HEADER HYDROLASE 11-APR-19 6RCL TITLE CRYSTAL STRUCTURE OF REXO2-D199A-AA COMPND MOL_ID: 1; COMPND 2 MOLECULE: OLIGORIBONUCLEASE, MITOCHONDRIAL; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: RNA EXONUCLEASE 2 HOMOLOG,SMALL FRAGMENT NUCLEASE; COMPND 5 EC: 3.1.-.-; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: RNA (5'-R(P*AP*A)-3'); COMPND 9 CHAIN: C; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: REXO2, SFN, SMFN, CGI-114; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSETTA2; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PETM11; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630 KEYWDS MITOCHONDRIA, OLIGORIBONUCLEASE, REXO2, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.SPAHR,T.J.NICHOLLS,N.G.LARSSON,C.M.GUSTAFSSON REVDAT 3 18-DEC-19 6RCL 1 JRNL REVDAT 2 16-OCT-19 6RCL 1 JRNL REVDAT 1 09-OCT-19 6RCL 0 JRNL AUTH T.J.NICHOLLS,H.SPAHR,S.JIANG,S.J.SIIRA,C.KOOLMEISTER, JRNL AUTH 2 S.SHARMA,J.H.K.KAUPPILA,M.JIANG,V.KAEVER,O.RACKHAM,A.CHABES, JRNL AUTH 3 M.FALKENBERG,A.FILIPOVSKA,N.G.LARSSON,C.M.GUSTAFSSON JRNL TITL DINUCLEOTIDE DEGRADATION BY REXO2 MAINTAINS PROMOTER JRNL TITL 2 SPECIFICITY IN MAMMALIAN MITOCHONDRIA. JRNL REF MOL.CELL V. 76 784 2019 JRNL REFN ISSN 1097-2765 JRNL PMID 31588022 JRNL DOI 10.1016/J.MOLCEL.2019.09.010 REMARK 2 REMARK 2 RESOLUTION. 1.97 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.3 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.97 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 27319 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 + TEST SET) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.203 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 1376 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 : 50 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.97 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.98 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.63 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 547 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2677 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 520 REMARK 3 BIN R VALUE (WORKING SET) : 0.2633 REMARK 3 BIN FREE R VALUE : 0.3585 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.94 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 27 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2675 REMARK 3 NUCLEIC ACID ATOMS : 44 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 197 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 48.47 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 58.14 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -10.36920 REMARK 3 B22 (A**2) : 11.72170 REMARK 3 B33 (A**2) : -1.35250 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) : 0.280 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.181 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.164 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.307 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.160 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.946 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.909 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 5463 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 9889 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1201 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 858 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 5463 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : 1 ; 5.000 ; SEMIHARMONIC REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 363 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 5852 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.02 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.68 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 15.11 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6RCL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-APR-19. REMARK 100 THE DEPOSITION ID IS D_1292101797. