HEADER HYDROLASE/DNA 19-MAR-98 1A73 TITLE INTRON-ENCODED ENDONUCLEASE I-PPOI COMPLEXED WITH DNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*TP*TP*GP*AP*CP*TP*CP*TP*CP*TP*TP*AP*A)-3'); COMPND 3 CHAIN: C, E; COMPND 4 FRAGMENT: ENDONUCLEASE I-PPOI BINDING SEQUENCE; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (5'-D(P*GP*AP*GP*AP*GP*TP*CP*A)-3'); COMPND 8 CHAIN: D, F; COMPND 9 FRAGMENT: ENDONUCLEASE I-PPOI BINDING SEQUENCE; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: INTRON 3 (I-PPO) ENCODED ENDONUCLEASE; COMPND 13 CHAIN: A, B; COMPND 14 FRAGMENT: ENDONUCLEASE (I-PPO) ENCODED ENDONUCLEASE; COMPND 15 SYNONYM: INTRON-ENCODED ENDONUCLEASE I-PPOI; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: PHYSARUM POLYCEPHALUM; SOURCE 7 ORGANISM_TAXID: 5791; SOURCE 8 CELLULAR_LOCATION: NUCLEUS; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 10 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS COMPLEX (HOMING ENDONUCLEASE-DNA), INTRON, ZINC, DNA BINDING, PROTEIN KEYWDS 2 FOLDING, HYDROLASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR K.E.FLICK,R.J.MONNAT JUNIOR,B.L.STODDARD REVDAT 4 07-FEB-24 1A73 1 REMARK LINK REVDAT 3 24-FEB-09 1A73 1 VERSN REVDAT 2 01-APR-03 1A73 1 JRNL REVDAT 1 14-OCT-98 1A73 0 JRNL AUTH K.E.FLICK,M.S.JURICA,R.J.MONNAT JR.,B.L.STODDARD JRNL TITL DNA BINDING AND CLEAVAGE BY THE NUCLEAR INTRON-ENCODED JRNL TITL 2 HOMING ENDONUCLEASE I-PPOI. JRNL REF NATURE V. 394 96 1998 JRNL REFN ISSN 0028-0836 JRNL PMID 9665136 JRNL DOI 10.1038/27952 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.E.FLICK,D.MCHUGH,J.D.HEATH,K.M.STEPHENS,R.J.MONNAT JUNIOR, REMARK 1 AUTH 2 B.L.STODDARD REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY STUDIES OF I-PPOI: A REMARK 1 TITL 2 NUCLEAR, INTRON- ENCODED HOMING ENDONUCLEASE FROM PHYSARUM REMARK 1 TITL 3 POLYCEPHALUM REMARK 1 REF PROTEIN SCI. V. 6 2677 1997 REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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) (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 71629 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) : 0.208 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3581 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 : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.87 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 7042 REMARK 3 BIN R VALUE (WORKING SET) : 0.3360 REMARK 3 BIN FREE R VALUE : 0.4120 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 352 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 : 2490 REMARK 3 NUCLEIC ACID ATOMS : 856 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 391 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.50 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.700 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 NCS MODEL : RESTRAINTS 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : DNA-RNA-MULTI-ENDO.PARAM REMARK 3 PARAMETER FILE 3 : TIP3P.PARAMETER REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : DNA-RNA-MULTI-ENDO.TOP REMARK 3 TOPOLOGY FILE 3 : TIP3P.TOPOLOGY REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1A73 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB. REMARK 100 THE DEPOSITION ID IS D_1000170474. