HEADER STRUCTURAL GENOMICS, UNKNOWN FUNCTION 28-APR-06 2GU3 TITLE YPMB PROTEIN FROM BACILLUS SUBTILIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: YPMB PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS SUBSP. SUBTILIS STR. 168; SOURCE 3 ORGANISM_TAXID: 224308; SOURCE 4 STRAIN: SUBSP. SUBTILIS STR. 168; SOURCE 5 GENE: YPMB, BSU22380; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PMCSG7 KEYWDS APC1927, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, KEYWDS 2 MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG, UNKNOWN FUNCTION EXPDTA X-RAY DIFFRACTION AUTHOR J.OSIPIUK,N.MALTSEVA,I.DEMENTIEVA,S.MOY,A.JOACHIMIAK,MIDWEST CENTER AUTHOR 2 FOR STRUCTURAL GENOMICS (MCSG) REVDAT 4 14-FEB-24 2GU3 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 2GU3 1 VERSN REVDAT 2 24-FEB-09 2GU3 1 VERSN REVDAT 1 30-MAY-06 2GU3 0 JRNL AUTH J.OSIPIUK,N.MALTSEVA,I.DEMENTIEVA,S.MOY,A.JOACHIMIAK JRNL TITL X-RAY CRYSTAL STRUCTURE OF YPMB PROTEIN FROM BACILLUS JRNL TITL 2 SUBTILIS. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.74 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) : 1.74 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.30 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 12750 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) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 624 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) : 1.74 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.79 REMARK 3 REFLECTION IN BIN (WORKING SET) : 807 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.43 REMARK 3 BIN R VALUE (WORKING SET) : 0.2620 REMARK 3 BIN FREE R VALUE SET COUNT : 51 REMARK 3 BIN FREE R VALUE : 0.3060 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1008 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 145 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 30.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.64 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.29000 REMARK 3 B22 (A**2) : 0.76000 REMARK 3 B33 (A**2) : 0.53000 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): 0.125 REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.064 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.635 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.958 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1037 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1398 ; 1.576 ; 1.975 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 131 ; 6.451 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 44 ;35.228 ;26.591 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 206 ;14.245 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 1 ; 5.325 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 157 ; 0.125 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 753 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 442 ; 0.217 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 696 ; 0.309 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 139 ; 0.162 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 1 ; 0.136 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 28 ; 0.267 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 21 ; 0.133 ; 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): 656 ; 1.134 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1027 ; 1.741 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 437 ; 2.869 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 369 ; 4.261 ; 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 : A 34 A 161 REMARK 3 ORIGIN FOR THE GROUP (A): 18.9556 27.4075 28.8769 REMARK 3 T TENSOR REMARK 3 T11: -0.0483 T22: -0.0585 REMARK 3 T33: -0.0380 T12: -0.0122 REMARK 3 T13: 0.0112 T23: 0.0081 REMARK 3 L TENSOR REMARK 3 L11: 1.9276 L22: 1.0520 REMARK 3 L33: 0.9844 L12: -0.1269 REMARK 3 L13: -0.2581 L23: -0.4930 REMARK 3 S TENSOR REMARK 3 S11: -0.0498 S12: -0.0322 S13: -0.1194 REMARK 3 S21: -0.0896 S22: -0.0162 S23: -0.1429 REMARK 3 S31: -0.0174 S32: -0.0854 S33: 0.0660 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. ALL DATA WERE REMARK 3 USED IN FINAL ROUND OF REMARK 3 REFINEMENT. R-FACTOR-ALL CORRESPONDS TO DEPOSITED FILE. R-WORK AND REMARK 3 R-FREE FACTORS ARE TAKEN FROM SECOND TO LAST ROUND OF REFINEMENT REMARK 3 WHICH USED TEST DATA SET. REMARK 4 REMARK 4 2GU3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-06. REMARK 100 THE DEPOSITION ID IS D_1000037550. