HEADER TRANSFERASE 27-JUN-11 3SM3 TITLE CRYSTAL STRUCTURE OF SAM-DEPENDENT METHYLTRANSFERASES Q8PUK2_METMA TITLE 2 FROM METHANOSARCINA MAZEI. NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TITLE 3 TARGET MAR262. COMPND MOL_ID: 1; COMPND 2 MOLECULE: SAM-DEPENDENT METHYLTRANSFERASES; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOSARCINA MAZEI; SOURCE 3 ORGANISM_TAXID: 192952; SOURCE 4 STRAIN: ATCC BAA-159/DSM 3647/GOE1/GO1/JCM 11883/OCM 88; SOURCE 5 GENE: MM_2332; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) +MAGIC; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET 21-23C, MAR262-RM.1 KEYWDS NESG, STRUCTURAL GENOMICS, PSI-BIOLOGY, PROTEIN STRUCTURE INITIATIVE, KEYWDS 2 NORTHEAST STRUCTURAL GENOMICS, NORTHEAST STRUCTURAL GENOMICS KEYWDS 3 CONSORTIUM, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.VOROBIEV,H.NEELY,J.SEETHARAMAN,A.SNYDER,P.PATEL,R.XIAO, AUTHOR 2 C.CICCOSANTI,J.K.EVERETT,R.NAIR,T.B.ACTON,B.ROST,G.T.MONTELIONE, AUTHOR 3 J.F.HUNT,L.TONG,NORTHEAST STRUCTURAL GENOMICS CONSORTIUM (NESG) REVDAT 2 28-FEB-24 3SM3 1 REMARK SEQADV LINK REVDAT 1 20-JUL-11 3SM3 0 JRNL AUTH S.VOROBIEV,H.NEELY,J.SEETHARAMAN,A.SNYDER,P.PATEL,R.XIAO, JRNL AUTH 2 C.CICCOSANTI,J.K.EVERETT,R.NAIR,T.B.ACTON,B.ROST, JRNL AUTH 3 G.T.MONTELIONE,J.F.HUNT,L.TONG JRNL TITL CRYSTAL STRUCTURE OF SAM-DEPENDENT METHYLTRANSFERASES JRNL TITL 2 Q8PUK2_METMA FROM METHANOSARCINA MAZEI. JRNL REF TO BE PUBLISHED 2009 JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.6_289 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.82 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 27171 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 1367 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.8200 - 4.7280 1.00 2590 124 0.1980 0.2050 REMARK 3 2 4.7280 - 3.7550 1.00 2588 127 0.1490 0.1980 REMARK 3 3 3.7550 - 3.2810 1.00 2591 132 0.1720 0.2590 REMARK 3 4 3.2810 - 2.9820 1.00 2605 125 0.1860 0.2670 REMARK 3 5 2.9820 - 2.7680 1.00 2555 152 0.2020 0.2740 REMARK 3 6 2.7680 - 2.6050 1.00 2562 123 0.2000 0.2890 REMARK 3 7 2.6050 - 2.4750 1.00 2592 163 0.2200 0.2440 REMARK 3 8 2.4750 - 2.3670 1.00 2567 133 0.2380 0.3250 REMARK 3 9 2.3670 - 2.2760 1.00 2571 147 0.2450 0.2630 REMARK 3 10 2.2760 - 2.1970 1.00 2583 141 0.2480 0.2990 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.35 REMARK 3 B_SOL : 48.91 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.340 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.61 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 45.94 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.82200 REMARK 3 B22 (A**2) : 5.82200 REMARK 3 B33 (A**2) : -11.64400 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.008 1743 REMARK 3 ANGLE : 1.151 2349 REMARK 3 CHIRALITY : 0.079 259 REMARK 3 PLANARITY : 0.005 301 REMARK 3 DIHEDRAL : 18.086 637 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A REMARK 3 ORIGIN FOR THE GROUP (A): 42.7765 13.3895 86.2179 REMARK 3 T TENSOR REMARK 3 T11: 0.1687 T22: 0.1700 REMARK 3 T33: 0.1711 T12: -0.0025 REMARK 3 T13: 0.0025 T23: -0.0108 REMARK 3 L TENSOR REMARK 3 L11: 0.6763 L22: 1.5348 REMARK 3 L33: 0.6851 L12: -0.5272 REMARK 3 L13: -0.0175 L23: -0.2149 REMARK 3 S TENSOR REMARK 3 S11: 0.0053 S12: -0.0322 S13: 0.0539 REMARK 3 S21: 0.0254 S22: 0.0138 S23: 0.0662 REMARK 3 S31: -0.0646 S32: -0.0377 S33: -0.0000 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3SM3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUL-11. REMARK 100 THE DEPOSITION ID IS D_1000066370. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUN-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97908 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 54511 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.197 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.10700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.72300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.380 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHELXS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 27% PEG 400, 0.2 M CALCIUM CHLORIDE, REMARK 280 5% GLYCEROL, 0.1 M HEPES, PH 7.5 , MICROBATCH CRYSTALLIZATION REMARK 280 UNDER OIL , TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 2 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,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z+1/2 REMARK 290 7555 Y,X,-Z+3/4 REMARK 290 8555 -Y,-X,-Z+1/4 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 103.51400 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 51.75700 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 155.27100 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 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 103.51400 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 155.27100 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 51.75700 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 300 REMARK: DIMER,63.21 KD,95.2% 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19910 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 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 -1.000000 0.000000 0.000000 103.17800 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 207.02800 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 PRO A 2 REMARK 465 GLU A 3 REMARK 465 SER A 4 REMARK 465 TYR A 5 REMARK 465 TRP A 6 REMARK 465 GLU A 7 REMARK 465 LYS A 8 REMARK 465 VAL A 9 REMARK 465 SER A 10 REMARK 465 GLY A 11 REMARK 465 LYS A 12 REMARK 465 ASN A 13 REMARK 465 ILE A 14 REMARK 465 PRO A 15 REMARK 465 SER A 16 REMARK 465 SER A 17 REMARK 465 HIS A 230 REMARK 465 HIS A 231 REMARK 465 HIS A 232 REMARK 465 HIS A 233 REMARK 465 HIS A 234 REMARK 465 HIS A 235 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 ARG A 73 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 229 CG CD OE1 OE2 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 SER A 74 131.06 -39.34 REMARK 500 SER A 94 66.60 -150.01 REMARK 500 ARG A 212 -10.16 -48.68 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 CA A 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 172 OD1 REMARK 620 2 GLU A 179 OE2 73.7 REMARK 620 3 HOH A 568 O 75.7 78.6 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 505 O REMARK 620 2 HOH A 558 O 134.0 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: MAR262 RELATED DB: TARGETDB DBREF 3SM3 A 1 227 UNP Q8PUK2 Q8PUK2_METMA 1 227 SEQADV 3SM3 LYS A 51 UNP Q8PUK2 LEU 51 ENGINEERED MUTATION SEQADV 3SM3 LEU A 228 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 GLU A 229 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 230 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 231 