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-SEP-18 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 : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9762 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27363 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.970 REMARK 200 RESOLUTION RANGE LOW (A) : 41.980 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 8.100 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.97 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.04 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.80 REMARK 200 R MERGE FOR SHELL (I) : 1.89000 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM HEPES PH 7.0, 200 MM SODIUM REMARK 280 MALONATE, AND 20 % POLYETHYLENE GLYCOL 3350, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 83.95500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 83.95500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 17.80650 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 62.91750 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 17.80650 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 62.91750 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 83.95500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 17.80650 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 62.91750 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 83.95500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 17.80650 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 62.91750 REMARK 290 SMTRY3 8 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 PRO B 86 REMARK 465 ASP B 87 REMARK 465 GLU B 88 REMARK 465 LEU B 89 REMARK 465 LEU B 90 REMARK 465 ASP B 91 REMARK 465 SER B 92 REMARK 465 MET B 93 REMARK 465 SER B 94 REMARK 465 ASP B 95 REMARK 465 TRP B 96 REMARK 465 CYS B 97 REMARK 465 LYS B 98 REMARK 465 GLU B 99 REMARK 465 HIS B 100 REMARK 465 HIS B 101 REMARK 465 GLY B 102 REMARK 465 LYS B 103 REMARK 465 SER B 104 REMARK 465 GLY B 105 REMARK 465 LEU B 106 REMARK 465 THR B 107 REMARK 465 LYS B 108 REMARK 465 ALA B 109 REMARK 465 VAL B 110 REMARK 465 LYS B 111 REMARK 465 GLU B 112 REMARK 465 SER B 113 REMARK 465 LYS B 189 REMARK 465 LYS B 190 REMARK 465 ALA B 191 REMARK 465 ALA B 192 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 C 101 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 47 OD1 REMARK 620 2 A C 1 O3' 155.9 REMARK 620 3 A C 2 OP1 101.7 56.4 REMARK 620 4 HOH A 428 O 87.9 85.3 97.0 REMARK 620 5 HOH A 403 O 101.3 99.6 155.8 76.6 REMARK 620 6 HOH A 487 O 82.1 104.1 85.7 170.0 104.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 49 OE1 REMARK 620 2 HIS A 194 ND1 124.5 REMARK 620 3 A C 2 OP1 107.3 101.0 REMARK 620 N 1 2 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG C 101 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6RCI RELATED DB: PDB DBREF 6RCL A 39 216 UNP Q9Y3B8 ORN_HUMAN 1 178 DBREF 6RCL B 39 216 UNP Q9Y3B8 ORN_HUMAN 1 178 DBREF 6RCL C 1 2 PDB 6RCL 6RCL 1 2 SEQADV 6RCL GLY A 37 UNP Q9Y3B8 EXPRESSION TAG SEQADV 6RCL ALA A 38 UNP Q9Y3B8 EXPRESSION TAG SEQADV 6RCL ALA A 199 UNP Q9Y3B8 ASP 161 CONFLICT SEQADV 6RCL GLY B 37 UNP Q9Y3B8 EXPRESSION TAG SEQADV 6RCL ALA B 38 UNP Q9Y3B8 EXPRESSION TAG SEQADV 6RCL ALA B 199 UNP Q9Y3B8 ASP 161 CONFLICT SEQRES 1 A 180 GLY ALA MET ALA GLN ARG MET VAL TRP VAL ASP LEU GLU SEQRES 2 A 180 MET THR GLY LEU ASP ILE GLU LYS ASP GLN ILE ILE GLU SEQRES 3 A 180 MET ALA CYS LEU ILE THR ASP SER ASP LEU ASN