HEADER MEMBRANE PROTEIN 04-JAN-08 2ZFG TITLE STRUCTURE OF OMPF PORIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: OUTER MEMBRANE PROTEIN F; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PORIN OMPF, OUTER MEMBRANE PROTEIN 1A, OUTER MEMBRANE COMPND 5 PROTEIN IA, OUTER MEMBRANE PROTEIN B; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: OMPF, CMLB, COA, CRY, TOLF; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OMPF PORIN, ORDERED WATERS, ION TRANSPORT, MEMBRANE, OUTER MEMBRANE, KEYWDS 2 PHAGE RECOGNITION, TRANSMEMBRANE, TRANSPORT, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR W.A.CRAMER,S.D.ZAKHAROV,E.YAMASHITA REVDAT 3 01-NOV-23 2ZFG 1 REMARK LINK REVDAT 2 24-FEB-09 2ZFG 1 VERSN REVDAT 1 29-JUL-08 2ZFG 0 JRNL AUTH E.YAMASHITA,M.V.ZHALNINA,S.D.ZAKHAROV,O.SHARMA,W.A.CRAMER JRNL TITL CRYSTAL STRUCTURES OF THE OMPF PORIN: FUNCTION IN A COLICIN JRNL TITL 2 TRANSLOCON. JRNL REF EMBO J. V. 27 2171 2008 JRNL REFN ISSN 0261-4189 JRNL PMID 18636093 JRNL DOI 10.1038/EMBOJ.2008.137 REMARK 2 REMARK 2 RESOLUTION. 1.59 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) : 1.59 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 51108 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) : 0.183 REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2740 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) : 1.59 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.63 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3547 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.64 REMARK 3 BIN R VALUE (WORKING SET) : 0.2270 REMARK 3 BIN FREE R VALUE SET COUNT : 179 REMARK 3 BIN FREE R VALUE : 0.2610 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2619 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 322 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.53 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.10000 REMARK 3 B22 (A**2) : -1.10000 REMARK 3 B33 (A**2) : 1.66000 REMARK 3 B12 (A**2) : -0.55000 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): 0.081 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.086 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.050 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.360 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.966 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2736 ; 0.010 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3689 ; 1.218 ; 1.943 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 337 ; 5.899 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 146 ;37.233 ;25.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 407 ;13.074 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;15.258 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 379 ; 0.090 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2150 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1114 ; 0.193 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1893 ; 0.305 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 273 ; 0.115 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 2 ; 0.082 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 73 ; 0.146 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 18 ; 0.143 ; 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): 1684 ; 0.807 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2628 ; 1.378 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1200 ; 2.162 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1061 ; 3.092 ; 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 : NULL 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 THE ELECTRON DENSITY AT RESIDUE ASN27 IS SMALL; THE OCCUPANCY AT REMARK 3 THIS SITE IN OTHER OMPF STRUCTURES, 1HXX AND 2OMF, IS ZERO. REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. REMARK 4 REMARK 4 2ZFG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-JAN-08. REMARK 100 THE DEPOSITION ID IS D_1000027904. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-NOV-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97856 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53879 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.590 REMARK 200 RESOLUTION RANGE LOW (A) : 101.020 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 8.400 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: REFMAC 5.2.0019 REMARK 200 STARTING MODEL: 2OMF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 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: 8590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 40500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -58.0 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 -0.500000 -0.866025 0.000000 58.46150 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 101.25829 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -58.46150 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 101.25829 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 621 LIES ON A SPECIAL POSITION. 