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 232 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 233 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 234 UNP Q8PUK2 EXPRESSION TAG SEQADV 3SM3 HIS A 235 UNP Q8PUK2 EXPRESSION TAG SEQRES 1 A 235 MET PRO GLU SER TYR TRP GLU LYS VAL SER GLY LYS ASN SEQRES 2 A 235 ILE PRO SER SER LEU ASP LEU TYR PRO ILE ILE HIS ASN SEQRES 3 A 235 TYR LEU GLN GLU ASP ASP GLU ILE LEU ASP ILE GLY CYS SEQRES 4 A 235 GLY SER GLY LYS ILE SER LEU GLU LEU ALA SER LYS GLY SEQRES 5 A 235 TYR SER VAL THR GLY ILE ASP ILE ASN SER GLU ALA ILE SEQRES 6 A 235 ARG LEU ALA GLU THR ALA ALA ARG SER PRO GLY LEU ASN SEQRES 7 A 235 GLN LYS THR GLY GLY LYS ALA GLU PHE LYS VAL GLU ASN SEQRES 8 A 235 ALA SER SER LEU SER PHE HIS ASP SER SER PHE ASP PHE SEQRES 9 A 235 ALA VAL MET GLN ALA PHE LEU THR SER VAL PRO ASP PRO SEQRES 10 A 235 LYS GLU ARG SER ARG ILE ILE LYS GLU VAL PHE ARG VAL SEQRES 11 A 235 LEU LYS PRO GLY ALA TYR LEU TYR LEU VAL GLU PHE GLY SEQRES 12 A 235 GLN ASN TRP HIS LEU LYS LEU TYR ARG LYS ARG TYR LEU SEQRES 13 A 235 HIS ASP PHE PRO ILE THR LYS GLU GLU GLY SER PHE LEU SEQRES 14 A 235 ALA ARG ASP PRO GLU THR GLY GLU THR GLU PHE ILE ALA SEQRES 15 A 235 HIS HIS PHE THR GLU LYS GLU LEU VAL PHE LEU LEU THR SEQRES 16 A 235 ASP CYS ARG PHE GLU ILE ASP TYR PHE ARG VAL LYS GLU SEQRES 17 A 235 LEU GLU THR ARG THR GLY ASN LYS ILE LEU GLY PHE VAL SEQRES 18 A 235 ILE ILE ALA GLN LYS LEU LEU GLU HIS HIS HIS HIS HIS SEQRES 19 A 235 HIS HET CA A 301 1 HET CA A 302 1 HET PEG A 401 7 HETNAM CA CALCIUM ION HETNAM PEG DI(HYDROXYETHYL)ETHER FORMUL 2 CA 2(CA 2+) FORMUL 4 PEG C4 H10 O3 FORMUL 5 HOH *94(H2 O) HELIX 1 1 ILE A 23 LEU A 28 1 6 HELIX 2 2 GLY A 42 LYS A 51 1 10 HELIX 3 3 ASN A 61 ALA A 72 1 12 HELIX 4 4 PHE A 110 VAL A 114 5 5 HELIX 5 5 ASP A 116 VAL A 130 1 15 HELIX 6 6 LEU A 148 LYS A 163 1 16 HELIX 7 7 THR A 186 ASP A 196 1 11 SHEET 1 A 7 LYS A 84 VAL A 89 0 SHEET 2 A 7 SER A 54 ASP A 59 1 N GLY A 57 O GLU A 86 SHEET 3 A 7 GLU A 33 ILE A 37 1 N ILE A 34 O THR A 56 SHEET 4 A 7 PHE A 102 GLN A 108 1 O VAL A 106 N LEU A 35 SHEET 5 A 7 LEU A 131 PHE A 142 1 O TYR A 138 N ALA A 105 SHEET 6 A 7 LYS A 216 LYS A 226 -1 O PHE A 220 N GLU A 141 SHEET 7 A 7 PHE A 199 GLU A 210 -1 N LEU A 209 O ILE A 217 SHEET 1 B 2 SER A 167 ARG A 171 0 SHEET 2 B 2 THR A 178 HIS A 183 -1 O PHE A 180 N ALA A 170 LINK OD1 ASP A 172 CA CA A 302 1555 1555 2.82 LINK OE2 GLU A 179 CA CA A 302 1555 1555 3.00 LINK CA CA A 301 O HOH A 505 1555 1555 3.10 LINK CA CA A 301 O HOH A 558 1555 1555 2.82 LINK CA CA A 302 O HOH A 568 1555 1555 3.04 SITE 1 AC1 2 HOH A 505 HOH A 558 SITE 1 AC2 5 ASP A 172 GLU A 179 THR A 213 ASN A 215 SITE 2 AC2 5 HOH A 568 SITE 1 AC3 4 LEU A 150 LYS A 153 ARG A 154 THR A 175 CRYST1 51.589 51.589 207.028 90.00 90.00 90.00 P 41 2 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 0.019384 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019384 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004830 0.00000 CONECT 1228 1703 CONECT 1281 1703 CONECT 1702 1713 1762 CONECT 1703 1228 1281 1769 CONECT 1704 1705 1706 CONECT 1705 1704 CONECT 1706 1704 1707 CONECT 1707 1706 1708 CONECT 1708 1707 1709 CONECT 1709 1708 1710 CONECT 1710 1709 CONECT 1713 1702 CONECT 1762 1702 CONECT 1769 1703 MASTER 330 0 3 7 9 0 4 6 1803 1 14 19 END