ILE LEU SEQRES 4 A 180 ALA GLU GLY PRO ASN LEU ILE ILE LYS GLN PRO ASP GLU SEQRES 5 A 180 LEU LEU ASP SER MET SER ASP TRP CYS LYS GLU HIS HIS SEQRES 6 A 180 GLY LYS SER GLY LEU THR LYS ALA VAL LYS GLU SER THR SEQRES 7 A 180 ILE THR LEU GLN GLN ALA GLU TYR GLU PHE LEU SER PHE SEQRES 8 A 180 VAL ARG GLN GLN THR PRO PRO GLY LEU CYS PRO LEU ALA SEQRES 9 A 180 GLY ASN SER VAL HIS GLU ASP LYS LYS PHE LEU ASP LYS SEQRES 10 A 180 TYR MET PRO GLN PHE MET LYS HIS LEU HIS TYR ARG ILE SEQRES 11 A 180 ILE ASP VAL SER THR VAL LYS GLU LEU CYS ARG ARG TRP SEQRES 12 A 180 TYR PRO GLU GLU TYR GLU PHE ALA PRO LYS LYS ALA ALA SEQRES 13 A 180 SER HIS ARG ALA LEU ASP ALA ILE SER GLU SER ILE LYS SEQRES 14 A 180 GLU LEU GLN PHE TYR ARG ASN ASN ILE PHE LYS SEQRES 1 B 180 GLY ALA MET ALA GLN ARG MET VAL TRP VAL ASP LEU GLU SEQRES 2 B 180 MET THR GLY LEU ASP ILE GLU LYS ASP GLN ILE ILE GLU SEQRES 3 B 180 MET ALA CYS LEU ILE THR ASP SER ASP LEU ASN ILE LEU SEQRES 4 B 180 ALA GLU GLY PRO ASN LEU ILE ILE LYS GLN PRO ASP GLU SEQRES 5 B 180 LEU LEU ASP SER MET SER ASP TRP CYS LYS GLU HIS HIS SEQRES 6 B 180 GLY LYS SER GLY LEU THR LYS ALA VAL LYS GLU SER THR SEQRES 7 B 180 ILE THR LEU GLN GLN ALA GLU TYR GLU PHE LEU SER PHE SEQRES 8 B 180 VAL ARG GLN GLN THR PRO PRO GLY LEU CYS PRO LEU ALA SEQRES 9 B 180 GLY ASN SER VAL HIS GLU ASP LYS LYS PHE LEU ASP LYS SEQRES 10 B 180 TYR MET PRO GLN PHE MET LYS HIS LEU HIS TYR ARG ILE SEQRES 11 B 180 ILE ASP VAL SER THR VAL LYS GLU LEU CYS ARG ARG TRP SEQRES 12 B 180 TYR PRO GLU GLU TYR GLU PHE ALA PRO LYS LYS ALA ALA SEQRES 13 B 180 SER HIS ARG ALA LEU ASP ALA ILE SER GLU SER ILE LYS SEQRES 14 B 180 GLU LEU GLN PHE TYR ARG ASN ASN ILE PHE LYS SEQRES 1 C 2 A A HET ZN A 301 1 HET MG C 101 1 HETNAM ZN ZINC ION HETNAM MG MAGNESIUM ION FORMUL 4 ZN ZN 2+ FORMUL 5 MG MG 2+ FORMUL 6 HOH *197(H2 O) HELIX 1 AA1 PRO A 86 SER A 92 1 7 HELIX 2 AA2 SER A 94 SER A 104 1 11 HELIX 3 AA3 GLY A 105 GLU A 112 1 8 HELIX 4 AA4 THR A 116 THR A 132 1 17 HELIX 5 AA5 VAL A 144 MET A 155 1 12 HELIX 6 AA6 MET A 155 LEU A 162 1 8 HELIX 7 AA7 VAL A 169 TYR A 180 1 12 HELIX 8 AA8 TYR A 180 ALA A 187 1 8 HELIX 9 AA9 ARG A 195 ILE A 214 1 20 HELIX 10 AB1 THR B 116 GLN B 130 1 15 HELIX 11 AB2 SER B 143 MET B 155 1 13 HELIX 12 AB3 MET B 155 HIS B 161 1 7 HELIX 13 AB4 VAL B 169 TYR B 180 1 12 HELIX 14 AB5 TYR B 180 PHE B 186 1 7 HELIX 15 AB6 ARG B 195 PHE B 215 1 21 SHEET 1 AA1 5 ILE A 74 ILE A 82 0 SHEET 2 AA1 5 ILE A 60 THR A 68 -1 N ILE A 67 O LEU A 75 SHEET 3 AA1 5 MET A 43 MET A 50 -1 N TRP A 45 O LEU A 66 SHEET 4 AA1 5 LEU A 139 GLY A 141 1 O ALA A 140 N VAL A 44 SHEET 5 AA1 5 ILE A 166 ASP A 168 1 O ILE A 167 N LEU A 139 SHEET 1 AA2 5 ILE B 74 ILE B 82 0 SHEET 2 AA2 5 ILE B 60 THR B 68 -1 N ILE B 67 O ALA B 76 SHEET 3 AA2 5 MET B 43 MET B 50 -1 N GLU B 49 O ILE B 61 SHEET 4 AA2 5 LEU B 139 GLY B 141 1 O ALA B 140 N VAL B 46 SHEET 5 AA2 5 ILE B 166 ASP B 168 1 O ILE B 167 N LEU B 139 LINK OD1 ASP A 47 MG MG C 101 1555 1555 2.23 LINK OE1 GLU A 49 ZN ZN A 301 1555 1555 2.07 LINK ND1 HIS A 194 ZN ZN A 301 1555 1555 2.43 LINK O3' A C 1 MG MG C 101 1555 1555 2.70 LINK OP1 A C 2 ZN ZN A 301 1555 1555 1.91 LINK OP1 A C 2 MG MG C 101 1555 1555 2.68 LINK MG MG C 101 O HOH A 428 1555 1555 2.29 LINK MG MG C 101 O HOH A 403 1555 1555 2.44 LINK MG MG C 101 O HOH A 487 1555 1555 2.45 SITE 1 AC1 3 GLU A 49 HIS A 194 A C 2 SITE 1 AC2 6 ASP A 47 HOH A 403 HOH A 428 HOH A 487 SITE 2 AC2 6 A C 1 A C 2 CRYST1 35.613 125.835 167.910 90.00 90.00 90.00 C 2 2 21 16 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 0.028080 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007947 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005956 0.00000