HEADER RNA/RNA BINDING PROTEIN 10-FEB-10 3LQX TITLE SRP RIBONUCLEOPROTEIN CORE COMPLEXED WITH COBALT HEXAMMINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SIGNAL RECOGNITION PARTICLE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: FIFTY-FOUR HOMOLOG, P48; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: SRP RNA; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PET15B; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES KEYWDS RNA-PROTEIN COMPLEX, SIGNAL RECOGNITION PARTICLE, GTP-BINDING, KEYWDS 2 NUCLEOTIDE-BINDING, RIBONUCLEOPROTEIN, RNA-BINDING, RNA-RNA BINDING KEYWDS 3 PROTEIN COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR R.T.BATEY REVDAT 4 22-NOV-23 3LQX 1 REMARK REVDAT 3 06-SEP-23 3LQX 1 REMARK SEQADV LINK REVDAT 2 21-JAN-15 3LQX 1 DBREF VERSN REVDAT 1 02-MAR-10 3LQX 0 JRNL AUTH R.T.BATEY,J.A.DOUDNA JRNL TITL STRUCTURAL AND ENERGETIC ANALYSIS OF METAL IONS ESSENTIAL TO JRNL TITL 2 SRP SIGNAL RECOGNITION DOMAIN ASSEMBLY JRNL REF BIOCHEMISTRY V. 41 11703 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 12269812 REMARK 2 REMARK 2 RESOLUTION. 1.93 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.93 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.6 REMARK 3 NUMBER OF REFLECTIONS : 47287 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 SET) : 0.244 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 42673 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 532 REMARK 3 NUCLEIC ACID ATOMS : 1054 REMARK 3 HETEROGEN ATOMS : 59 REMARK 3 SOLVENT ATOMS : 96 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 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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: NULL REMARK 4 REMARK 4 3LQX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-FEB-10. REMARK 100 THE DEPOSITION ID IS D_1000057618. 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 : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47287 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.930 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 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 : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: CNS REMARK 200 STARTING MODEL: 1DUL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM NA-MES, 200 MM POTASSIUM REMARK 280 ACETATE, 5 MM COBALT HEXAMMINE, 10% ISOPROPANOL, PH 5.6, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 68.40900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.88250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 68.40900 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 38.88250 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: 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 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 0 REMARK 465 LEU A 9A REMARK 465 ARG A 9B REMARK 465 GLN A 9C REMARK 465 MSE A 9D REMARK 465 LYS A 9E REMARK 465 ASN A 9F REMARK 465 MSE A 9G REMARK 465 GLY A 9H REMARK 465 GLY A 9I REMARK 465 MSE A 9J REMARK 