HEADER IMMUNE SYSTEM 12-OCT-10 3P73 TITLE CRYSTAL STRUCTURES OF THE CHICKEN YF1*7.1 MOLECULE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MHC RFP-Y CLASS I ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 20-294; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: BANTAM,CHICKENS; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 GENE: YFV; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: TB1; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PMAL-P4X; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 13 ORGANISM_COMMON: BANTAM,CHICKENS; SOURCE 14 ORGANISM_TAXID: 9031; SOURCE 15 GENE: B2M; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: TB1; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PMAL-P4X KEYWDS IG-LIKE C1-TYPE (IMMUNOGLOBULIN-LIKE) DOMAIN, HISTOCOMPATIBILITY KEYWDS 2 ANTIGEN, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR C.S.HEE,S.GAO,B.LOLL,M.M.MILLER,B.UCHANSKA-ZIEGLER,O.DAUMKE,A.ZIEGLER REVDAT 3 06-SEP-23 3P73 1 REMARK SEQADV REVDAT 2 22-DEC-10 3P73 1 JRNL REVDAT 1 24-NOV-10 3P73 0 JRNL AUTH C.S.HEE,S.GAO,B.LOLL,M.M.MILLER,B.UCHANSKA-ZIEGLER,O.DAUMKE, JRNL AUTH 2 A.ZIEGLER JRNL TITL STRUCTURE OF A CLASSICAL MHC CLASS I MOLECULE THAT BINDS JRNL TITL 2 "NON-CLASSICAL" LIGANDS. JRNL REF PLOS BIOL. V. 8 00557 2010 JRNL REFN ISSN 1544-9173 JRNL PMID 21151886 JRNL DOI 10.1371/JOURNAL.PBIO.1000557 REMARK 2 REMARK 2 RESOLUTION. 1.32 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 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) : 1.32 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 78350 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) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.157 REMARK 3 FREE R VALUE : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4135 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) : 1.32 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.35 REMARK 3 REFLECTION IN BIN (WORKING SET) : 5525 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.87 REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE SET COUNT : 283 REMARK 3 BIN FREE R VALUE : 0.2690 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3008 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 382 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.66 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.08000 REMARK 3 B22 (A**2) : 0.62000 REMARK 3 B33 (A**2) : -0.74000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.16000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.056 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.031 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.498 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.970 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.959 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3451 ; 0.013 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4740 ; 1.527 ; 1.942 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 460 ; 6.035 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 184 ;34.515 ;23.424 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 595 ;12.561 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 30 ;20.418 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 475 ; 0.107 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2775 ; 0.009 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 2014 ; 1.710 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3293 ; 2.735 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1437 ; 3.542 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1400 ; 5.209 ; 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): 3419 ; 1.677 ; 3.000 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 : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3P73 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-OCT-10. REMARK 100 THE DEPOSITION ID IS D_1000062038. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-AUG-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9184 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX-225 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 82457 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.320 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 (%) : 96.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.32 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.35 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.8 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: PHASER REMARK 200 STARTING MODEL: 3BEV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.20 M AMAC, 0.1 M NAAC PH 5.0, 20% REMARK 280 PEG 4000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 27.73500 REMARK 290 SMTRY3 2 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 300 REMARK: 1 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: 4300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19090 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 GLU A -1 CG CD OE1 OE2 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 HOH A 328 O HOH A 510 2.19 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 ARG B 64 NE - CZ - NH2 ANGL. DEV. = -4.4 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 ASP A 29 -128.28 51.67 REMARK 500 ASP A 110 103.39 -164.09 REMARK 500 PHE A 119 -60.32 -124.54 REMARK 500 ARG A 220 58.87 -117.86 REMARK 500 GLU A 271 72.20 -119.36 REMARK 500 TRP B 60 -11.45 82.88 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 16A A 274 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 275 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 276 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3BEW RELATED DB: PDB REMARK 900 RELATED ID: 3BEV RELATED DB: PDB REMARK 900 RELATED ID: 3P77 RELATED DB: PDB DBREF 3P73 A -1 273 UNP Q9BCW3 Q9BCW3_CHICK 20 294 DBREF 3P73 B 1 99 UNP P21611 B2MG_CHICK 21 119 SEQADV 3P73 PHE A 0 UNP Q9BCW3 CYS 21 CONFLICT SEQRES 1 A 275 GLU PHE GLY SER HIS SER LEU ARG TYR PHE LEU THR GLY SEQRES 2 A 275 MET THR ASP PRO GLY PRO GLY MET PRO ARG PHE VAL ILE SEQRES 3 A 275 VAL GLY TYR VAL ASP ASP LYS ILE PHE GLY THR TYR ASN SEQRES 4 A 275 SER LYS SER ARG THR ALA GLN PRO ILE VAL GLU MET LEU SEQRES 5 A 275 PRO GLN GLU ASP GLN GLU HIS TRP ASP THR GLN THR GLN SEQRES 6 A 275 LYS ALA GLN GLY GLY GLU ARG ASP PHE ASP TRP ASN LEU SEQRES 7 A 275 ASN ARG LEU PRO GLU ARG TYR ASN LYS SER LYS GLY SER SEQRES 8 A 275 HIS THR MET GLN MET MET PHE GLY CYS ASP ILE LEU GLU SEQRES 9 A 275 ASP GLY SER ILE ARG GLY TYR ASP GLN TYR ALA PHE ASP SEQRES 10 A 275 GLY ARG ASP PHE LEU ALA PHE ASP MET ASP THR MET THR SEQRES 11 A 275 PHE THR ALA ALA ASP PRO VAL ALA GLU ILE THR LYS ARG SEQRES 12 A 275 ARG TRP GLU THR GLU GLY THR TYR ALA GLU ARG TRP LYS SEQRES 13 A 275 HIS GLU LEU GLY THR VAL CYS VAL GLN ASN LEU ARG ARG SEQRES 14 A 275 TYR LEU GLU HIS GLY LYS ALA ALA LEU LYS ARG ARG VAL SEQRES 15 A 275 GLN PRO GLU VAL ARG VAL TRP GLY LYS GLU ALA ASP GLY SEQRES 16 A 275 ILE LEU THR LEU SER CYS HIS ALA HIS GLY PHE TYR PRO SEQRES 17 A 275 ARG PRO ILE THR ILE SER TRP MET LYS ASP GLY MET