PDB Short entry for 1N2R HEADER IMMUNE SYSTEM 24-OCT-02 1N2R TITLE A NATURAL SELECTED DIMORPHISM IN HLA B*44 ALTERS SELF, TITLE 2 PEPTIDE REPORTOIRE AND T CELL RECOGNITION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, BW-44(B- COMPND 3 12) B*4403 ALPHA CHAIN; COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: TRUNCATED B*4403 HEAVY CHAIN; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: HDCMA22P; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: HLA DPA*0201 PEPTIDE; COMPND 14 CHAIN: C; COMPND 15 SYNONYM: 9-MER PEPTIDE FROM MAJOR HISTOCOMPATIBILITY COMPND 16 COMPLEX, CLASS II, DR ALPHA; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HLA-B OR HLAB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 GENE: B2M; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PET; SOURCE 21 MOL_ID: 3; SOURCE 22 SYNTHETIC: YES; SOURCE 23 OTHER_DETAILS: THE PROTEIN WAS CHEMICALLY SYNTHESIZED. THE SOURCE 24 SEQUENCE OF THE PROTEIN IS NATURALLY FOUND IN HOMO SOURCE 25 SAPIENS. IT WAS DERIVED FROM THE HLA DPALPHA (DP A*0201) SOURCE 26 POLYPEPTIDE CHAIN. KEYWDS MHC I, SIGNAL, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR W.A.MACDONALD,A.W.PURCELL,D.S.WILLIAMS,N.MIFSUD,L.K.ELY, AUTHOR 2 J.J.GORMAN,C.S.CLEMENTS,L.KJER-NIELSEN,D.M.KOELLE, AUTHOR 3 A.G.BROOKS,G.O.LOVRECZ,L.LU,J.ROSSJOHN,J.MCCLUSKEY REVDAT 2 24-FEB-09 1N2R 1 VERSN REVDAT 1 16-MAR-04 1N2R 0 JRNL AUTH W.A.MACDONALD,A.W.PURCELL,N.A.MIFSUD,L.K.ELY, JRNL AUTH 2 D.S.WILLIAMS,L.CHANG,J.J.GORMAN,C.S.CLEMENTS, JRNL AUTH 3 L.KJER-NIELSEN,D.M.KOELLE,S.R.BURROWS,B.D.TAIT, JRNL AUTH 4 R.HOLDSWORTH,A.G.BROOKS,G.O.LOVRECZ,L.LU, JRNL AUTH 5 J.ROSSJOHN,J.MCCLUSKEY JRNL TITL A NATURALLY SELECTED DIMORPHISM WITHIN THE HLA-B44 JRNL TITL 2 SUPERTYPE ALTERS CLASS I STRUCTURE, PEPTIDE JRNL TITL 3 REPERTOIRE, AND T CELL RECOGNITION. JRNL REF J.EXP.MED. V. 198 679 2003 JRNL REFN ISSN 0022-1007 JRNL PMID 12939341 JRNL DOI 10.1084/JEM.20030066 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 49627 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3162 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 489 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1N2R COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-NOV-02. REMARK 100 THE RCSB ID CODE IS RCSB017445. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.2 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 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50616 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.5 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 <I/SIGMA(I)> 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 4K, 0.1M CITRATE, 0.2M REMARK 280 AMMONIUM ACETATE, PH 5.2, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 25.36000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.77500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.14750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.77500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.36000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.14750 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19200 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 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 ARG A 14 70.85 -154.65 REMARK 500 ASP A 29 -129.23 54.57 REMARK 500 ASP A 114 108.15 -164.93 REMARK 500 SER A 195 -156.99 -139.36 REMARK 500 ARG A 239 -21.66 91.43 REMARK 500 GLU B 16 101.88 -160.86 REMARK 500 TRP B 60 -3.76 74.66 REMARK 500 ARG B 97 -0.27 -54.