HEADER TOXIN 26-NOV-97 3SEB TITLE STAPHYLOCOCCAL ENTEROTOXIN B COMPND MOL_ID: 1; COMPND 2 MOLECULE: STAPHYLOCOCCAL ENTEROTOXIN B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SEB SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280 KEYWDS TOXIN, SUPERANTIGEN, ENTEROTOXIN EXPDTA X-RAY DIFFRACTION AUTHOR A.C.PAPAGEORGIOU,K.R.ACHARYA REVDAT 3 03-APR-24 3SEB 1 REMARK REVDAT 2 24-FEB-09 3SEB 1 VERSN REVDAT 1 27-MAY-98 3SEB 0 JRNL AUTH A.C.PAPAGEORGIOU,H.S.TRANTER,K.R.ACHARYA JRNL TITL CRYSTAL STRUCTURE OF MICROBIAL SUPERANTIGEN STAPHYLOCOCCAL JRNL TITL 2 ENTEROTOXIN B AT 1.5 A RESOLUTION: IMPLICATIONS FOR JRNL TITL 3 SUPERANTIGEN RECOGNITION BY MHC CLASS II MOLECULES AND JRNL TITL 4 T-CELL RECEPTORS. JRNL REF J.MOL.BIOL. V. 277 61 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9514739 JRNL DOI 10.1006/JMBI.1997.1577 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.C.PAPAGEORGIOU,K.R.ACHARYA REMARK 1 TITL SUPERANTIGENS AS IMMUNOMODULATORS: RECENT STRUCTURAL REMARK 1 TITL 2 INSIGHTS REMARK 1 REF STRUCTURE V. 5 991 1997 REMARK 1 REFN ISSN 0969-2126 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.C.PAPAGEORGIOU,K.R.ACHARYA,R.SHAPIRO,E.F.PASSALACQUA, REMARK 1 AUTH 2 R.D.BREHM,H.S.TRANTER REMARK 1 TITL CRYSTAL STRUCTURE OF THE SUPERANTIGEN ENTEROTOXIN C2 FROM REMARK 1 TITL 2 STAPHYLOCOCCUS AUREUS REVEALS A ZINC-BINDING SITE REMARK 1 REF STRUCTURE V. 3 769 1995 REMARK 1 REFN ISSN 0969-2126 REMARK 2 REMARK 2 RESOLUTION. 1.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.48 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.182 REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 38476 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.173 REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 34303 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1948 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 177 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2137.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 8551 REMARK 3 NUMBER OF RESTRAINTS : 7996 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 ANGLE DISTANCES (A) : 1.730 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: INITIAL REFINEMENT WAS CARRIED OUT WITH REMARK 3 X-PLOR 3.1. THE LAST RECORDED R-FREE (5% OF THE REFLECTIONS REMARK 3 EXCLUDED FROM THE REFINEMENT) WAS 0.252. AT THIS STAGE THE REMARK 3 PROGRAM SHELXL-97 WAS EMPLOYED FOR THE REMAINDER OF THE REMARK 3 REFINEMENT. ALL DATA WERE USED. A POSTERIORI R-FREE CALCULATION REMARK 3 GAVE AN R-FREE OF 0.209 WITH X-PLOR. REMARK 4 REMARK 4 3SEB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000179148. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-JUN-96 REMARK 200 TEMPERATURE (KELVIN) : 289 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.87 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 38513 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.08300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.36400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELXL-97 REMARK 200 STARTING MODEL: SEB IN COMPLEX WITH AN MHC CLASS-II MOLECULE. REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.75 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.5 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 22.70200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.53250 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.86000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.53250 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.70200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.86000 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 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 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 LYS A 97 CG