HEADER VIRAL PROTEIN 27-JUL-09 3IG9 TITLE SMALL OUTER CAPSID PROTEIN (SOC) OF BACTERIOPHAGE RB69 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SOC SMALL OUTER CAPSID PROTEIN; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE RB69; SOURCE 3 ORGANISM_COMMON: BACTERIOPHAGE RB69; SOURCE 4 ORGANISM_TAXID: 12353; SOURCE 5 GENE: SOC; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: T7 EXPRESSION VECTOR, PET28B KEYWDS ALPHA/BETA STRUCTURE, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Q.LI,A.FOKINE,E.O'DONNELL,V.B.RAO,M.G.ROSSMANN REVDAT 3 21-FEB-24 3IG9 1 REMARK REVDAT 2 09-FEB-10 3IG9 1 JRNL REVDAT 1 08-DEC-09 3IG9 0 JRNL AUTH L.QIN,A.FOKINE,E.O'DONNELL,V.B.RAO,M.G.ROSSMANN JRNL TITL STRUCTURE OF THE SMALL OUTER CAPSID PROTEIN, SOC: A CLAMP JRNL TITL 2 FOR STABILIZING CAPSIDS OF T4-LIKE PHAGES JRNL REF J.MOL.BIOL. V. 395 728 2010 JRNL REFN ISSN 0022-2836 JRNL PMID 19835886 JRNL DOI 10.1016/J.JMB.2009.10.007 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.31 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 21200 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.350 REMARK 3 FREE R VALUE TEST SET COUNT : 1135 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 32.3167 - 3.7982 1.00 2532 131 0.1640 0.1660 REMARK 3 2 3.7982 - 3.0154 1.00 2537 138 0.1633 0.2282 REMARK 3 3 3.0154 - 2.6345 1.00 2519 140 0.1982 0.2624 REMARK 3 4 2.6345 - 2.3937 1.00 2503 168 0.1899 0.2576 REMARK 3 5 2.3937 - 2.2222 0.99 2473 144 0.1832 0.2380 REMARK 3 6 2.2222 - 2.0912 0.99 2537 122 0.1785 0.2314 REMARK 3 7 2.0912 - 1.9865 1.00 2509 128 0.1841 0.2755 REMARK 3 8 1.9865 - 1.9000 0.99 2455 164 0.2072 0.2788 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 : 0.33 REMARK 3 B_SOL : 48.33 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.280 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : 0.004 2437 REMARK 3 ANGLE : 0.764 3313 REMARK 3 CHIRALITY : 0.056 357 REMARK 3 PLANARITY : 0.004 431 REMARK 3 DIHEDRAL : 15.091 834 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN D REMARK 3 ORIGIN FOR THE GROUP (A): -8.2672 1.4511 110.1074 REMARK 3 T TENSOR REMARK 3 T11: 0.0591 T22: 0.1954 REMARK 3 T33: 0.0941 T12: -0.0438 REMARK 3 T13: 0.0092 T23: -0.0719 REMARK 3 L TENSOR REMARK 3 L11: 0.4141 L22: 0.9094 REMARK 3 L33: 1.4036 L12: -0.5662 REMARK 3 L13: -0.6264 L23: -0.4614 REMARK 3 S TENSOR REMARK 3 S11: -0.0916 S12: 0.2432 S13: -0.0258 REMARK 3 S21: 0.0177 S22: 0.0395 S23: -0.1134 REMARK 3 S31: 0.0379 S32: 0.1477 S33: -0.0236 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 3IG9 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_1000054372. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.072 REMARK 200 MONOCHROMATOR : NULL 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 : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21202 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 32.