HEADER METAL TRANSPORT 06-SEP-07 2VB2 TITLE CRYSTAL STRUCTURE OF CU(I)CUSF COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATION EFFLUX SYSTEM PROTEIN CUSF; COMPND 3 CHAIN: X; COMPND 4 FRAGMENT: RESIDUES 23-110; COMPND 5 SYNONYM: COPPER PROTEIN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 469008; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS CATION PI, METAL-BINDING, METAL TRANSPORT, COPPER TOLERANCE, COPPER KEYWDS 2 TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR Y.XUE,A.V.DAVIS,G.BALAKRISHNAN,J.P.STASSER,B.M.STAEHLIN,P.FOCIA, AUTHOR 2 T.G.SPIRO,J.E.PENNER-HAHN,T.V.O'HALLORAN REVDAT 6 13-DEC-23 2VB2 1 LINK REVDAT 5 13-JUL-11 2VB2 1 VERSN REVDAT 4 24-FEB-09 2VB2 1 VERSN REVDAT 3 08-JAN-08 2VB2 1 AUTHOR JRNL REVDAT 2 25-DEC-07 2VB2 1 JRNL REVDAT 1 18-DEC-07 2VB2 0 JRNL AUTH Y.XUE,A.V.DAVIS,G.BALAKRISHNAN,J.P.STASSER,B.M.STAEHLIN, JRNL AUTH 2 P.FOCIA,T.G.SPIRO,J.E.PENNER-HAHN,T.V.O'HALLORAN JRNL TITL CU(I) RECOGNITION VIA CATION-PI AND METHIONINE INTERACTIONS JRNL TITL 2 IN CUSF. JRNL REF NAT.CHEM.BIOL. V. 4 107 2008 JRNL REFN ISSN 1552-4450 JRNL PMID 18157124 JRNL DOI 10.1038/NCHEMBIO.2007.57 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.28 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 7573 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) : 0.239 REMARK 3 R VALUE (WORKING SET) : 0.238 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 370 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.74 REMARK 3 REFLECTION IN BIN (WORKING SET) : 443 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3260 REMARK 3 BIN FREE R VALUE SET COUNT : 25 REMARK 3 BIN FREE R VALUE : 0.4390 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 582 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 46 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.13 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.69000 REMARK 3 B22 (A**2) : 2.42000 REMARK 3 B33 (A**2) : -1.74000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.148 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.133 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.107 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.266 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.944 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.943 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 599 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 807 ; 1.268 ; 1.960 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 74 ; 6.170 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 22 ;52.210 ;26.364 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 112 ;12.650 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 1 ;21.508 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 97 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 420 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 220 ; 0.205 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 408 ; 0.300 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 37 ; 0.123 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 16 ; 0.202 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.177 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 385 ; 0.662 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 616 ; 1.090 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 235 ; 1.804 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 191 ; 2.966 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : X 13 X 88 REMARK 3 ORIGIN FOR THE GROUP (A): 8.7128 2.9775 8.9896 REMARK 3 T TENSOR REMARK 3 T11: -0.1136 T22: -0.1078 REMARK 3 T33: -0.1065 T12: 0.0269 REMARK 3 T13: -0.0030 T23: 0.0233 REMARK 3 L TENSOR REMARK 3 L11: 3.4990 L22: 4.6709 REMARK 3 L33: 7.7766 L12: 0.8509 REMARK 3 L13: 1.5248 L23: 3.8898 REMARK 3 S TENSOR REMARK 3 S11: 0.0703 S12: -0.0442 S13: -0.1039 REMARK 3 S21: -0.0269 S22: 0.0686 S23: -0.2871 REMARK 3 S31: 0.0380 S32: -0.0019 S33: -0.1388 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. RESIDUES 1-12 AND 88 ARE DISORDERED REMARK 4 REMARK 4 2VB2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-SEP-07. REMARK 100 THE DEPOSITION ID IS D_1290032893. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUL-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS 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 : 8250 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 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 (%) : 96.7 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 27.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.5 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.000 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: PDB ENTRY 1ZEQ REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.5M AMMONIUM SULFATE 5% ISOPROPANOL, REMARK 280 PH 7 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 19.23400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 22.28650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 20.63200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 22.28650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.23400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 20.63200 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: X 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 ASN X 1 REMARK 465 GLU X 2 REMARK 465 HIS X 3 REMARK 465 HIS X 4 REMARK 465 HIS X 5 REMARK 465 GLU X 6 REMARK 465 THR X 7 REMARK 465 MET X 8 REMARK 465 SER X 9 REMARK 465 GLU X 10 REMARK 465 ALA X 11 REMARK 465 GLN X 12 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN X 88 CA C O CB CG CD OE1 REMARK 470 GLN X 88 NE2 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 CU X1089 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS X 36 NE2 REMARK 620 2 MET X 47 SD 115.5 REMARK 620 3 MET X 49 SD 106.4 118.3 REMARK 620 N 1 2 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "XA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 7-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 8-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 X1088 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU X1089 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ZEQ RELATED DB: PDB REMARK 900 1.5 A STRUCTURE OF APO-CUSF RESIDUES 6- 88 FROM ESCHERICHIA COLI REMARK 900 RELATED ID: 2VB3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF AG(I)CUSF DBREF 2VB2 X 1 88 UNP P77214 CUSF_ECOLI 23 110 SEQRES 1 X 88 ASN GLU HIS HIS HIS GLU THR MET SER GLU ALA GLN PRO SEQRES 2 X 88 GLN VAL ILE SER ALA THR GLY VAL VAL LYS GLY ILE ASP SEQRES 3 X 88 LEU GLU SER LYS LYS ILE THR ILE HIS HIS ASP PRO ILE SEQRES 4 X 88 ALA ALA VAL ASN TRP PRO GLU MET THR MET ARG PHE THR SEQRES 5 X 88 ILE THR PRO GLN THR LYS MET SER GLU ILE LYS THR GLY SEQRES 6 X 88 ASP LYS VAL ALA PHE ASN PHE VAL GLN GLN GLY ASN LEU SEQRES 7 X 88 SER LEU LEU GLN ASP ILE LYS VAL SER GLN HET SO4 X1088 5 HET CU X1089 1 HETNAM SO4 SULFATE ION HETNAM CU COPPER (II) ION FORMUL 2 SO4 O4 S 2- FORMUL 3 CU CU 2+ FORMUL 4 HOH *46(H2 O) HELIX 1 1 ALA X 40 ASN X 43 5 4 SHEET 1 XA 8 ILE X 16 ASP X 26 0 SHEET 2 XA 8 LYS X 67 GLN X 75 -1 O VAL X 68 N GLY X 20 SHEET 3 XA 8 LEU X 78 VAL X 86 1 O LEU X 78 N GLN X 75 SHEET 4 XA 8 MET X 47 THR X 52 1 O THR X 52 N LEU X 81 SHEET 5 XA 8 LYS X 31 HIS X 36 -1 O ILE X 32 N PHE X 51 SHEET 6 XA 8 ILE X 16 ASP X 26 -1 O VAL X 21 N HIS X 35 SHEET 7 XA 8 LYS X 67 GLN X 75 -1 O VAL X 68 N GLY X 20 SHEET 8 XA 8 ILE X 16 ASP X 26 -1 O ILE X 16 N PHE X 72 LINK NE2 HIS X 36 CU CU X1089 1555 1555 1.98 LINK SD MET X 47 CU CU X1089 1555 1555 2.25 LINK SD MET X 49 CU CU X1089 1555 1555 2.25 SITE 1 AC1 6 LYS X 31 ARG X 50 SER X 60 LEU X 78 SITE 2 AC1 6 HOH X2027 HOH X2039 SITE 1 AC2 4 HIS X 36 TRP X 44 MET X 47 MET X 49 CRYST1 38.468 41.264 44.573 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 0.025996 0.000000 0.000000 0.00000 SCALE2 0.000000 0.024234 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022435 0.00000