJ B 39 49 PDB 1NUJ 1NUJ 39 49 DBREF 1NUJ C 18 30 PDB 1NUJ 1NUJ 18 30 DBREF 1NUJ D 39 49 PDB 1NUJ 1NUJ 39 49 DBREF 1NUJ E 18 30 PDB 1NUJ 1NUJ 18 30 DBREF 1NUJ F 39 49 PDB 1NUJ 1NUJ 39 49 DBREF 1NUJ G 18 30 PDB 1NUJ 1NUJ 18 30 DBREF 1NUJ H 39 49 PDB 1NUJ 1NUJ 39 49 SEQRES 1 A 13 C G G A C C G A G C C A G SEQRES 1 B 11 G C U G G G A G U C C SEQRES 1 C 13 C G G A C C G A G C C A G SEQRES 1 D 11 G C U G G G A G U C C SEQRES 1 E 13 C G G A C C G A G C C A G SEQRES 1 F 11 G C U G G G A G U C C SEQRES 1 G 13 C G G A C C G A G C C A G SEQRES 1 H 11 G C U G G G A G U C C HET MG A 417 1 HET MG A 418 1 HET MG B 419 1 HET MG C 425 1 HET MG C 426 1 HET MG E 423 1 HET MG E 424 1 HET MG G 420 1 HET MG G 421 1 HET MG H 422 1 HETNAM MG MAGNESIUM ION FORMUL 9 MG 10(MG 2+) FORMUL 19 HOH *416(H2 O) LINK MG MG A 417 O HOH A 419 1555 1555 2.08 LINK MG MG A 417 O HOH A 420 1555 1555 2.18 LINK MG MG A 417 O HOH A 421 1555 1555 2.24 LINK MG MG A 417 O HOH B 420 1555 1555 2.10 LINK MG MG A 417 O HOH B 421 1555 1555 2.17 LINK MG MG A 417 O HOH B 422 1555 1555 2.20 LINK MG MG A 418 O HOH A 422 1555 1555 2.23 LINK MG MG A 418 O HOH A 423 1555 1555 2.15 LINK MG MG A 418 O HOH A 424 1555 1555 2.26 LINK MG MG A 418 O HOH A 425 1555 1555 2.18 LINK MG MG A 418 O HOH B 423 1555 1555 2.21 LINK MG MG A 418 O HOH B 424 1555 1555 2.23 LINK O HOH A 426 MG MG B 419 1555 1555 2.21 LINK O HOH A 427 MG MG B 419 1555 1555 2.29 LINK MG MG B 419 O HOH B 425 1555 1555 2.22 LINK MG MG B 419 O HOH B 426 1555 1555 2.15 LINK MG MG B 419 O HOH B 427 1555 1555 2.18 LINK MG MG B 419 O HOH B 428 1555 1555 2.12 LINK O HOH C 131 MG MG C 426 1555 1555 2.19 LINK O HOH C 137 MG MG C 426 1555 1555 2.20 LINK O HOH C 166 MG MG C 426 1555 1555 2.22 LINK O HOH C 184 MG MG C 425 1555 1555 2.10 LINK O HOH C 307 MG MG C 425 1555 1555 2.27 LINK O HOH C 363 MG MG C 425 1555 1555 2.08 LINK O HOH C 391 MG MG C 425 1555 1555 2.04 LINK O HOH C 392 MG MG C 425 1555 1555 2.37 LINK MG MG C 425 O HOH D 364 1555 1555 2.44 LINK MG MG C 426 O HOH D 160 1555 1555 2.34 LINK MG MG C 426 O HOH D 178 1555 1555 2.50 LINK MG MG C 426 O HOH D 371 1555 1555 2.12 LINK MG MG E 423 O HOH E 431 1555 1555 2.18 LINK MG MG E 423 O HOH E 432 1555 1555 2.22 LINK MG MG E 423 O HOH E 443 1555 1555 2.08 LINK MG MG E 423 