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B 128 DISTANCE = 5.25 ANGSTROMS REMARK 525 HOH A 555 DISTANCE = 6.23 ANGSTROMS REMARK 525 HOH B 214 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH B 226 DISTANCE = 6.13 ANGSTROMS REMARK 525 HOH B 227 DISTANCE = 6.34 ANGSTROMS REMARK 525 HOH B 228 DISTANCE = 7.21 ANGSTROMS REMARK 525 HOH A 791 DISTANCE = 6.98 ANGSTROMS REMARK 525 HOH A 809 DISTANCE = 5.76 ANGSTROMS REMARK 525 HOH A 820 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A 829 DISTANCE = 5.64 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 501 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1M6O RELATED DB: PDB REMARK 900 HLA B*4402 ALLELE IN COMPLEX WITH HLA DPA*0201 DBREF 1N2R A 1 276 UNP P30481 1B44_HUMAN 25 300 DBREF 1N2R B 1 99 UNP P61769 B2MG_HUMAN 21 119 DBREF 1N2R C 1 9 GB 14602923 AAH09956 77 85 SEQRES 1 A 276 GLY SER HIS SER MET ARG TYR PHE TYR THR ALA MET SER SEQRES 2 A 276 ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE THR VAL GLY SEQRES 3 A 276 TYR VAL ASP ASP THR LEU PHE VAL ARG PHE ASP SER ASP SEQRES 4 A 276 ALA THR SER PRO ARG LYS GLU PRO ARG ALA PRO TRP ILE SEQRES 5 A 276 GLU GLN GLU GLY PRO GLU TYR TRP ASP ARG GLU THR GLN SEQRES 6 A 276 ILE SER LYS THR ASN THR GLN THR TYR ARG GLU ASN LEU SEQRES 7 A 276 ARG THR ALA LEU ARG TYR TYR ASN GLN SER GLU ALA GLY SEQRES 8 A 276 SER HIS ILE ILE GLN ARG MET TYR GLY CYS ASP VAL GLY SEQRES 9 A 276 PRO ASP GLY ARG LEU LEU ARG GLY TYR ASP GLN ASP ALA SEQRES 10 A 276 TYR ASP GLY LYS ASP TYR ILE ALA LEU ASN GLU ASP LEU SEQRES 11 A 276 SER SER TRP THR ALA ALA ASP THR ALA ALA GLN ILE THR SEQRES 12 A 276 GLN ARG LYS TRP GLU ALA ALA ARG VAL ALA GLU GLN LEU SEQRES 13 A 276 ARG ALA TYR LEU GLU GLY LEU CYS VAL GLU SER LEU ARG SEQRES 14 A 276 ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG ALA SEQRES 15 A 276 ASP PRO PRO LYS THR HIS VAL THR HIS HIS PRO ILE SER SEQRES 16 A 276 ASP HIS GLU VAL THR LEU ARG CYS TRP ALA LEU GLY PHE SEQRES 17 A 276 TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY SEQRES 18 A 276 GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG SEQRES 19 A 276 PRO ALA GLY ASP ARG THR PHE GLN LYS TRP ALA ALA VAL SEQRES 20 A 276 VAL VAL PRO SER GLY GLU GLU GLN ARG TYR THR CYS HIS SEQRES 21 A 276 VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG SEQRES 22 A 276 TRP GLU PRO SEQRES 1 B 99 ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG HIS SEQRES 2 B 99 PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS TYR SEQRES 3 B 99 VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP LEU SEQRES 4 B 99 LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS SER SEQRES 5 B 99 ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU LEU SEQRES 6 B 99 TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU TYR SEQRES 7 B 99 ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO LYS SEQRES 8 B 99 ILE VAL LYS TRP ASP ARG ASP MET SEQRES 1 C 9 GLU GLU PHE GLY ARG ALA PHE SER PHE HET ACY A 501 4 HET ACY A 502 4 HETNAM ACY ACETIC ACID FORMUL 4 ACY 2(C2 H4 O2) FORMUL 6 HOH *481(H2 O) HELIX 1 1 ALA A 49 GLU A 53 5 5 HELIX 2 2 GLY A 56 TYR A 85 1 30 HELIX 3 3 ASP A 137 ALA A 150 1 14 HELIX 4 4 ARG A 151 GLY A 162 1 12 HELIX 5 5 GLY A 162 GLY A 175 1 14 HELIX 6 6 GLY A 175 GLN A 180 1 6 HELIX 7 7 THR A 225 THR A 228 5 4 HELIX 8 8 GLU A 253 GLN A 255 5 3 SHEET 1 A 8 GLU A 46 PRO A 47 0 SHEET 2 A 8 THR A 31 ASP A 37 -1 N ARG A 35 O GLU A 46 SHEET 3 A 8 ARG A 21 VAL A 28 -1 N GLY A 26 O PHE A 33 SHEET 4 A 8 HIS A 3 MET A 12 -1 N ARG A 6 O TYR A 27 SHEET 5 A 8 ILE A 94 VAL A 103 -1 O VAL A 103 N HIS A 3 SHEET 6 A 8 LEU A 109 TYR A 118 -1 O LEU A 110 N ASP A 102 SHEET 7 A 8 LYS A 121 LEU A 126 -1 O ILE A 124 N ASP A 116 SHEET 8 A 8 TRP A 133 ALA A 135 -1 O THR A 134 N ALA A 125 SHEET 1 B 4 LYS A 186 PRO A 193 0 SHEET 2 B 4 GLU A 198 PHE A 208 -1 O THR A 200 N HIS A 192 SHEET 3 B 4 PHE A 241 PRO A 250 -1 O ALA A 245 N CYS A 203 SHEET 4 B 4 GLU A 229 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 1 C 4 LYS A 186 PRO A 193 0 SHEET 2 C 4 GLU A 198 PHE A 208 -1 O THR A 200 N HIS A 192 SHEET 3 C 4 PHE A 241 PRO A 250 -1 O ALA A 245 N CYS A 203 SHEET 4 C 4 ARG A 234 PRO A 235 -1 N ARG A 234 O GLN A 242 SHEET 1 D 4 GLU A 222 ASP A 223 0 SHEET 2 D 4 THR A 214 ARG A 219 -1 N ARG A 219 O GLU A 222 SHEET 3 D 4 TYR A 257 GLN A 262 -1 O HIS A 260 N THR A 216 SHEET 4 D 4 LEU A 270 LEU A 272 -1 O LEU A 272 N CYS A 259 SHEET 1 E 4 LYS B 6 SER B 11 0 SHEET 2 E 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 E 4 PHE B 62 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 4 E 4 GLU B 50 HIS B 51 -1 N GLU B 50 O TYR B 67 SHEET 1 F 4 LYS B 6 SER B 11 0 SHEET 2 F 4 ASN B 21 PHE B 30 -1 O ASN B 24 N TYR B 10 SHEET 3 F 4 PHE B 62 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 4 F 4 SER B 55 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 G 4 GLU B 44 ARG B 45 0 SHEET 2 G 4 GLU B 36 LYS B 41 -1 N LYS B 41 O GLU B 44 SHEET 3 G 4 TYR B 78 ASN B 83 -1 O ARG B 81 N ASP B 38 SHEET 4 G 4 LYS B 91 LYS B 94 -1 O LYS B 91 N VAL B 82 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.05 SSBOND 2 CYS A 203 CYS A 259 1555 1555 2.03 SSBOND 3 CYS B 25 CYS B 80 1555 1555 2.03 CISPEP 1 TYR A 209 PRO A 210 0 0.32 CISPEP 2 HIS B 31 PRO B 32 0 0.35 SITE 1 AC1 7 ARG A 97 ASP A 114 ASP A 116 TRP A 147 SITE 2 AC1 7 LEU A 156 HOH A 515 HOH A 761 SITE 1 AC2 3 LEU A 230 LYS A 243 HOH A 782 CRYST1 50.720 82.295 109.550 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 0.019716 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012151 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009128 0.00000