HEADER HYDROLASE 12-NOV-08 3F8G TITLE THE X-RAY STRUCTURE OF A DIMERIC VARIANT OF HUMAN PANCREATIC TITLE 2 RIBONUCLEASE WITH HIGH CYTOTOXIC AND ANTITUMOR ACTIVITIES COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE PANCREATIC; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: RNASE 1, RNASE A, RNASE UPI-1, RIB-1, HP-RNASE; COMPND 5 EC: 3.1.27.5; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: RNASE1, RIB1, RNS1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ANTITUMOR AGENT, RIBONUCLEASE, 3D DOMAIN SWAPPING, UNSWAPPED DIMER, KEYWDS 2 DIMERS, ENDONUCLEASE, GLYCOPROTEIN, HYDROLASE, NUCLEASE, SECRETED EXPDTA X-RAY DIFFRACTION AUTHOR A.MERLINO,G.AVELLA,L.MAZZARELLA,F.SICA REVDAT 3 06-SEP-23 3F8G 1 REMARK REVDAT 2 20-OCT-21 3F8G 1 SEQADV REVDAT 1 10-FEB-09 3F8G 0 JRNL AUTH A.MERLINO,G.AVELLA,S.DI GAETANO,A.ARCIELLO,R.PICCOLI, JRNL AUTH 2 L.MAZZARELLA,F.SICA JRNL TITL STRUCTURAL FEATURES FOR THE MECHANISM OF ANTITUMOR ACTION OF JRNL TITL 2 A DIMERIC HUMAN PANCREATIC RIBONUCLEASE VARIANT. JRNL REF PROTEIN SCI. V. 18 50 2009 JRNL REFN ISSN 0961-8368 JRNL PMID 19177350 JRNL DOI 10.1002/PRO.6 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH F.SICA,A.DI FIORE,A.MERLINO,L.MAZZARELLA REMARK 1 TITL STRUCTURE AND STABILITY OF THE NON-COVALENT SWAPPED DIMER OF REMARK 1 TITL 2 BOVINE SEMINAL RIBONUCLEASE: AN ENZYME TAILORED TO EVADE REMARK 1 TITL 3 RIBONUCLEASE PROTEIN INHIBITOR. REMARK 1 REF J.BIOL.CHEM. V. 279 36753 2004 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 15192098 REMARK 1 DOI 10.1074/JBC.M405655200 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.MERLINO,C.ERCOLE,D.PICONE,E.PIZZO,L.MAZZARELLA,F.SICA REMARK 1 TITL THE BURIED DIVERSITY OF BOVINE SEMINAL RIBONUCLEASE: SHAPE REMARK 1 TITL 2 AND CYTOTOXICITY OF THE SWAPPED NON-COVALENT FORM OF THE REMARK 1 TITL 3 ENZYME. REMARK 1 REF J.MOL.BIOL. V. 376 427 2008 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 18164315 REMARK 1 DOI 10.1016/J.JMB.2007.11.008 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.PICCOLI,S.DI GAETANO,C.DE LORENZO,M.GRAUSO,C.MONACO, REMARK 1 AUTH 2 D.SPALLETTI-CERNIA,P.LACCETTI,J.CINATL,J.MATOUSEK, REMARK 1 AUTH 3 G.D'ALESSIO REMARK 1 TITL A DIMERIC MUTANT OF HUMAN PANCREATIC RIBONUCLEASE WITH REMARK 1 TITL 2 SELECTIVE CYTOTOXICITY TOWARD MALIGNANT CELLS. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 96 7768 1999 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 10393896 REMARK 1 REFERENCE 4 REMARK 1 AUTH S.DI GAETANO,G.D'ALESSIO,R.PICCOLI REMARK 1 TITL SECOND GENERATION ANTITUMOUR HUMAN RNASE: SIGNIFICANCE OF REMARK 1 TITL 2 ITS STRUCTURAL AND FUNCTIONAL FEATURES FOR THE MECHANISM OF REMARK 1 TITL 3 ANTITUMOUR ACTION. REMARK 1 REF BIOCHEM.J. V. 358 241 2001 REMARK 1 REFN ISSN 0264-6021 REMARK 1 PMID 11485573 