HEADER HYDROLASE 06-SEP-01 1JXB TITLE I53A, A POINT MUTANT OF THE CYSTEINE-FREE VARIANT OF E. COLI RNASE HI COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE HI; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RNASE HI, RIBONUCLEASE H, RNASE H; COMPND 5 EC: 3.1.26.4; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: 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: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PSM101 KEYWDS MIXED ALPHA/BETA, 4-HELIX BUNDLE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR G.SPUDICH,S.LORENZ,S.MARQUSEE REVDAT 4 07-FEB-24 1JXB 1 REMARK REVDAT 3 27-OCT-21 1JXB 1 SEQADV REVDAT 2 24-FEB-09 1JXB 1 VERSN REVDAT 1 06-MAR-02 1JXB 0 JRNL AUTH G.SPUDICH,S.LORENZ,S.MARQUSEE JRNL TITL PROPAGATION OF A SINGLE DESTABILIZING MUTATION THROUGHOUT JRNL TITL 2 THE ESCHERICHIA COLI RIBONUCLEASE HI NATIVE STATE. JRNL REF PROTEIN SCI. V. 11 522 2002 JRNL REFN ISSN 0961-8368 JRNL PMID 11847275 JRNL DOI 10.1110/PS.37202 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 15049 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 11.070 REMARK 3 FREE R VALUE TEST SET COUNT : 1666 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1208 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 161 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL 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) : 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1JXB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-SEP-01. REMARK 100 THE DEPOSITION ID IS D_1000014294. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-DEC-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SINGLE WAVELENGTH REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD 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 : 34997 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 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) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.66 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.4 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 32.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, HEPES, PH 7.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 18.43350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 42.50800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.41500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 42.50800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 18.43350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 20.41500 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: 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 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 MET A 1 REMARK 465 LEU A 2 REMARK 465 VAL A 155 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 LYS A 3 CG CD CE NZ REMARK 480 ARG A 29 CD NE NH1 REMARK 480 ARG A 31 CG CD NE CZ NH1 NH2 REMARK 480 LYS A 33 NZ REMARK 480 LYS A 60 CB CG NZ REMARK 480 GLU A 61 CD OE2 REMARK 480 ILE A 66 CD1 REMARK 480 ARG A 88 CZ NH1 REMARK 480 LYS A 96 NZ REMARK 480 LYS A 99 NZ REMARK 480 LEU A 111 CD2 REMARK 480 GLN A 113 CG REMARK 480 LYS A 117 NZ REMARK 480 LYS A 122 O REMARK 480 ARG A 138 NH1 REMARK 480 ASN A 143 CG REMARK 480 GLN A 152 CG CD OE1 NE2 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 LYS A 122 O HOH A 254 1.61 REMARK 500 NZ LYS A 33 O HOH A 291 2.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 3 CE LYS A 3 NZ 0.787 REMARK 500 ARG A 29 CG ARG A 29 CD -0.222 REMARK 500 ARG A 29 CD ARG A 29 NE -0.217 REMARK 500 ARG A 29 NE ARG A 29 CZ 0.969 REMARK 500 ARG A 29 CZ ARG A 29 NH1 -0.823 REMARK 500 ARG A 31 CG ARG A 31 CD -0.609 REMARK 500 ARG A 31 CD ARG A 31 NE 0.173 REMARK 500 ARG A 31 CZ ARG A 31 NH1 -0.147 REMARK 500 ARG A 31 CZ ARG A 31 NH2 0.202 REMARK 500 LYS A 33 CE LYS A 33 NZ 0.685 REMARK 500 LYS A 60 CA LYS A 60 CB 0.562 REMARK 500 LYS A 60 CB LYS A 60 CG -0.321 REMARK 500 GLU A 61 CG GLU A 61 CD 0.306 REMARK 500 GLU A 61 CD GLU A 61 OE1 -0.136 REMARK 500 ARG A 88 CZ ARG A 88 NH1 0.086 REMARK 500 LYS A 99 CE LYS A 99 NZ -0.264 REMARK 500 LYS A 117 CE LYS A 117 NZ 0.239 REMARK 500 LYS A 122 C LYS A 122 O 0.240 REMARK 500 ARG A 138 CZ ARG A 138 NH1 0.105 REMARK 500 GLN A 152 CD GLN A 152 OE1 0.170 REMARK 500 GLN A 152 CD GLN A 152 NE2 1.461 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 