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 7.400 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 33.2000 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: SIRAS REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 8000; 0.1 M IMIDAZOLE; 0.2 M REMARK 280 NACL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K, PH 8 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 66.22467 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 132.44933 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 99.33700 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 165.56167 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 33.11233 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 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: AUTHORS STATE THAT THE PROTEIN FORMS TRIMERS IN VIRUS BUT REMARK 300 IS MONOMER IN SOLUTION. 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: PISA 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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 REMARK 350 BIOMOLECULE: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: D 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 MET A 1 REMARK 465 SER A 77 REMARK 465 GLY A 78 REMARK 465 GLY B 78 REMARK 465 MET C 1 REMARK 465 SER C 77 REMARK 465 GLY C 78 REMARK 465 MET D 1 REMARK 465 SER D 77 REMARK 465 GLY D 78 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 SER B 77 CB OG 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 GLU A 35 113.51 -165.00 REMARK 500 ALA B 14 73.21 -152.06 REMARK 500 GLU B 35 117.51 -167.65 REMARK 500 HIS B 42 44.86 -82.29 REMARK 500 ALA C 14 52.17 -146.36 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 IMD A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD B 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD C 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD D 104 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3IGE RELATED DB: PDB DBREF 3IG9 A 1 78 UNP Q7Y5B1 Q7Y5B1_BPR69 1 78 DBREF 3IG9 B 1 78 UNP Q7Y5B1 Q7Y5B1_BPR69 1 78 DBREF 3IG9 C 1 78 UNP Q7Y5B1 Q7Y5B1_BPR69 1 78 DBREF 3IG9 D 1 78 UNP Q7Y5B1 Q7Y5B1_BPR69 1 78 SEQRES 1 A 78 MET GLY GLY TYR VAL ASN ILE LYS THR PHE THR HIS PRO SEQRES 2 A 78 ALA GLY GLU GLY LYS GLU VAL LYS GLY MET GLU VAL SER SEQRES 3 A 78 VAL PRO PHE GLU ILE TYR SER ASN GLU HIS ARG ILE ALA SEQRES 4 A 78 ASP ALA HIS TYR GLN THR PHE PRO SER GLU LYS ALA ALA SEQRES 5 A 78 TYR THR THR VAL VAL THR ASP ALA ALA ASP TRP ARG THR SEQRES 6 A 78 LYS ASN ALA ALA MET PHE THR PRO THR PRO VAL SER GLY SEQRES 1 B 78 MET GLY GLY TYR VAL ASN ILE LYS THR PHE THR HIS PRO SEQRES 2 B 78 ALA GLY GLU GLY LYS GLU VAL LYS GLY MET GLU VAL SER SEQRES 3 B 78 VAL PRO PHE GLU ILE TYR SER ASN GLU HIS ARG ILE ALA SEQRES 4 B 78 ASP ALA HIS TYR GLN THR PHE PRO SER GLU LYS ALA ALA SEQRES 5 B 78 TYR THR THR VAL VAL THR ASP ALA ALA ASP TRP ARG THR SEQRES 6 B 78 LYS ASN ALA ALA MET PHE THR PRO