VAL SEQRES 18 A 275 ARG ASP GLN GLU THR ARG TRP GLY GLY ILE VAL PRO ASN SEQRES 19 A 275 SER ASP GLY THR TYR HIS ALA SER ALA ALA ILE ASP VAL SEQRES 20 A 275 LEU PRO GLU ASP GLY ASP LYS TYR TRP CYS ARG VAL GLU SEQRES 21 A 275 HIS ALA SER LEU PRO GLN PRO GLY LEU PHE SER TRP GLU SEQRES 22 A 275 PRO GLN SEQRES 1 B 99 ALA ASP LEU THR PRO LYS VAL GLN VAL TYR SER ARG PHE SEQRES 2 B 99 PRO ALA SER ALA GLY THR LYS ASN VAL LEU ASN CYS PHE SEQRES 3 B 99 ALA ALA GLY PHE HIS PRO PRO LYS ILE SER ILE THR LEU SEQRES 4 B 99 MET LYS ASP GLY VAL PRO MET GLU GLY ALA GLN TYR SER SEQRES 5 B 99 ASP MET SER PHE ASN ASP ASP TRP THR PHE GLN ARG LEU SEQRES 6 B 99 VAL HIS ALA ASP PHE THR PRO SER SER GLY SER THR TYR SEQRES 7 B 99 ALA CYS LYS VAL GLU HIS GLU THR LEU LYS GLU PRO GLN SEQRES 8 B 99 VAL TYR LYS TRP ASP PRO GLU PHE HET 16A A 274 20 HET ACT A 275 4 HET ACT A 276 4 HETNAM 16A CETYL-TRIMETHYL-AMMONIUM HETNAM ACT ACETATE ION FORMUL 3 16A C19 H42 N 1+ FORMUL 4 ACT 2(C2 H3 O2 1-) FORMUL 6 HOH *382(H2 O) HELIX 1 1 ASP A 54 TYR A 83 1 30 HELIX 2 2 VAL A 135 GLY A 147 1 13 HELIX 3 3 GLY A 147 THR A 159 1 13 HELIX 4 4 THR A 159 GLY A 172 1 14 HELIX 5 5 GLY A 172 ARG A 178 1 7 HELIX 6 6 LEU A 246 ASP A 251 5 6 SHEET 1 A 8 ALA A 43 PRO A 45 0 SHEET 2 A 8 LYS A 31 ASN A 37 -1 N THR A 35 O GLN A 44 SHEET 3 A 8 PHE A 22 VAL A 28 -1 N ILE A 24 O TYR A 36 SHEET 4 A 8 SER A 2 MET A 12 -1 N ARG A 6 O TYR A 27 SHEET 5 A 8 THR A 91 LEU A 101 -1 O MET A 94 N LEU A 9 SHEET 6 A 8 ILE A 106 PHE A 114 -1 O TYR A 109 N GLY A 97 SHEET 7 A 8 ARG A 117 ASP A 123 -1 O LEU A 120 N TYR A 112 SHEET 8 A 8 THR A 128 ALA A 131 -1 O THR A 128 N ASP A 123 SHEET 1 B 4 GLU A 183 ALA A 191 0 SHEET 2 B 4 ILE A 194 PHE A 204 -1 O THR A 196 N LYS A 189 SHEET 3 B 4 TYR A 237 VAL A 245 -1 O ILE A 243 N LEU A 197 SHEET 4 B 4 THR A 224 TRP A 226 -1 N ARG A 225 O ALA A 242 SHEET 1 C 4 GLU A 183 ALA A 191 0 SHEET 2 C 4 ILE A 194 PHE A 204 -1 O THR A 196 N LYS A 189 SHEET 3 C 4 TYR A 237 VAL A 245 -1 O ILE A 243 N LEU A 197 SHEET 4 C 4 VAL A 230 PRO A 231 -1 N VAL A 230 O HIS A 238 SHEET 1 D 4 MET A 218 VAL A 219 0 SHEET 2 D 4 THR A 210 LYS A 215 -1 N LYS A 215 O MET A 218 SHEET 3 D 4 TYR A 253 GLU A 258 -1 O ARG A 256 N SER A 212 SHEET 4 D 4 GLY A 266 SER A 269 -1 O PHE A 268 N CYS A 255 SHEET 1 E 4 LYS B 6 SER B 11 0 SHEET 2 E 4 ASN B 21 PHE B 30 -1 O ALA B 28 N LYS B 6 SHEET 3 E 4 PHE B 62 PHE B 70 -1 O ALA B 68 N LEU B 23 SHEET 4 E 4 GLN B 50 TYR B 51 -1 N GLN B 50 O HIS 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 ALA B 28 N LYS B 6 SHEET 3 F 4 PHE B 62 PHE B 70 -1 O ALA B 68 N LEU B 23 SHEET 4 F 4 SER B 55 PHE B 56 -1 N SER B 55 O GLN B 63 SHEET 1 G 4 VAL B 44 PRO B 45 0 SHEET 2 G 4 SER B 36 LYS B 41 -1 N LYS B 41 O VAL B 44 SHEET 3 G 4 TYR B 78 GLU B 83 -1 O ALA B 79 N MET B 40 SHEET 4 G 4 GLN B 91 LYS B 94 -1 O GLN B 91 N VAL B 82 SSBOND 1 CYS A 98 CYS A 161 1555 1555 2.24 SSBOND 2 CYS A 199 CYS A 255 1555 1555 2.98 SSBOND 3 CYS B 25 CYS B 80 1555 1555 2.03 CISPEP 1 TYR A 205 PRO A 206 0 8.05 CISPEP 2 HIS B 31 PRO B 32 0 2.29 SITE 1 AC1 9 LEU A 9 PHE A 33 GLY A 34 GLN A 61 SITE 2 AC1 9 LYS A 64 ASP A 71 ASN A 75 TYR A 112 SITE 3 AC1 9 TRP A 143 SITE 1 AC2 4 ARG A 166 HOH A 497 MET B 40 LYS B 81 SITE 1 AC3 4 ARG A 82 THR A 139 ARG A 142 TRP A 143 CRYST1 52.800 55.470 63.840 90.00 96.85 90.00 P 1 21 1 2 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 0.018939 0.000000 0.002276 0.00000 SCALE2 0.000000 0.018028 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015777 0.00000