HEADER SPLICING 27-JUL-09 3IGD TITLE CRYSTAL STRUCTURE OF MTU RECA INTEIN, SPLICING DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDONUCLEASE PI-MTUI; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN RECA, RECOMBINASE A, MTU RECA INTEIN; COMPND 5 EC: 3.1.-.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 1773; SOURCE 4 GENE: MT2806, MTV002.02C, RECA, RV2737C; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM101; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PX KEYWDS MINI-MINI-INTEIN SPLICING DOMAIN, ATP-BINDING, AUTOCATALYTIC KEYWDS 2 CLEAVAGE, CYTOPLASM, DNA DAMAGE, DNA RECOMBINATION, DNA REPAIR, DNA- KEYWDS 3 BINDING, ENDONUCLEASE, HYDROLASE, INTRON HOMING, NUCLEASE, KEYWDS 4 NUCLEOTIDE-BINDING, PROTEIN SPLICING, SOS RESPONSE, SPLICING EXPDTA X-RAY DIFFRACTION AUTHOR P.VAN ROEY,M.BELFORT REVDAT 6 15-NOV-23 3IGD 1 LINK ATOM REVDAT 5 06-SEP-23 3IGD 1 REMARK REVDAT 4 13-OCT-21 3IGD 1 REMARK SEQADV LINK REVDAT 3 16-AUG-17 3IGD 1 SOURCE REMARK REVDAT 2 10-NOV-09 3IGD 1 JRNL REVDAT 1 06-OCT-09 3IGD 0 JRNL AUTH K.HIRAGA,I.SOGA,J.T.DANSEREAU,B.PEREIRA,V.DERBYSHIRE,Z.DU, JRNL AUTH 2 C.WANG,P.VAN ROEY,G.BELFORT,M.BELFORT JRNL TITL SELECTION AND STRUCTURE OF HYPERACTIVE INTEINS: PERIPHERAL JRNL TITL 2 CHANGES RELAYED TO THE CATALYTIC CENTER. JRNL REF J.MOL.BIOL. V. 393 1106 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19744499 JRNL DOI 10.1016/J.JMB.2009.08.074 REMARK 2 REMARK 2 RESOLUTION. 2.40 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.69 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1157762.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 6673 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) : 0.289 REMARK 3 FREE R VALUE : 0.337 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 659 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.013 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) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 977 REMARK 3 BIN R VALUE (WORKING SET) : 0.4360 REMARK 3 BIN FREE R VALUE : 0.4960 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 110 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.047 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1090 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 32 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.69 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 9.48000 REMARK 3 B22 (A**2) : 9.48000 REMARK 3 B33 (A**2) : -18.97000 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) : 0.46 REMARK 3 ESD FROM SIGMAA (A) : 0.61 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) : 0.60 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.83 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.790 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) : 1.420 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.440 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.770 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.710 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 67.74 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3IGD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JUL-09. REMARK 100 THE DEPOSITION ID IS D_1000054376. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JUL-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : OSMICS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6680 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 4.720 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.73 REMARK 200 R MERGE FOR SHELL (I) : 0.49600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 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: 2IN9 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.1 M NA/K TARTRATE, 0.1 M HEPES, PH REMARK 280 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 19.73000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 45.07500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 45.07500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 29.59500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 