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.9 REMARK 3 NUMBER OF REFLECTIONS : 8539 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) : 0.215 REMARK 3 FREE R VALUE : 0.306 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 462 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 : 1954 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 162 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 : ISOTROPIC 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 3F8G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-NOV-08. REMARK 100 THE DEPOSITION ID IS D_1000050277. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-OCT-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9128 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.0000 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1E21, THE CRYSTAL STRUCTURE OF DES(1 REMARK 200 -7)RNASE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: A PROTEIN SOLUTION OF 10MG/ML IN 10MM REMARK 280 TRIS ACTEATE PH 7.0, 300MM NACL WAS EQUILIBRATED AGAINST A REMARK 280 SOLUTION CONTAINING 27% W/V PEG, 0.2 M AS, AND 100MM CACODYLATE REMARK 280 BUFFER PH 6.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 22.92750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.34750 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.12800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.34750 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.92750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.12800 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1530 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14010 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -74.0 KCAL/MOL 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 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 O GLY B 38 O HOH B 6170 2.04 REMARK 500 O VAL A 118 O HOH A 6230 2.10 REMARK 500 NH1 ARG B 85 O HOH B 6178 2.16 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 ND2 ASN B 67 O HOH A 6028 3655 2.16 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 ARG A 91 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 PRO B 19 C - N - CA ANGL. DEV. = 14.7 DEGREES REMARK 500 CYS B 95 CA - CB - SG ANGL. DEV. = 7.1 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 14 69.42 -163.35 REMARK 500 ASP A 16 30.11 -82.57 REMARK 500 SER A 18 75.30 -151.36 REMARK 500 SER A 22 57.87 23.05 REMARK 500 HIS A 48 70.44 -107.50 REMARK 500 GLN A 60 -146.19 -114.04 REMARK 500 ASN A 67 -72.96 -133.27 REMARK 500 ASN A 71 85.50 77.05 REMARK 500 LYS A 102 -179.13 -175.03 REMARK 500 ALA A 122 -174.12 -178.90 REMARK 500 ASP B 16 44.69 -92.38 REMARK 500 SER B 22 35.87 38.48 REMARK 500 SER B 23 -157.09 -78.05 REMARK 500 HIS B 48 72.14 -102.40 REMARK 500 ASN B 56 2.55 -63.23 REMARK 500 GLN B 60 -148.60 -108.57 REMARK 500 GLN B 69 -51.87 -131.51 REMARK 500 ALA B 122 -179.78 -179.71 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 A3000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A3001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B3002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B3004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B3006 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BSR RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF DOMAIN SWAPPED DIMER OF BOVINE SEMINAL REMARK 900 RIBONUCLEASE REMARK 900 RELATED ID: 1R3M RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF UNSWAPPED DIMER OF BOVINE SEMINAL RIBONUCLEASE REMARK 900 RELATED ID: 2K11 RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF HUMAN PANCREATIC RIBONUCLEASE REMARK 900 RELATED ID: 1E21 RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF HUMAN PANCREATIC RIBONUCLEASE WHERE THE FIRST REMARK 900 SEVEN RESIDUES HAVE BEEN DELETED DBREF 3F8G A 1 125 UNP P07998 RNAS1_HUMAN 29 153 DBREF 3F8G B 1 125 UNP P07998 RNAS1_HUMAN 29 153 SEQADV 3F8G LEU A 28 UNP P07998 GLN 56 ENGINEERED MUTATION SEQADV 3F8G CYS A 31 UNP P07998 ARG 59 ENGINEERED MUTATION SEQADV 3F8G CYS A 32 UNP P07998 ARG 60 ENGINEERED MUTATION SEQADV 3F8G LYS A 34 UNP P07998 ASN 62 ENGINEERED MUTATION SEQADV 3F8G GLY A 111 UNP P07998 GLU 139 ENGINEERED MUTATION SEQADV 3F8G LEU B 28 UNP P07998 GLN 56 ENGINEERED MUTATION SEQADV 3F8G CYS B 31 UNP P07998 ARG 59 ENGINEERED MUTATION SEQADV 3F8G CYS B 32 UNP P07998 ARG 60 ENGINEERED MUTATION SEQADV 3F8G LYS B 34 UNP P07998 ASN 62 ENGINEERED MUTATION SEQADV 3F8G GLY B 111 UNP P07998 GLU 139 ENGINEERED MUTATION SEQRES 1 A 125 LYS GLU SER ARG ALA LYS LYS PHE GLN ARG GLN HIS MET SEQRES 2 A 125 ASP SER ASP SER SER PRO SER SER SER SER THR TYR CYS SEQRES 3 A 125 ASN LEU MET MET CYS CYS ARG LYS MET THR GLN GLY ARG SEQRES 4 A 125 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU PRO LEU VAL SEQRES 5 A 125 ASP VAL GLN ASN VAL CYS PHE GLN GLU LYS VAL THR CYS SEQRES 6 A 125 LYS ASN GLY GLN GLY ASN CYS TYR LYS SER ASN SER SER SEQRES 7 A 125 MET HIS ILE THR ASP CYS ARG LEU THR ASN GLY SER ARG SEQRES 8 A 125 TYR PRO ASN CYS ALA TYR ARG THR SER PRO LYS GLU ARG SEQRES 9 A 125 HIS ILE ILE VAL ALA CYS GLY GLY SER PRO TYR VAL PRO SEQRES 10 A 125 VAL HIS PHE ASP ALA SER VAL GLU SEQRES 1 B 125 LYS GLU SER ARG ALA LYS LYS PHE GLN ARG GLN HIS MET SEQRES 2 B 125 ASP SER ASP SER SER PRO SER SER SER SER THR TYR CYS SEQRES 3 B 125 ASN LEU MET MET CYS CYS ARG LYS MET THR GLN GLY ARG SEQRES 4 B 125 CYS LYS PRO VAL ASN THR PHE VAL HIS GLU PRO LEU VAL SEQRES 5 B 125 ASP VAL GLN ASN VAL CYS PHE GLN GLU LYS VAL THR CYS SEQRES 6 B 125 LYS ASN GLY GLN GLY ASN CYS TYR LYS SER ASN SER SER SEQRES 7 B 125 MET HIS ILE THR ASP CYS ARG LEU THR ASN