465 ALA A 9K REMARK 465 SER A 9L REMARK 465 LEU A 9M REMARK 465 MSE A 9N REMARK 465 GLY A 9O REMARK 465 LYS A 9P REMARK 465 LEU A 9Q REMARK 465 PRO A 9R REMARK 465 GLY A 9S REMARK 465 MSE A 9T REMARK 465 GLY A 9U REMARK 465 GLN A 9V REMARK 465 ILE A 9W REMARK 465 PRO A 9X REMARK 465 ASP A 9Y REMARK 465 ASN A 9Z REMARK 465 VAL A 10A REMARK 465 LYS A 10B REMARK 465 SER A 10C REMARK 465 GLN A 10D REMARK 465 MSE A 10E REMARK 465 ASP A 10F REMARK 465 ASP A 10G REMARK 465 LYS A 83 REMARK 465 LYS A 84 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 LYS A 23 CG CD CE NZ REMARK 470 VAL A 24 CG1 CG2 REMARK 470 LEU A 25 CG CD1 CD2 REMARK 470 VAL A 26 CG1 CG2 REMARK 470 ARG A 27 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 67 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 76 CG CD OE1 NE2 REMARK 470 LYS A 80 CG CD CE NZ 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 LYS A 47 -164.60 -102.67 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 K B 1 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 12 O REMARK 620 2 U B 146 O4 104.7 REMARK 620 3 C B 147 O2 138.8 96.4 REMARK 620 4 C B 163 OP2 107.6 69.5 112.9 REMARK 620 5 G B 165 O6 78.1 73.7 74.4 142.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 2 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 78 O REMARK 620 2 U B 146 O4 76.3 REMARK 620 3 C B 163 OP2 102.5 80.8 REMARK 620 4 C B 163 OP1 105.1 132.1 51.7 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 38 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 179 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 180 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 5 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 7 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCO B 8 DBREF 3LQX A 1 80 UNP P0AGD7 SRP54_ECOLI 329 428 DBREF 3LQX B 130 178 PDB 3LQX 3LQX 130 178 SEQADV 3LQX GLY A 0 UNP P0AGD7 EXPRESSION TAG SEQADV 3LQX SER A 58 UNP P0AGD7 CYS 406 ENGINEERED MUTATION SEQADV 3LQX LYS A 81 UNP P0AGD7 EXPRESSION TAG SEQADV 3LQX MSE A 82 UNP P0AGD7 EXPRESSION TAG SEQADV 3LQX LYS A 83 UNP P0AGD7 EXPRESSION TAG SEQADV 3LQX LYS A 84 UNP P0AGD7 EXPRESSION TAG SEQRES 1 A 105 GLY PHE ASP LEU ASN ASP PHE LEU GLU GLN LEU ARG GLN SEQRES 2 A 105 MSE LYS ASN MSE GLY GLY MSE ALA SER LEU MSE GLY LYS SEQRES 3 A 105 LEU PRO GLY MSE GLY GLN ILE PRO ASP ASN VAL LYS SER SEQRES 4 A 105 GLN MSE ASP ASP LYS VAL LEU VAL ARG MSE GLU ALA ILE SEQRES 5 A 105 ILE ASN SER MSE THR MSE LYS GLU ARG ALA LYS PRO GLU SEQRES 6 A 105 ILE ILE LYS GLY SER ARG LYS ARG ARG ILE ALA ALA GLY SEQRES 7 A 105 SER GLY MSE GLN VAL GLN ASP VAL ASN ARG LEU LEU LYS SEQRES 8 A 105 GLN PHE ASP ASP MSE GLN ARG MSE MSE LYS LYS MSE LYS SEQRES 9 A 105 LYS SEQRES 1 B 49 G G C U C U G U U U A C C SEQRES 2 B 49 A G G U C A G G U C C G A SEQRES 3 B 49 A A G G A A G C A G C C A SEQRES 4 B 49 A G G C A G A G C CCC MODRES 3LQX MSE A 28 MET SELENOMETHIONINE MODRES 3LQX MSE A 35 MET SELENOMETHIONINE MODRES 3LQX MSE A 37 MET