O HOH F 68 1555 1555 2.26 LINK MG MG E 423 O HOH F 82 1555 1555 2.17 LINK MG MG E 423 O HOH F 99 1555 1555 2.24 LINK MG MG E 424 O HOH E 453 1555 1555 2.25 LINK MG MG E 424 O HOH E 454 1555 1555 2.57 LINK MG MG E 424 O HOH E 459 1555 1555 2.29 LINK MG MG E 424 O HOH E 469 1555 1555 2.13 LINK MG MG E 424 O HOH E 477 1555 1555 2.04 LINK MG MG E 424 O HOH F 81 1555 1555 2.15 LINK O HOH G 210 MG MG G 421 1555 1555 2.21 LINK O HOH G 211 MG MG G 421 1555 1555 2.11 LINK O HOH G 212 MG MG G 421 1555 1555 2.23 LINK O HOH G 213 MG MG G 421 1555 1555 2.25 LINK O HOH G 214 MG MG G 421 1555 1555 2.26 LINK O HOH G 229 MG MG G 420 1555 1555 2.14 LINK O HOH G 230 MG MG G 420 1555 1555 2.21 LINK O HOH G 231 MG MG G 420 1555 1555 2.14 LINK O HOH G 232 MG MG G 420 1555 1555 2.12 LINK O HOH G 233 MG MG G 420 1555 1555 2.25 LINK O HOH G 235 MG MG H 422 1555 1555 2.18 LINK O HOH G 238 MG MG H 422 1555 1555 2.25 LINK MG MG G 420 O HOH H 228 1555 1555 2.21 LINK MG MG G 421 O HOH H 209 1555 1555 2.21 LINK O HOH H 234 MG MG H 422 1555 1555 2.18 LINK O HOH H 236 MG MG H 422 1555 1555 2.30 LINK O HOH H 237 MG MG H 422 1555 1555 2.25 LINK O HOH H 239 MG MG H 422 1555 1555 2.11 SITE 1 AC1 6 HOH A 419 HOH A 420 HOH A 421 HOH B 420 SITE 2 AC1 6 HOH B 421 HOH B 422 SITE 1 AC2 6 HOH A 422 HOH A 423 HOH A 424 HOH A 425 SITE 2 AC2 6 HOH B 423 HOH B 424 SITE 1 AC3 6 HOH A 426 HOH A 427 HOH B 425 HOH B 426 SITE 2 AC3 6 HOH B 427 HOH B 428 SITE 1 AC4 6 HOH G 229 HOH G 230 HOH G 231 HOH G 232 SITE 2 AC4 6 HOH G 233 HOH H 228 SITE 1 AC5 6 HOH G 210 HOH G 211 HOH G 212 HOH G 213 SITE 2 AC5 6 HOH G 214 HOH H 209 SITE 1 AC6 6 HOH G 235 HOH G 238 HOH H 234 HOH H 236 SITE 2 AC6 6 HOH H 237 HOH H 239 SITE 1 AC7 6 HOH E 431 HOH E 432 HOH E 443 HOH F 68 SITE 2 AC7 6 HOH F 82 HOH F 99 SITE 1 AC8 6 HOH E 453 HOH E 454 HOH E 459 HOH E 469 SITE 2 AC8 6 HOH E 477 HOH F 81 SITE 1 AC9 6 HOH C 184 HOH C 307 HOH C 363 HOH C 391 SITE 2 AC9 6 HOH C 392 HOH D 364 SITE 1 BC1 6 HOH C 131 HOH C 137 HOH C 166 HOH D 160 SITE 2 BC1 6 HOH D 178 HOH D 371 CRYST1 60.100 60.100 133.100 90.00 90.00 120.00 P 61 24 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 0.016639 0.009606 0.000000 0.00000 SCALE2 0.000000 0.019213 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007513 0.00000