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-APR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97872, 1.48520, 1.48590, REMARK 200 1.45180 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-3 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SBCCOLLECT REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12792 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.740 REMARK 200 RESOLUTION RANGE LOW (A) : 28.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.74 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.45100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.440 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: HKL-3000, SHELXD, MLPHARE, DM, SOLVE, RESOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MM NICKEL CHLORIDE, 25% PEG 2000 REMARK 280 MME, 100 MM TRIS BUFFER, PH 8.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K 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 21.10000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.53950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.20750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.53950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.10000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 26.20750 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC REMARK 300 ASYMMETRIC UNIT WHICH CONSISTS OF 1 CHAIN. THE BIOLOGICAL REMARK 300 UNIT OF THIS PROTEIN IS UNKNOWN. 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 SER A 26 REMARK 465 ASN A 27 REMARK 465 ALA A 28 REMARK 465 SER A 29 REMARK 465 ALA A 30 REMARK 465 MET A 31 REMARK 465 ALA A 32 REMARK 465 GLN A 33 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 119 -81.67 -114.20 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 NI A 201 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 53 NE2 REMARK 620 2 HIS A 122 NE2 90.1 REMARK 620 3 HOH A 219 O 110.0 95.6 REMARK 620 4 HOH A 264 O 172.6 96.4 73.1 REMARK 620 5 HOH A 268 O 90.9 176.1 80.5 82.9 REMARK 620 6 HOH A 295 O 76.4 86.2 173.3 100.4 97.7 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: APC1927 RELATED DB: TARGETDB DBREF 2GU3 A 29 161 GB 2634656 CAB14154 29 161 SEQADV 2GU3 SER A 26 GB 2634656 CLONING ARTIFACT SEQADV 2GU3 ASN A 27 GB 2634656 CLONING ARTIFACT SEQADV 2GU3 ALA A 28 GB 2634656 CLONING ARTIFACT SEQRES 1 A 136 SER ASN ALA SER ALA MET ALA GLN LYS GLU GLU GLY HIS SEQRES 2 A 136 GLU ALA ALA ALA ALA GLU ALA LYS LYS GLU THR ASP LEU SEQRES 3 A 136 ALA HIS VAL ASP GLN VAL GLU THR PHE VAL GLY LYS GLU SEQRES 4 A 136 LYS TYR TYR VAL VAL LYS GLY THR ASP LYS LYS GLY THR SEQRES 5 A 136 ALA LEU TYR VAL TRP VAL PRO ALA ASP LYS LYS ALA LYS SEQRES 6 A 136 ILE LEU SER LYS GLU ALA LYS GLU GLY ILE SER GLU ASP SEQRES 7 A 136 LYS ALA ALA LYS ILE ILE LYS ASP GLU GLY LEU VAL SER SEQRES 8 A 136 LYS GLN LYS GLU VAL HIS LEU ALA ARG GLU GLY ASN VAL SEQRES 9 A 136 LEU LEU TRP GLU VAL THR TYR LEU ASP LYS GLU GLY GLN SEQRES 10 A 136 TYR SER LEU SER TYR VAL ASP PHE THR THR GLY LYS ILE SEQRES 11 A 136 LEU LYS ASN ILE THR PRO HET NI A 201 1 HETNAM NI NICKEL (II) ION FORMUL 2 NI NI 2+ FORMUL 3 HOH *145(H2 O) HELIX 1 1 GLY A 37 THR A 49 1 13 HELIX 2 2 LYS A 97 GLY A 99 5 3 HELIX 3 3 SER A 101 GLU A 112 1 12 SHEET 1 A 4 LEU A 51 VAL A 61 0 SHEET 2 A 4 LYS A 65 ASP A 73 -1 O VAL A 68 N GLU A 58 SHEET 3 A 4 ALA A 78 PRO A 84 -1 O VAL A 81 N VAL A 69 SHEET 4 A 4 LEU A 92 GLU A 95 -1 O LEU A 92 N TRP A 82 SHEET 1 B 4 LYS A 117 GLU A 126 0 SHEET 2 B 4 VAL A 129 LEU A 137 -1 O THR A 135 N GLU A 120 SHEET 3 B 4 TYR A 143 ASP A 149 -1 O SER A 146 N VAL A 134 SHEET 4 B 4 ILE A 155 ILE A 159 -1 O ILE A 159 N LEU A 145 LINK NE2 HIS A 53 NI NI A 201 1555 1555 2.19 LINK NE2 HIS A 122 NI NI A 201 4466 1555 2.15 LINK NI NI A 201 O HOH A 219 1555 4466 2.25 LINK NI NI A 201 O HOH A 264 1555 1555 2.16 LINK NI NI A 201 O HOH A 268 1555 1555 2.25 LINK NI NI A 201 O HOH A 295 1555 1555 1.77 SITE 1 AC1 6 HIS A 53 HIS A 122 HOH A 219 HOH A 264 SITE 2 AC1 6 HOH A 268 HOH A 295 CRYST1 42.200 52.415 55.079 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 0.023697 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019079 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018156 0.00000