SELENOMETHIONINE MODRES 3LQX MSE A 60 MET SELENOMETHIONINE MODRES 3LQX MSE A 75 MET SELENOMETHIONINE MODRES 3LQX MSE A 78 MET SELENOMETHIONINE MODRES 3LQX MSE A 79 MET SELENOMETHIONINE MODRES 3LQX MSE A 82 MET SELENOMETHIONINE MODRES 3LQX CCC B 178 C HET MSE A 28 8 HET MSE A 35 8 HET MSE A 37 8 HET MSE A 60 8 HET MSE A 75 8 HET MSE A 78 8 HET MSE A 79 8 HET MSE A 82 8 HET CCC B 178 23 HET K B 1 1 HET K B 2 1 HET CL B 38 1 HET NCO B 179 7 HET NCO B 180 7 HET NCO B 3 7 HET NCO B 4 7 HET NCO B 5 7 HET NCO B 6 7 HET NCO B 7 7 HET NCO B 8 7 HETNAM MSE SELENOMETHIONINE HETNAM CCC CYTIDINE-5'-PHOSPHATE-2',3'-CYCLIC PHOSPHATE HETNAM K POTASSIUM ION HETNAM CL CHLORIDE ION HETNAM NCO COBALT HEXAMMINE(III) FORMUL 1 MSE 8(C5 H11 N O2 SE) FORMUL 2 CCC C9 H13 N3 O10 P2 FORMUL 3 K 2(K 1+) FORMUL 5 CL CL 1- FORMUL 6 NCO 8(CO H18 N6 3+) FORMUL 14 HOH *96(H2 O) HELIX 1 1 ASP A 2 GLU A 8 1 7 HELIX 2 2 LYS A 23 SER A 34 1 12 HELIX 3 3 THR A 36 LYS A 42 1 7 HELIX 4 4 PRO A 43 ILE A 46 5 4 HELIX 5 5 LYS A 47 SER A 58 1 12 HELIX 6 6 GLN A 61 LYS A 80 1 20 LINK C ARG A 27 N MSE A 28 1555 1555 1.33 LINK C MSE A 28 N GLU A 29 1555 1555 1.34 LINK C SER A 34 N MSE A 35 1555 1555 1.33 LINK C MSE A 35 N THR A 36 1555 1555 1.33 LINK C THR A 36 N MSE A 37 1555 1555 1.34 LINK C MSE A 37 N LYS A 38 1555 1555 1.34 LINK C GLY A 59 N MSE A 60 1555 1555 1.33 LINK C MSE A 60 N GLN A 61 1555 1555 1.33 LINK C ASP A 74 N MSE A 75 1555 1555 1.34 LINK C MSE A 75 N GLN A 76 1555 1555 1.34 LINK C ARG A 77 N MSE A 78 1555 1555 1.34 LINK C MSE A 78 N MSE A 79 1555 1555 1.34 LINK C MSE A 79 N LYS A 80 1555 1555 1.34 LINK C LYS A 81 N MSE A 82 1555 1555 1.34 LINK O3' C B 177 P CCC B 178 1555 1555 1.60 LINK K K B 1 O HOH B 12 1555 1555 2.76 LINK K K B 1 O4 U B 146 1555 1555 3.29 LINK K K B 1 O2 C B 147 1555 1555 2.79 LINK K K B 1 OP2 C B 163 1555 1555 3.12 LINK K K B 1 O6 G B 165 1555 1555 2.76 LINK K K B 2 O HOH B 78 1555 1555 2.69 LINK K K B 2 O4 U B 146 1555 1555 2.70 LINK K K B 2 OP2 C B 163 1555 1555 2.93 LINK K K B 2 OP1 C B 163 1555 1555 2.95 SITE 1 AC1 6 HOH B 12 U B 146 C B 147 C B 163 SITE 2 AC1 6 A B 164 G B 165 SITE 1 AC2 3 HOH B 78 U B 146 C B 163 SITE 1 AC3 4 NCO B 7 C B 172 A B 173 NCO B 179 SITE 1 AC4 11 HOH B 24 CL B 38 HOH B 60 U B 135 SITE 2 AC4 11 G B 136 U B 137 U B 138 A B 169 SITE 3 AC4 11 G B 170 G B 171 HOH B 182 SITE 1 AC5 6 HOH B 37 HOH B 64 HOH B 86 C B 141 SITE 2 AC5 6 C B 142 G B 144 SITE 1 AC6 5 NCO B 5 A B 148 G B 149 G B 150 SITE 2 AC6 5 U B 151 SITE 1 AC7 5 HOH B 55 HOH B 99 C B 153 G B 154 SITE 2 AC7 5 A B 156 SITE 1 AC8 4 NCO B 3 HOH B 73 G B 158 G B 159 SITE 1 AC9 3 C B 147 A B 161 G B 162 SITE 1 BC1 6 HOH B 17 HOH B 26 CL B 38 HOH B 51 SITE 2 BC1 6 HOH B 94 U B 133 SITE 1 BC2 3 G B 130 G B 131 C B 177 CRYST1 136.818 77.765 32.735 90.00 94.08 90.00 C 1 2 1 4 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 0.007309 0.000000 0.000521 0.00000 SCALE2 0.000000 0.012859 0.000000 0.00000 SCALE3 0.000000 0.000000 0.030626 0.00000