PDB Short entry for 1B6V HEADER MOLECULAR EVOLUTION 18-JAN-99 1B6V TITLE CRYSTAL STRUCTURE OF A HYBRID BETWEEN RIBONUCLEASE A AND BOVINE TITLE 2 SEMINAL RIBONUCLEASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.27.5; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 CELL_LINE: LON- HPTR- TETR CELLS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: LON- HPTR- TETR CELLS; SOURCE 9 OTHER_DETAILS: SYNTHETIC GENE KEYWDS MOLECULAR EVOLUTION, RIBONUCLEASE EXPDTA X-RAY DIFFRACTION AUTHOR E.H.VATZAKI,S.C.ALLEN,D.D.LEONIDAS,K.R.ACHARYA REVDAT 4 02-AUG-23 1B6V 1 SEQADV REVDAT 3 14-MAR-18 1B6V 1 SEQADV REVDAT 2 24-FEB-09 1B6V 1 VERSN REVDAT 1 15-JUN-99 1B6V 0 JRNL AUTH E.H.VATZAKI,S.C.ALLEN,D.D.LEONIDAS,K.TRAUTWEIN-FRITZ, JRNL AUTH 2 J.STACKHOUSE,S.A.BENNER,K.R.ACHARYA JRNL TITL CRYSTAL STRUCTURE OF A HYBRID BETWEEN RIBONUCLEASE A AND JRNL TITL 2 BOVINE SEMINAL RIBONUCLEASE--THE BASIC SURFACE, AT 2.0 A JRNL TITL 3 RESOLUTION. JRNL REF EUR.J.BIOCHEM. V. 260 176 1999 JRNL REFN ISSN 0014-2956 JRNL PMID 10091597 JRNL DOI 10.1046/J.1432-1327.1999.00142.X REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.1 REMARK 3 NUMBER OF REFLECTIONS : 15037 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) : 0.182 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 744 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2346 REMARK 3 BIN R VALUE (WORKING SET) : 0.2300 REMARK 3 BIN FREE R VALUE : 0.2720 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 104 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.027 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1904 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 102 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.20 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.25 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.720 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 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1B6V COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171505. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 289 REMARK 200 PH : 4.3 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) : 0.87 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16566 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 200 DATA REDUNDANCY : 1.800 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.7 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 3RN3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 4.3 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 37.83000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 ALA A 20 51.44 -93.75 REMARK 500 SER A 22 114.98 72.16 REMARK 500 ARG A 39 167.86 173.90 REMARK 500 GLN A 60 -130.34 -102.78 REMARK 500 ASN A 71 33.41 -95.84 REMARK 500 SER B 21 -98.17 -69.13 REMARK 500 SER B 22 119.13 -0.77 REMARK 500 SER B 23 -12.90 -49.42 REMARK 500 GLN B 60 -144.86 -104.25 REMARK 500 LYS B 61 105.21 -59.69 REMARK 500 ASN B 71 38.32 -93.73 REMARK 500 REMARK 500 REMARK: NULL DBREF 1B6V A 1 124 UNP P61823 RNAS1_BOVIN 27 150 DBREF 1B6V B 1 124 UNP P61823 RNAS1_BOVIN 27 150 SEQADV 1B6V LYS A 55 UNP P61823 GLN 81 ENGINEERED MUTATION SEQADV 1B6V LYS A 62 UNP P61823 ASN 88 ENGINEERED MUTATION SEQADV 1B6V THR A 64 UNP P61823 ALA 90 ENGINEERED MUTATION SEQADV 1B6V LYS A 76 UNP P61823 TYR 102 ENGINEERED MUTATION SEQADV 1B6V ARG A 80 UNP P61823 SER 106 ENGINEERED MUTATION SEQADV 1B6V GLY A 111 UNP P61823 GLU 137 ENGINEERED MUTATION SEQADV 1B6V LYS A 113 UNP P61823 ASN 139 