CD CE NZ REMARK 470 LYS A 98 CG CD CE NZ REMARK 470 THR A 99 OG1 CG2 REMARK 470 ASN A 100 CG OD1 ND2 REMARK 470 ASP A 101 CG OD1 OD2 REMARK 470 ILE A 102 CG1 CG2 CD1 REMARK 470 ASN A 103 CG OD1 ND2 REMARK 470 SER A 104 OG REMARK 470 HIS A 105 CG ND1 CD2 CE1 NE2 REMARK 470 GLN A 106 CG CD OE1 NE2 REMARK 470 THR A 107 OG1 CG2 REMARK 470 LYS A 109 CG CD CE NZ REMARK 470 LYS A 238 CG CD CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O PRO A 8 OD1 ASP A 9 0.83 REMARK 500 O GLN A 106 O THR A 107 1.65 REMARK 500 O PRO A 8 CG ASP A 9 1.77 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 238 C LYS A 238 O 0.785 REMARK 500 LYS A 238 C LYS A 238 OXT 3.054 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PHE A 85 CB - CG - CD1 ANGL. DEV. = 5.0 DEGREES REMARK 500 MET A 200 CG - SD - CE ANGL. DEV. = -12.6 DEGREES REMARK 500 LYS A 238 CA - C - O ANGL. DEV. = -20.6 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 7 -38.36 162.84 REMARK 500 ASP A 9 71.96 60.21 REMARK 500 PHE A 44 -72.99 -93.77 REMARK 500 ASP A 101 -5.15 74.32 REMARK 500 ILE A 102 -177.72 34.13 REMARK 500 THR A 107 174.76 12.30 REMARK 500 ASP A 108 42.39 31.35 REMARK 500 ASN A 192 -127.56 47.74 REMARK 500 GLU A 193 33.83 -96.95 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 LYS A 7 PRO A 8 143.03 REMARK 500 REMARK 500 REMARK: NULL DBREF 3SEB A 1 238 UNP P01552 ETXB_STAAU 28 265 SEQRES 1 A 238 GLU SER GLN PRO ASP PRO LYS PRO ASP GLU LEU HIS LYS SEQRES 2 A 238 SER SER LYS PHE THR GLY LEU MET GLU ASN MET LYS VAL SEQRES 3 A 238 LEU TYR ASP ASP ASN HIS VAL SER ALA ILE ASN VAL LYS SEQRES 4 A 238 SER ILE ASP GLN PHE LEU TYR PHE ASP LEU ILE TYR SER SEQRES 5 A 238 ILE LYS ASP THR LYS LEU GLY ASN TYR ASP ASN VAL ARG SEQRES 6 A 238 VAL GLU PHE LYS ASN LYS ASP LEU ALA ASP LYS TYR LYS SEQRES 7 A 238 ASP LYS TYR VAL ASP VAL PHE GLY ALA ASN TYR TYR TYR SEQRES 8 A 238 GLN CYS TYR PHE SER LYS LYS THR ASN ASP ILE ASN SER SEQRES 9 A 238 HIS GLN THR ASP LYS ARG LYS THR CYS MET TYR GLY GLY SEQRES 10 A 238 VAL THR GLU HIS ASN GLY ASN GLN LEU ASP LYS TYR ARG SEQRES 11 A 238 SER ILE THR VAL ARG VAL PHE GLU ASP GLY LYS ASN LEU SEQRES 12 A 238 LEU SER PHE ASP VAL GLN THR ASN LYS LYS LYS VAL THR SEQRES 13 A 238 ALA GLN GLU LEU ASP TYR LEU THR ARG HIS TYR LEU VAL SEQRES 14 A 238 LYS ASN LYS LYS LEU TYR GLU PHE ASN ASN SER PRO TYR SEQRES 15 A 238 GLU THR GLY TYR ILE LYS PHE ILE GLU ASN GLU ASN SER SEQRES 16 A 238 PHE TRP TYR ASP MET MET PRO ALA PRO GLY ASP LYS PHE SEQRES 17 A 238 ASP GLN SER LYS TYR LEU MET MET TYR ASN ASP ASN LYS SEQRES 18 A 238 MET VAL ASP SER LYS ASP VAL LYS ILE GLU VAL TYR LEU SEQRES 19 A 238 THR THR LYS LYS FORMUL 2 HOH *177(H2 O) HELIX 1 1 SER A 14 LYS A 16 5 3 HELIX 2 2 MET A 21 TYR A 28 5 8 HELIX 3 3 LYS A 71 TYR A 77 1 7 HELIX 4 4 ALA A 157 LYS A 172 1 16 HELIX 5 5 GLN A 210 ASP A 219 1 10 SHEET 1 A 3 VAL A 33 ALA A 35 0 SHEET 2 A 3 VAL A 82 GLY A 86 -1 N GLY A 86 O VAL A 33 SHEET 3 A 3 VAL A 118 GLU A 120 -1 N THR A 119 O ASP A 83 SHEET 1 B 3 ASP A 48 TYR A 51 0 SHEET 2 B 3 ASN A 63 GLU A 67 -1 N VAL A 66 O LEU A 49 SHEET 3 B 3 LYS A 111 TYR A 115 1 N THR A 112 O ASN A 63 SHEET 1 C 5 LYS A 141 THR A 150 0 SHEET 2 C 5 ARG A 130 GLU A 138 -1 N GLU A 138 O LYS A 141 SHEET 3 C 5 VAL A 228 THR A 236 1 N ILE A 230 O ARG A 135 SHEET 4 C 5 TYR A 182 GLU A 191 -1 N ILE A 190 O LYS A 229 SHEET 5 C 5 ASN A 194 ASP A 199 -1 N TYR A 198 O ILE A 187 SHEET 1 D 2 LYS A 154 THR A 156 0 SHEET 2 D 2 MET A 222 ASP A 224 -1 N VAL A 223 O VAL A 155 SSBOND 1 CYS A 93 CYS A 113 1555 1555 2.03 CRYST1 45.404 67.720 79.065 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 0.022024 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014767 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012648 0.00000