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 A 27 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 ALA A 84 100.65 -165.57 REMARK 500 ALA A 91 -119.50 33.12 REMARK 500 GLU A 117 -45.20 -133.96 REMARK 500 PHE A 118 -148.04 -95.79 REMARK 500 ALA A 123 58.22 -90.26 REMARK 500 PHE A 128 -110.41 58.29 REMARK 500 ASN A 293 105.42 -165.73 REMARK 500 ASN A 304 -164.19 -166.51 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 MG A 341 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 660 O REMARK 620 2 HOH A 661 O 88.1 REMARK 620 3 HOH A 662 O 89.6 172.3 REMARK 620 4 HOH A 663 O 84.2 96.4 76.0 REMARK 620 5 HOH A 664 O 94.0 97.9 89.6 165.5 REMARK 620 6 HOH A 665 O 175.1 90.7 91.0 91.2 90.8 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 MG A 341 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C8E A 342 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE C8E A 343 DBREF 2ZFG A 1 340 UNP P02931 OMPF_ECOLI 23 362 SEQRES 1 A 340 ALA GLU ILE TYR ASN LYS ASP GLY ASN LYS VAL ASP LEU SEQRES 2 A 340 TYR GLY LYS ALA VAL GLY LEU HIS TYR PHE SER LYS GLY SEQRES 3 A 340 ASN GLY GLU ASN SER TYR GLY GLY ASN GLY ASP MET THR SEQRES 4 A 340 TYR ALA ARG LEU GLY PHE LYS GLY GLU THR GLN ILE ASN SEQRES 5 A 340 SER ASP LEU THR GLY TYR GLY GLN TRP GLU TYR ASN PHE SEQRES 6 A 340 GLN GLY ASN ASN SER GLU GLY ALA ASP ALA GLN THR GLY SEQRES 7 A 340 ASN LYS THR ARG LEU ALA PHE ALA GLY LEU LYS TYR ALA SEQRES 8 A 340 ASP VAL GLY SER PHE ASP TYR GLY ARG ASN TYR GLY VAL SEQRES 9 A 340 VAL TYR ASP ALA LEU GLY TYR THR ASP MET LEU PRO GLU SEQRES 10 A 340 PHE GLY GLY ASP THR ALA TYR SER ASP ASP PHE PHE VAL SEQRES 11 A 340 GLY ARG VAL GLY GLY VAL ALA THR TYR ARG ASN SER ASN SEQRES 12 A 340 PHE PHE GLY LEU VAL ASP GLY LEU ASN PHE ALA VAL GLN SEQRES 13 A 340 TYR LEU GLY LYS ASN GLU ARG ASP THR ALA ARG ARG SER SEQRES 14 A 340 ASN GLY ASP GLY VAL GLY GLY SER ILE SER TYR GLU TYR SEQRES 15 A 340 GLU GLY PHE GLY ILE VAL GLY ALA TYR GLY ALA ALA ASP SEQRES 16 A 340 ARG THR ASN LEU GLN GLU ALA GLN PRO LEU GLY ASN GLY SEQRES 17 A 340 LYS LYS ALA GLU GLN TRP ALA THR GLY LEU LYS TYR ASP SEQRES 18 A 340 ALA ASN ASN ILE TYR LEU ALA ALA ASN TYR GLY GLU THR SEQRES 19 A 340 ARG ASN ALA THR PRO ILE THR ASN LYS PHE THR ASN THR SEQRES 20 A 340 SER GLY PHE ALA ASN LYS THR GLN ASP VAL LEU LEU VAL SEQRES 21 A 340 ALA GLN TYR GLN PHE ASP PHE GLY LEU ARG PRO SER ILE SEQRES 22 A 340 ALA TYR THR LYS SER LYS ALA LYS ASP VAL GLU GLY ILE SEQRES 23 A 340 GLY ASP VAL ASP LEU VAL ASN TYR PHE GLU VAL GLY ALA SEQRES 24 A 340 THR TYR TYR PHE ASN LYS ASN MET SER THR TYR VAL ASP SEQRES 25 A 340 TYR ILE ILE ASN GLN ILE ASP SER ASP ASN LYS LEU GLY SEQRES 26 A 340 VAL GLY SER ASP ASP THR VAL ALA VAL GLY ILE VAL TYR SEQRES 27 A 340 GLN PHE HET MG A 341 1 HET C8E A 342 21 HET C8E A 343 21 HETNAM MG MAGNESIUM ION HETNAM C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE FORMUL 2 MG MG 2+ FORMUL 3 C8E 2(C16 H34 O5) FORMUL 5 HOH *322(H2 O) HELIX 1 1 VAL A 105 GLY A 110 1 6 HELIX 2 2 SER A 142 LEU A 147 1 6 HELIX 3 3 THR A 197 ALA A 202 1 6 SHEET 1 A19 GLU A 2 LYS A 6 0 SHEET 2 A19 GLY A 36 ASP A 37 0 SHEET 3 A19 TYR A 40 GLN A 50 0 SHEET 4 A19 LEU A 55 GLN A 66 -1 O TYR A 63 N LEU A 43 SHEET 5 A19 LYS A 80 TYR A 90 -1 O ARG A 82 N GLU A 62 SHEET 6 A19 GLY A 94 TYR A 102 -1 O ARG A 100 N ALA A 84 SHEET 7 A19 ARG A 132 ASN A 141 -1 O THR A 138 N ASP A 97 SHEET 8 A19 LEU A 151 LEU A 158 -1 O VAL A 155 N TYR A 139 SHEET 9 A19 GLY A 173 TYR A 182 -1 O GLY A 175 N GLN A 156 SHEET 10 A19 PHE A 185 ASP A 195 -1 O TYR A 191 N GLY A 176 SHEET 11 A19 LYS A 210 ALA A 222 -1 O ALA A 211 N ALA A 194 SHEET 12 A19 ILE A 225 ARG A 235 -1 O TYR A 231 N THR A 216 SHEET 13 A19 LYS A 253 TYR A 263 -1 O ASP A 256 N GLY A 232 SHEET 14 A19 LEU A 269 VAL A 283 -1 O TYR A 275 N LEU A 259 SHEET 15 A19 GLY A 287 ASN A 304 -1 O LEU A 291 N SER A 278 SHEET 16 A19 MET A 307 ASN A 316 -1 O THR A 309 N TYR A 301 SHEET 17 A19 THR A 331 PHE A 340 -1 O VAL A 337 N SER A 308 SHEET 18 A19 ASN A 9 PHE A 23 -1 N PHE A 23 O VAL A 332 SHEET 19 A19 GLY A 36 ASP A 37 -1 O GLY A 36 N TYR A 22 SHEET 1 B 2 PRO A 239 ASN A 242 0 SHEET 2 B 2 THR A 247 PHE A 250 -1 O THR A 247 N ASN A 242 LINK MG MG A 341 O HOH A 660 1555 1555 2.12 LINK MG MG A 341 O HOH A 661 1555 1555 2.02 LINK MG MG A 341 O HOH A 662 1555 1555 2.15 LINK MG MG A 341 O HOH A 663 1555 1555 2.23 LINK MG MG A 341 O HOH A 664 1555 1555 1.88 LINK MG MG A 341 O HOH A 665 1555 1555 1.98 SITE 1 AC1 6 HOH A 660 HOH A 661 HOH A 662 HOH A 663 SITE 2 AC1 6 HOH A 664 HOH A 665 SITE 1 AC2 6 TYR A 98 LEU A 158 ASP A 172 GLY A 173 SITE 2 AC2 6 ALA A 193 LYS A 210 SITE 1 AC3 5 PHE A 267 LEU A 269 PRO A 271 ILE A 273 SITE 2 AC3 5 GLY A 298 CRYST1 116.923 116.923 51.346 90.00 90.00 120.00 P 3 2 1 6 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 0.008553 0.004938 0.000000 0.00000 SCALE2 0.000000 0.009876 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019476 0.00000