ENGINEERED MUTATION SEQADV 1B6V LYS B 55 UNP P61823 GLN 81 ENGINEERED MUTATION SEQADV 1B6V LYS B 62 UNP P61823 ASN 88 ENGINEERED MUTATION SEQADV 1B6V THR B 64 UNP P61823 ALA 90 ENGINEERED MUTATION SEQADV 1B6V LYS B 76 UNP P61823 TYR 102 ENGINEERED MUTATION SEQADV 1B6V ARG B 80 UNP P61823 SER 106 ENGINEERED MUTATION SEQADV 1B6V GLY B 111 UNP P61823 GLU 137 ENGINEERED MUTATION SEQADV 1B6V LYS B 113 UNP P61823 ASN 139 ENGINEERED MUTATION SEQRES 1 A 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 A 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 A 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 A 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 A 124 ASP VAL LYS ALA VAL CYS SER GLN LYS LYS VAL THR CYS SEQRES 6 A 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER LYS SER THR SEQRES 7 A 124 MET ARG ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 A 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 A 124 HIS ILE ILE VAL ALA CYS GLY GLY LYS PRO TYR VAL PRO SEQRES 10 A 124 VAL HIS PHE ASP ALA SER VAL SEQRES 1 B 124 LYS GLU THR ALA ALA ALA LYS PHE GLU ARG GLN HIS MET SEQRES 2 B 124 ASP SER SER THR SER ALA ALA SER SER SER ASN TYR CYS SEQRES 3 B 124 ASN GLN MET MET LYS SER ARG ASN LEU THR LYS ASP ARG SEQRES 4 B 124 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU SER LEU ALA SEQRES 5 B 124 ASP VAL LYS ALA VAL CYS SER GLN LYS LYS VAL THR CYS SEQRES 6 B 124 LYS ASN GLY GLN THR ASN CYS TYR GLN SER LYS SER THR SEQRES 7 B 124 MET ARG ILE THR ASP CYS ARG GLU THR GLY SER SER LYS SEQRES 8 B 124 TYR PRO ASN CYS ALA TYR LYS THR THR GLN ALA ASN LYS SEQRES 9 B 124 HIS ILE ILE VAL ALA CYS GLY GLY LYS PRO TYR VAL PRO SEQRES 10 B 124 VAL HIS PHE ASP ALA SER VAL FORMUL 3 HOH *102(H2 O) HELIX 1 1 ALA A 4 HIS A 12 1 9 HELIX 2 2 TYR A 25 SER A 32 1 8 HELIX 3 3 LEU A 51 SER A 59 1 9 HELIX 4 4 ALA B 4 HIS B 12 1 9 HELIX 5 5 TYR B 25 SER B 32 1 8 HELIX 6 6 LEU B 51 SER B 59 1 9 SHEET 1 A 3 VAL A 43 VAL A 47 0 SHEET 2 A 3 MET A 79 GLU A 86 -1 N CYS A 84 O ASN A 44 SHEET 3 A 3 TYR A 97 LYS A 104 -1 N LYS A 104 O MET A 79 SHEET 1 B 4 LYS A 61 VAL A 63 0 SHEET 2 B 4 CYS A 72 GLN A 74 -1 N GLN A 74 O LYS A 61 SHEET 3 B 4 HIS A 105 ALA A 109 -1 N VAL A 108 O TYR A 73 SHEET 4 B 4 HIS A 119 VAL A 124 -1 N VAL A 124 O HIS A 105 SHEET 1 C 3 VAL B 43 VAL B 47 0 SHEET 2 C 3 MET B 79 GLU B 86 -1 N CYS B 84 O ASN B 44 SHEET 3 C 3 TYR B 97 LYS B 104 -1 N LYS B 104 O MET B 79 SHEET 1 D 4 LYS B 61 VAL B 63 0 SHEET 2 D 4 CYS B 72 GLN B 74 -1 N GLN B 74 O LYS B 61 SHEET 3 D 4 HIS B 105 ALA B 109 -1 N VAL B 108 O TYR B 73 SHEET 4 D 4 HIS B 119 VAL B 124 -1 N VAL B 124 O HIS B 105 SSBOND 1 CYS A 26 CYS A 84 1555 1555 2.03 SSBOND 2 CYS A 40 CYS A 95 1555 1555 2.02 SSBOND 3 CYS A 58 CYS A 110 1555 1555 2.03 SSBOND 4 CYS A 65 CYS A 72 1555 1555 2.03 SSBOND 5 CYS B 26 CYS B 84 1555 1555 2.04 SSBOND 6 CYS B 40 CYS B 95 1555 1555 2.02 SSBOND 7 CYS B 58 CYS B 110 1555 1555 2.03 SSBOND 8 CYS B 65 CYS B 72 1555 1555 2.03 CISPEP 1 TYR A 92 PRO A 93 0 0.49 CISPEP 2 LYS A 113 PRO A 114 0 -0.11 CISPEP 3 TYR B 92 PRO B 93 0 0.32 CISPEP 4 LYS B 113 PRO B 114 0 0.00 CRYST1 29.020 75.660 53.930 90.00 101.15 90.00 P 1 21 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 0.034459 0.000000 0.006792 0.00000 SCALE2 0.000000 0.013217 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018899 0.00000 MTRIX1 1 -0.999938 -0.006820 0.008777 14.76070 1 MTRIX2 1 0.006832 -0.999976 0.001323 31.53060 1 MTRIX3 1 0.008767 0.001383 0.999961 20.96240 1