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.4-5.8 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) : NULL REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : NONE REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (AGROVATA, ROTAVATA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 362336 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 5.040 REMARK 200 R MERGE (I) : 0.04900 REMARK 200 R SYM (I) : 0.04900 REMARK 200 FOR THE DATA SET : 19.1000 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) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.97 REMARK 200 R MERGE FOR SHELL (I) : 0.12000 REMARK 200 R SYM FOR SHELL (I) : 0.12000 REMARK 200 FOR SHELL : 4.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MULTIPLE ISOMORPHOUS REMARK 200 REPLACEMENT REMARK 200 SOFTWARE USED: CCP4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: THE CRYSTALS WERE GROWN FROM A 2:1 REMARK 280 MOLAR RATIO SOLUTION OF PROTEIN AND DNA SUPPLEMENTED WITH 2.5 MM REMARK 280 EDTA AND 5 MM SPERMINE. THE COMPLEX WAS CRYSTALLIZED FROM 21 - REMARK 280 27% PEG 4000, 0.1 M CITRATE, PH 5.4 - 5.8, 20 MM NACL, 2 MM REMARK 280 EDTA., PH 5.6, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 29.46667 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 58.93333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 58.93333 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 29.46667 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, E, F, 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 400 REMARK 400 COMPOUND REMARK 400 ADENOSINES C 21 AND D 21 ARE SITES OF ENDONUCLEASE CLEAVAGE 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 MET B 1 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 DG D 14 P DG D 14 OP3 -0.105 REMARK 500 DG F 14 P DG F 14 OP3 -0.097 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 B 140 NE - CZ - NH2 ANGL. DEV. = -3.4 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 GLN A 70 -4.75 74.01 REMARK 500 ILE B 68 -85.36 -92.60 REMARK 500 GLN B 70 -1.10 68.13 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 DT C 10 0.06 SIDE CHAIN REMARK 500 DA D 17 0.07 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 B 206 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 DA C 13 O3' REMARK 620 2 ASN B 119 OD1 92.4 REMARK 620 3 HOH B 302 O 88.1 85.4 REMARK 620 4 HOH B 393 O 83.2 89.3 169.6 REMARK 620 5 HOH B 451 O 168.0 79.7 82.2 105.6 REMARK 620 6 HOH B 509 O 97.1 170.4 96.5 90.2 91.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG E 205 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 DA E 13 O3' REMARK 620 2 HOH F 512 O 97.3 REMARK 620 3 ASN A 119 OD1 89.2 172.7 REMARK 620 4 HOH A 384 O 78.4 86.7 91.5 REMARK 620 5 HOH A 519 O 169.6 93.0 80.5 102.2 REMARK 620 6 HOH A 520 O 92.3 97.1 85.8 170.4 86.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 202 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 41 SG REMARK 620 2 CYS A 100 SG 112.0 REMARK 620 3 CYS A 105 SG 110.4 112.8 REMARK 620 4 HIS A 110 ND1 106.1 105.1 110.