GLY SER ARG SEQRES 8 B 125 TYR PRO ASN CYS ALA TYR ARG THR SER PRO LYS GLU ARG SEQRES 9 B 125 HIS ILE ILE VAL ALA CYS GLY GLY SER PRO TYR VAL PRO SEQRES 10 B 125 VAL HIS PHE ASP ALA SER VAL GLU HET SO4 A3000 5 HET SO4 A3001 5 HET SO4 B3002 5 HET SO4 B3004 5 HET SO4 B3006 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 5(O4 S 2-) FORMUL 8 HOH *162(H2 O) HELIX 1 1 SER A 3 MET A 13 1 11 HELIX 2 2 THR A 24 ARG A 33 1 10 HELIX 3 3 PRO A 50 VAL A 57 1 8 HELIX 4 4 CYS A 58 GLN A 60 5 3 HELIX 5 5 SER B 3 MET B 13 1 11 HELIX 6 6 THR B 24 ARG B 33 1 10 HELIX 7 7 PRO B 50 ASN B 56 1 7 HELIX 8 8 VAL B 57 GLN B 60 5 4 SHEET 1 A 5 VAL A 43 VAL A 47 0 SHEET 2 A 5 MET A 79 LEU A 86 -1 O CYS A 84 N ASN A 44 SHEET 3 A 5 TYR A 97 GLY A 111 -1 O ARG A 98 N ARG A 85 SHEET 4 A 5 CYS A 72 LYS A 74 -1 N TYR A 73 O VAL A 108 SHEET 5 A 5 GLU A 61 VAL A 63 -1 N GLU A 61 O LYS A 74 SHEET 1 B 4 VAL A 43 VAL A 47 0 SHEET 2 B 4 MET A 79 LEU A 86 -1 O CYS A 84 N ASN A 44 SHEET 3 B 4 TYR A 97 GLY A 111 -1 O ARG A 98 N ARG A 85 SHEET 4 B 4 VAL A 116 VAL A 124 -1 O ALA A 122 N ILE A 107 SHEET 1 C 5 VAL B 43 VAL B 47 0 SHEET 2 C 5 MET B 79 LEU B 86 -1 O CYS B 84 N ASN B 44 SHEET 3 C 5 TYR B 97 GLY B 111 -1 O LYS B 102 N ILE B 81 SHEET 4 C 5 ASN B 71 LYS B 74 -1 N TYR B 73 O VAL B 108 SHEET 5 C 5 GLU B 61 THR B 64 -1 N VAL B 63 O CYS B 72 SHEET 1 D 4 VAL B 43 VAL B 47 0 SHEET 2 D 4 MET B 79 LEU B 86 -1 O CYS B 84 N ASN B 44 SHEET 3 D 4 TYR B 97 GLY B 111 -1 O LYS B 102 N ILE B 81 SHEET 4 D 4 VAL B 116 VAL B 124 -1 O VAL B 118 N ALA B 109 SSBOND 1 CYS A 26 CYS A 84 1555 1555 2.04 SSBOND 2 CYS A 31 CYS B 32 1555 1555 2.06 SSBOND 3 CYS A 32 CYS B 31 1555 1555 2.05 SSBOND 4 CYS A 40 CYS A 95 1555 1555 2.03 SSBOND 5 CYS A 58 CYS A 110 1555 1555 2.05 SSBOND 6 CYS A 65 CYS A 72 1555 1555 2.05 SSBOND 7 CYS B 26 CYS B 84 1555 1555 2.03 SSBOND 8 CYS B 40 CYS B 95 1555 1555 2.04 SSBOND 9 CYS B 58 CYS B 110 1555 1555 2.03 SSBOND 10 CYS B 65 CYS B 72 1555 1555 2.04 CISPEP 1 TYR A 92 PRO A 93 0 0.91 CISPEP 2 SER A 113 PRO A 114 0 -0.48 CISPEP 3 TYR B 92 PRO B 93 0 0.79 CISPEP 4 SER B 113 PRO B 114 0 0.56 SITE 1 AC1 7 ARG A 4 GLY A 111 GLY A 112 VAL B 43 SITE 2 AC1 7 LYS B 66 HOH B6181 HOH B6301 SITE 1 AC2 6 GLN A 11 HIS A 12 LYS A 41 HIS A 119 SITE 2 AC2 6 PHE A 120 HOH A6281 SITE 1 AC3 8 SER A 21 THR A 99 SER A 100 PRO A 101 SITE 2 AC3 8 HIS B 105 GLU B 125 HOH B6124 HOH B6269 SITE 1 AC4 5 LYS A 1 THR B 87 ASN B 88 ARG B 98 SITE 2 AC4 5 HOH B6290 SITE 1 AC5 6 HIS B 119 PHE B 120 HOH B6179 HOH B6274 SITE 2 AC5 6 HOH B6289 HOH B6314 CRYST1 45.855 78.256 80.695 90.00 90.00 90.00 P 21 21 21 8 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 0.021810 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012780 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012390 0.00000