THR PRO VAL SER GLY SEQRES 1 C 78 MET GLY GLY TYR VAL ASN ILE LYS THR PHE THR HIS PRO SEQRES 2 C 78 ALA GLY GLU GLY LYS GLU VAL LYS GLY MET GLU VAL SER SEQRES 3 C 78 VAL PRO PHE GLU ILE TYR SER ASN GLU HIS ARG ILE ALA SEQRES 4 C 78 ASP ALA HIS TYR GLN THR PHE PRO SER GLU LYS ALA ALA SEQRES 5 C 78 TYR THR THR VAL VAL THR ASP ALA ALA ASP TRP ARG THR SEQRES 6 C 78 LYS ASN ALA ALA MET PHE THR PRO THR PRO VAL SER GLY SEQRES 1 D 78 MET GLY GLY TYR VAL ASN ILE LYS THR PHE THR HIS PRO SEQRES 2 D 78 ALA GLY GLU GLY LYS GLU VAL LYS GLY MET GLU VAL SER SEQRES 3 D 78 VAL PRO PHE GLU ILE TYR SER ASN GLU HIS ARG ILE ALA SEQRES 4 D 78 ASP ALA HIS TYR GLN THR PHE PRO SER GLU LYS ALA ALA SEQRES 5 D 78 TYR THR THR VAL VAL THR ASP ALA ALA ASP TRP ARG THR SEQRES 6 D 78 LYS ASN ALA ALA MET PHE THR PRO THR PRO VAL SER GLY HET IMD A 101 5 HET IMD B 102 5 HET IMD C 103 5 HET IMD D 104 5 HETNAM IMD IMIDAZOLE FORMUL 5 IMD 4(C3 H5 N2 1+) FORMUL 9 HOH *309(H2 O) HELIX 1 1 PHE A 29 GLU A 35 1 7 HELIX 2 2 ASP A 59 ALA A 69 1 11 HELIX 3 3 PHE B 29 GLU B 35 1 7 HELIX 4 4 ASP B 59 MET B 70 1 12 HELIX 5 5 PHE C 29 GLU C 35 1 7 HELIX 6 6 ASP C 59 MET C 70 1 12 HELIX 7 7 PHE D 29 SER D 33 1 5 HELIX 8 8 ASP D 59 MET D 70 1 12 SHEET 1 A 4 TYR A 43 SER A 48 0 SHEET 2 A 4 TYR A 4 THR A 9 -1 N TYR A 4 O SER A 48 SHEET 3 A 4 GLU A 24 PRO A 28 -1 O VAL A 27 N VAL A 5 SHEET 4 A 4 THR A 55 VAL A 56 1 O THR A 55 N SER A 26 SHEET 1 B 3 HIS A 12 PRO A 13 0 SHEET 2 B 3 LYS A 18 VAL A 20 -1 O VAL A 20 N HIS A 12 SHEET 3 B 3 THR A 74 PRO A 75 -1 O THR A 74 N GLU A 19 SHEET 1 C 3 GLU B 24 PRO B 28 0 SHEET 2 C 3 TYR B 4 THR B 9 -1 N ILE B 7 O VAL B 25 SHEET 3 C 3 TYR B 43 SER B 48 -1 O SER B 48 N TYR B 4 SHEET 1 D 3 HIS B 12 PRO B 13 0 SHEET 2 D 3 LYS B 18 VAL B 20 -1 O VAL B 20 N HIS B 12 SHEET 3 D 3 THR B 74 PRO B 75 -1 O THR B 74 N GLU B 19 SHEET 1 E 3 GLU C 24 PRO C 28 0 SHEET 2 E 3 TYR C 4 THR C 9 -1 N VAL C 5 O VAL C 27 SHEET 3 E 3 TYR C 43 SER C 48 -1 O SER C 48 N TYR C 4 SHEET 1 F 3 HIS C 12 PRO C 13 0 SHEET 2 F 3 LYS C 18 VAL C 20 -1 O VAL C 20 N HIS C 12 SHEET 3 F 3 THR C 74 PRO C 75 -1 O THR C 74 N GLU C 19 SHEET 1 G 3 GLU D 24 PRO D 28 0 SHEET 2 G 3 TYR D 4 THR D 9 -1 N ILE D 7 O VAL D 25 SHEET 3 G 3 TYR D 43 SER D 48 -1 O SER D 48 N TYR D 4 SHEET 1 H 3 HIS D 12 PRO D 13 0 SHEET 2 H 3 LYS D 18 VAL D 20 -1 O VAL D 20 N HIS D 12 SHEET 3 H 3 THR D 74 PRO D 75 -1 O THR D 74 N GLU D 19 SITE 1 AC1 5 TYR A 32 ARG A 37 ILE A 38 TYR A 43 SITE 2 AC1 5 MET A 70 SITE 1 AC2 3 TYR B 32 ARG B 37 TYR B 43 SITE 1 AC3 6 TYR C 32 ARG C 37 ILE C 38 TYR C 43 SITE 2 AC3 6 MET C 70 HOH C 229 SITE 1 AC4 5 TYR D 32 ARG D 37 TYR D 43 MET D 70 SITE 2 AC4 5 HOH D 210 CRYST1 49.128 49.128 198.674 90.00 90.00 120.00 P 61 24 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 0.020355 0.011752 0.000000 0.00000 SCALE2 0.000000 0.023504 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005033 0.00000