45.07500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 45.07500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 9.86500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 45.07500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 45.07500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 29.59500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 45.07500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 45.07500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 9.86500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 19.73000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2360 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12050 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -80.0 KCAL/MOL 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 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 ARG A 26 49.67 36.31 REMARK 500 THR A 39 -149.94 -156.34 REMARK 500 PRO A 71 -17.94 -43.88 REMARK 500 GLU A 78 26.90 -74.36 REMARK 500 TYR A 79 -39.38 -139.26 REMARK 500 TRP A 81 125.15 -20.90 REMARK 500 GLU A 86 49.53 -81.26 REMARK 500 GLU A 99 -80.07 -71.66 REMARK 500 ALA A 418 149.35 173.06 REMARK 500 GLU A 427 -102.56 71.82 REMARK 500 LEU A 428 -39.61 -29.83 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 ZN A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2IN0 RELATED DB: PDB REMARK 900 RELATED ID: 3IFJ RELATED DB: PDB DBREF 3IGD A 1 102 UNP P0A5U4 RECA_MYCTU 252 353 DBREF 3IGD A 404 440 UNP P0A5U4 RECA_MYCTU 655 691 SEQADV 3IGD TYR A 24 UNP P0A5U4 ASP 275 ENGINEERED MUTATION SEQADV 3IGD VAL A 95 UNP P0A5U4 GLN 346 ENGINEERED MUTATION SEQADV 3IGD ARG A 96 UNP P0A5U4 PRO 347 ENGINEERED MUTATION SEQADV 3IGD ASP A 97 UNP P0A5U4 ARG 348 ENGINEERED MUTATION SEQADV 3IGD VAL A 98 UNP P0A5U4 ARG 349 ENGINEERED MUTATION SEQADV 3IGD GLU A 99 UNP P0A5U4 PHE 350 ENGINEERED MUTATION SEQADV 3IGD THR A 100 UNP P0A5U4 ASP 351 ENGINEERED MUTATION SEQADV 3IGD GLU A 102 UNP P0A5U4 PHE 353 ENGINEERED MUTATION SEQRES 1 A 139 CYS LEU ALA GLU GLY THR ARG ILE PHE ASP PRO VAL THR SEQRES 2 A 139 GLY THR THR HIS ARG ILE GLU ASP VAL VAL TYR GLY ARG SEQRES 3 A 139 LYS PRO ILE HIS VAL VAL ALA ALA ALA LYS ASP GLY THR SEQRES 4 A 139 LEU HIS ALA ARG PRO VAL VAL SER TRP PHE ASP GLN GLY SEQRES 5 A 139 THR ARG ASP VAL ILE GLY LEU ARG ILE ALA GLY GLY ALA SEQRES 6 A 139 ILE VAL TRP ALA THR PRO ASP HIS LYS VAL LEU THR GLU SEQRES 7 A 139 TYR GLY TRP ARG ALA ALA GLY GLU LEU ARG LYS GLY ASP SEQRES 8 A 139 ARG VAL ALA VAL ARG ASP VAL GLU THR GLY GLU LEU ARG SEQRES 9 A 139 TYR SER VAL ILE ARG GLU VAL LEU PRO THR ARG ARG ALA SEQRES 10 A 139 ARG THR PHE ASP LEU GLU VAL GLU GLU LEU HIS THR LEU SEQRES 11 A 139 VAL ALA GLU GLY VAL VAL VAL HIS SNN MODRES 3IGD SNN A 440 ASN L-3-AMINOSUCCINIMIDE HET SNN A 440 8 HET ZN A 201 1 HETNAM SNN L-3-AMINOSUCCINIMIDE HETNAM ZN ZINC ION FORMUL 1 SNN C4 H6 N2 O2 FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *32(H2 O) HELIX 1 1 ILE A 19 GLY A 25 1 7 HELIX 2 2 GLY A 85 LEU A 87 5 3 SHEET 1 A 4 LEU A 2 ALA A 3 0 SHEET 2 A 4 THR A 420 VAL A 425 -1 O PHE A 421 N LEU A 2 SHEET 3 A 4 HIS A 41 ASP A 50 -1 N PHE A 49 O ASP A 422 SHEET 4 A 4 HIS A 30 ALA A 33 -1 N ALA A 33 O HIS A 41 SHEET 1 B 2 ARG A 7 PHE A 9 0 SHEET 2 B 2 THR A 16 ARG A 18 -1 O HIS A 17 N ILE A 8 SHEET 1 C 4 ILE A 66 ALA A 69 0 SHEET 2 C 4 ARG A 54 ILE A 61 -1 N ILE A 57 O ALA A 69 SHEET 3 C 4 LEU A 404 ALA A 418 -1 O LEU A 413 N GLY A 58 SHEET 4 C 4 ARG A 92 ARG A 96 -1 N VAL A 95 O ARG A 405 SHEET 1 D 2 LYS A 74 VAL A 75 0 SHEET 2 D 2 ARG A 82 ALA A 83 -1 O ARG A 82 N VAL A 75 SHEET 1 E 2 LEU A 431 ALA A 433 0 SHEET 2 E 2 VAL A 436 VAL A 438 -1 O VAL A 438 N LEU A 431 LINK C HIS A 439 N SNN A 440 1555 1555 1.32 LINK ZN ZN A 201 OE1 GLU A 424 1555 1555 2.03 SITE 1 AC1 4 GLU A 424 HIS A 429 HIS A 439 SNN A 440 CRYST1 90.150 90.150 39.460 90.00 90.00 90.00 P 43 21 2 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 0.011093 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011093 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025342 0.00000