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 201 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 125 SG REMARK 620 2 CYS A 132 SG 105.3 REMARK 620 3 HIS A 134 ND1 113.0 109.9 REMARK 620 4 CYS A 138 SG 106.3 117.1 105.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 204 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 41 SG REMARK 620 2 CYS B 100 SG 113.5 REMARK 620 3 CYS B 105 SG 109.0 114.1 REMARK 620 4 HIS B 110 ND1 104.2 108.8 106.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 203 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 125 SG REMARK 620 2 CYS B 132 SG 108.1 REMARK 620 3 HIS B 134 ND1 109.5 109.8 REMARK 620 4 CYS B 138 SG 110.3 113.7 105.4 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 ZN A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG E 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 206 DBREF 1A73 A 1 163 UNP Q94702 PPO1_PHYPO 1 163 DBREF 1A73 B 1 163 UNP Q94702 PPO1_PHYPO 1 163 DBREF 1A73 C 1 13 PDB 1A73 1A73 1 13 DBREF 1A73 D 14 21 PDB 1A73 1A73 14 21 DBREF 1A73 E 1 13 PDB 1A73 1A73 1 13 DBREF 1A73 F 14 21 PDB 1A73 1A73 14 21 SEQRES 1 C 13 DT DT DG DA DC DT DC DT DC DT DT DA DA SEQRES 1 D 8 DG DA DG DA DG DT DC DA SEQRES 1 E 13 DT DT DG DA DC DT DC DT DC DT DT DA DA SEQRES 1 F 8 DG DA DG DA DG DT DC DA SEQRES 1 A 163 MET ALA LEU THR ASN ALA GLN ILE LEU ALA VAL ILE ASP SEQRES 2 A 163 SER TRP GLU GLU THR VAL GLY GLN PHE PRO VAL ILE THR SEQRES 3 A 163 HIS HIS VAL PRO LEU GLY GLY GLY LEU GLN GLY THR LEU SEQRES 4 A 163 HIS CYS TYR GLU ILE PRO LEU ALA ALA PRO TYR GLY VAL SEQRES 5 A 163 GLY PHE ALA LYS ASN GLY PRO THR ARG TRP GLN TYR LYS SEQRES 6 A 163 ARG THR ILE ASN GLN VAL VAL HIS ARG TRP GLY SER HIS SEQRES 7 A 163 THR VAL PRO PHE LEU LEU GLU PRO ASP ASN ILE ASN GLY SEQRES 8 A 163 LYS THR CYS THR ALA SER HIS LEU CYS HIS ASN THR ARG SEQRES 9 A 163 CYS HIS ASN PRO LEU HIS LEU CYS TRP GLU SER LEU ASP SEQRES 10 A 163 ASP ASN LYS GLY ARG ASN TRP CYS PRO GLY PRO ASN GLY SEQRES 11 A 163 GLY CYS VAL HIS ALA VAL VAL CYS LEU ARG GLN GLY PRO SEQRES 12 A 163 LEU TYR GLY PRO GLY ALA THR VAL ALA GLY PRO GLN GLN SEQRES 13 A 163 ARG GLY SER HIS PHE VAL VAL SEQRES 1 B 163 MET ALA LEU THR ASN ALA GLN ILE LEU ALA VAL ILE ASP SEQRES 2 B 163 SER TRP GLU GLU THR VAL GLY GLN PHE PRO VAL ILE THR SEQRES 3 B 163 HIS HIS VAL PRO LEU GLY GLY GLY LEU GLN GLY THR LEU SEQRES 4 B 163 HIS CYS TYR GLU ILE PRO LEU ALA ALA PRO TYR GLY VAL SEQRES 5 B 163 GLY PHE ALA LYS ASN GLY PRO THR ARG TRP GLN TYR LYS SEQRES 6 B 163 ARG THR ILE ASN GLN VAL VAL HIS ARG TRP GLY SER HIS SEQRES 7 B 163 THR VAL PRO PHE LEU LEU GLU PRO ASP ASN ILE ASN GLY SEQRES 8 B 163 LYS THR CYS THR ALA SER HIS LEU CYS HIS ASN THR ARG SEQRES 9 B 163 CYS HIS ASN PRO LEU HIS LEU CYS TRP GLU SER LEU ASP SEQRES 10 B 163 ASP ASN LYS GLY ARG ASN TRP CYS PRO GLY PRO ASN GLY SEQRES 11 B 163 GLY CYS VAL HIS ALA VAL VAL CYS LEU ARG GLN GLY PRO SEQRES 12 B 163 LEU TYR GLY PRO GLY ALA THR VAL ALA GLY PRO GLN GLN SEQRES 13 B 163 ARG GLY SER HIS PHE VAL VAL HET MG E 205 1 HET ZN A 201 1 HET ZN A 202 1 HET ZN B 203 1 HET ZN B 204 1 