LYS A 3 CA - CB - CG ANGL. DEV. = 42.7 DEGREES REMARK 500 LYS A 3 CB - CG - CD ANGL. DEV. = 33.5 DEGREES REMARK 500 ARG A 27 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 29 CG - CD - NE ANGL. DEV. = -12.9 DEGREES REMARK 500 ARG A 29 NE - CZ - NH1 ANGL. DEV. = -20.2 DEGREES REMARK 500 ARG A 29 NE - CZ - NH2 ANGL. DEV. = -58.3 DEGREES REMARK 500 ARG A 31 CB - CG - CD ANGL. DEV. = 58.0 DEGREES REMARK 500 ARG A 31 CG - CD - NE ANGL. DEV. = 43.1 DEGREES REMARK 500 ARG A 31 CD - NE - CZ ANGL. DEV. = -13.0 DEGREES REMARK 500 ARG A 31 NE - CZ - NH1 ANGL. DEV. = 7.3 DEGREES REMARK 500 ARG A 31 NE - CZ - NH2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 46 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 LYS A 60 CB - CA - C ANGL. DEV. = -12.8 DEGREES REMARK 500 LYS A 60 N - CA - CB ANGL. DEV. = -22.4 DEGREES REMARK 500 LYS A 60 CB - CG - CD ANGL. DEV. = 28.2 DEGREES REMARK 500 GLU A 61 CB - CG - CD ANGL. DEV. = 24.6 DEGREES REMARK 500 GLU A 61 CG - CD - OE1 ANGL. DEV. = -13.4 DEGREES REMARK 500 GLU A 61 CG - CD - OE2 ANGL. DEV. = 13.3 DEGREES REMARK 500 ILE A 66 CB - CG1 - CD1 ANGL. DEV. = 19.0 DEGREES REMARK 500 ARG A 88 NE - CZ - NH1 ANGL. DEV. = -7.0 DEGREES REMARK 500 ARG A 88 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 LEU A 111 CD1 - CG - CD2 ANGL. DEV. = -19.1 DEGREES REMARK 500 LEU A 111 CB - CG - CD2 ANGL. DEV. = 17.1 DEGREES REMARK 500 LYS A 117 CD - CE - NZ ANGL. DEV. = -23.5 DEGREES REMARK 500 LYS A 122 O - C - N ANGL. DEV. = -40.4 DEGREES REMARK 500 GLY A 123 C - N - CA ANGL. DEV. = 16.0 DEGREES REMARK 500 ARG A 132 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 132 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 GLU A 147 OE1 - CD - OE2 ANGL. DEV. = 8.1 DEGREES REMARK 500 GLN A 152 CG - CD - NE2 ANGL. DEV. = -18.2 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 LYS A 60 66.24 -109.04 REMARK 500 GLU A 61 150.45 152.82 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ASN A 16 PRO A 17 40.55 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 29 0.20 SIDE CHAIN REMARK 500 ARG A 31 0.21 SIDE CHAIN REMARK 500 ARG A 88 0.11 SIDE CHAIN REMARK 500 GLN A 113 0.08 SIDE CHAIN REMARK 500 GLN A 152 0.15 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ASN A 16 18.94 REMARK 500 LYS A 122 -48.03 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1F21 RELATED DB: PDB REMARK 900 THE CYSTEINE-FREE VARIANT OF E. COLI RNASE HI REMARK 900 RELATED ID: 1JL1 RELATED DB: PDB REMARK 900 D10A, A POINT MUTATION OF E. COLI RNASE HI DBREF 1JXB A 1 155 UNP P0A7Y4 RNH_ECOLI 1 155 SEQADV 1JXB ALA A 53 UNP P0A7Y4 ILE 53 ENGINEERED MUTATION SEQADV 1JXB ALA A 13 UNP P0A7Y4 CYS 13 VARIANT SEQADV 1JXB ALA A 63 UNP P0A7Y4 CYS 63 VARIANT SEQADV 1JXB ALA A 133 UNP P0A7Y4 CYS 133 VARIANT SEQRES 1 A 155 MET LEU LYS GLN VAL GLU ILE PHE THR ASP GLY SER ALA SEQRES 2 A 155 LEU GLY ASN PRO GLY PRO GLY GLY TYR GLY ALA ILE LEU SEQRES 3 A 155 ARG TYR ARG GLY ARG GLU LYS THR PHE SER ALA GLY TYR SEQRES 4 A 155 THR ARG THR THR ASN ASN ARG MET GLU LEU MET ALA ALA SEQRES 5 A 155 ALA VAL ALA LEU GLU ALA LEU LYS GLU HIS ALA GLU VAL SEQRES 6 A 155 ILE LEU SER THR ASP SER GLN TYR VAL ARG GLN GLY ILE SEQRES 7 A 155 THR GLN TRP ILE HIS ASN TRP LYS LYS ARG GLY TRP LYS SEQRES 8 A 155 THR ALA ASP LYS LYS PRO VAL LYS ASN VAL ASP LEU TRP SEQRES 9 A 155 GLN ARG LEU ASP ALA ALA LEU GLY GLN HIS GLN ILE LYS SEQRES 10 A 155 TRP GLU TRP VAL LYS GLY HIS ALA GLY HIS PRO GLU ASN SEQRES 11 A 155 GLU ARG ALA ASP GLU LEU ALA ARG ALA ALA ALA MET ASN SEQRES 12 A 155 PRO THR LEU GLU ASP THR GLY TYR GLN VAL GLU VAL FORMUL 2 HOH *161(H2 O) HELIX 1 1 THR A 43 ALA A 58 1 16 HELIX 2 2 SER A 71 GLN A 80 1 10 HELIX 3 3 TRP A 81 ARG A 88 1 8 HELIX 4 4 ASN A 100 GLY A 112 1 13 HELIX 5 5 HIS A 127 ASN A 143 1 17 SHEET 1 A 5 ARG A 31 THR A 42 0 SHEET 2 A 5 GLY A 18 TYR A 28 -1 N GLY A 20 O TYR A 39 SHEET 3 A 5 VAL A 5 ALA A 13 -1 N GLU A 6 O ARG A 27 SHEET 4 A 5 GLU A 64 THR A 69 1 O SER A 68 N ILE A 7 SHEET 5 A 5 GLN A 115 TRP A 120 1 O GLN A 115 N VAL A 65 CRYST1 36.867 40.830 85.016 90.00 90.00 90.00 P 21 21 21 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 0.027120 0.000000 0.000000 0.00000 SCALE2 0.000000 0.024490 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011760 0.00000