HET MG B 206 1 HETNAM MG MAGNESIUM ION HETNAM ZN ZINC ION FORMUL 7 MG 2(MG 2+) FORMUL 8 ZN 4(ZN 2+) FORMUL 13 HOH *391(H2 O) HELIX 1 1 ASN A 5 GLN A 21 1 17 HELIX 2 2 VAL A 80 PHE A 82 5 3 HELIX 3 3 PRO A 108 HIS A 110 5 3 HELIX 4 4 LEU A 116 TRP A 124 1 9 HELIX 5 5 ASN B 5 GLN B 21 1 17 HELIX 6 6 VAL B 80 PHE B 82 5 3 HELIX 7 7 PRO B 108 HIS B 110 5 3 HELIX 8 8 LEU B 116 TRP B 124 1 9 SHEET 1 A 3 VAL A 72 GLY A 76 0 SHEET 2 A 3 ARG A 61 THR A 67 -1 N ARG A 66 O HIS A 73 SHEET 3 A 3 PHE A 54 GLY A 58 -1 N GLY A 58 O ARG A 61 SHEET 1 B 2 CYS A 94 HIS A 98 0 SHEET 2 B 2 LEU A 111 SER A 115 -1 N GLU A 114 O THR A 95 SHEET 1 C 2 PRO A 23 GLY A 32 0 SHEET 2 C 2 LEU A 35 GLU A 43 -1 N GLU A 43 O PRO A 23 SHEET 1 D 3 VAL B 72 GLY B 76 0 SHEET 2 D 3 ARG B 61 THR B 67 -1 N ARG B 66 O HIS B 73 SHEET 3 D 3 PHE B 54 GLY B 58 -1 N GLY B 58 O ARG B 61 SHEET 1 E 2 CYS B 94 HIS B 98 0 SHEET 2 E 2 LEU B 111 SER B 115 -1 N GLU B 114 O THR B 95 SHEET 1 F 2 PRO B 23 GLY B 32 0 SHEET 2 F 2 LEU B 35 GLU B 43 -1 N GLU B 43 O PRO B 23 LINK O3' DA C 13 MG MG B 206 1555 1555 2.45 LINK O3' DA E 13 MG MG E 205 1555 1555 2.24 LINK MG MG E 205 O HOH F 512 1555 1555 2.78 LINK MG MG E 205 OD1 ASN A 119 1555 1555 2.43 LINK MG MG E 205 O HOH A 384 1555 1555 2.74 LINK MG MG E 205 O HOH A 519 1555 1555 2.69 LINK MG MG E 205 O HOH A 520 1555 1555 2.56 LINK SG CYS A 41 ZN ZN A 202 1555 1555 2.34 LINK SG CYS A 100 ZN ZN A 202 1555 1555 2.37 LINK SG CYS A 105 ZN ZN A 202 1555 1555 2.36 LINK ND1 HIS A 110 ZN ZN A 202 1555 1555 2.16 LINK SG CYS A 125 ZN ZN A 201 1555 1555 2.38 LINK SG CYS A 132 ZN ZN A 201 1555 1555 2.46 LINK ND1 HIS A 134 ZN ZN A 201 1555 1555 2.21 LINK SG CYS A 138 ZN ZN A 201 1555 1555 2.41 LINK SG CYS B 41 ZN ZN B 204 1555 1555 2.29 LINK SG CYS B 100 ZN ZN B 204 1555 1555 2.37 LINK SG CYS B 105 ZN ZN B 204 1555 1555 2.35 LINK ND1 HIS B 110 ZN ZN B 204 1555 1555 2.17 LINK OD1 ASN B 119 MG MG B 206 1555 1555 2.29 LINK SG CYS B 125 ZN ZN B 203 1555 1555 2.38 LINK SG CYS B 132 ZN ZN B 203 1555 1555 2.44 LINK ND1 HIS B 134 ZN ZN B 203 1555 1555 2.21 LINK SG CYS B 138 ZN ZN B 203 1555 1555 2.40 LINK MG MG B 206 O HOH B 302 1555 1555 2.58 LINK MG MG B 206 O HOH B 393 1555 1555 2.69 LINK MG MG B 206 O HOH B 451 1555 1555 2.66 LINK MG MG B 206 O HOH B 509 1555 1555 2.68 CISPEP 1 ALA A 48 PRO A 49 0 0.11 CISPEP 2 ALA B 48 PRO B 49 0 -0.30 SITE 1 AC1 4 CYS A 125 CYS A 132 HIS A 134 CYS A 138 SITE 1 AC2 4 CYS A 41 CYS A 100 CYS A 105 HIS A 110 SITE 1 AC3 4 CYS B 125 CYS B 132 HIS B 134 CYS B 138 SITE 1 AC4 4 CYS B 41 CYS B 100 CYS B 105 HIS B 110 SITE 1 AC5 6 ASN A 119 HOH A 384 HOH A 519 HOH A 520 SITE 2 AC5 6 DA E 13 HOH F 512 SITE 1 AC6 6 ASN B 119 HOH B 302 HOH B 393 HOH B 451 SITE 2 AC6 6 HOH B 509 DA C 13 CRYST1 113.700 113.700 88.400 90.00 90.00 120.00 P 31 2 1 12 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 0.008795 0.005078 0.000000 0.00000 SCALE2 0.000000 0.010156 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011312 0.00000 MTRIX1 1 -0.970715 0.239393 0.020068 26.76770 1 MTRIX2 1 0.239758 0.970659 0.018334 -3.87490 1 MTRIX3 1 -0.015090 0.022609 -0.999630 57.67150 1