HEADER UNKNOWN FUNCTION 20-MAR-01 1I9H TITLE CORE STREPTAVIDIN-BNA COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: STREPTAVIDIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 25-163; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVIDINII; SOURCE 3 ORGANISM_TAXID: 1895; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CLASSICAL BETA BARREL, PROTEIN-LIGAND COMPLEX, UNKNOWN FUNCTION EXPDTA X-RAY DIFFRACTION AUTHOR O.LIVNAH,T.HUBERMAN,M.WILCHEK,E.A.BAYER,Y.EISENBERG-DOMOVICH REVDAT 4 25-OCT-23 1I9H 1 REMARK REVDAT 3 24-FEB-09 1I9H 1 VERSN REVDAT 2 25-DEC-02 1I9H 1 REMARK REVDAT 1 12-SEP-01 1I9H 0 JRNL AUTH T.HUBERMAN,Y.EISENBERG-DOMOVICH,G.GITLIN,T.KULIK,E.A.BAYER, JRNL AUTH 2 M.WILCHEK,O.LIVNAH JRNL TITL CHICKEN AVIDIN EXHIBITS PSEUDO-CATALYTIC PROPERTIES. JRNL TITL 2 BIOCHEMICAL, STRUCTURAL, AND ELECTROSTATIC CONSEQUENCES. JRNL REF J.BIOL.CHEM. V. 276 32031 2001 JRNL REFN ISSN 0021-9258 JRNL PMID 11395489 JRNL DOI 10.1074/JBC.M102018200 REMARK 2 REMARK 2 RESOLUTION. 2.40 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 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 : 8379 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 SET) : 0.177 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 454 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 : 1816 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 50 REMARK 3 SOLVENT ATOMS : 134 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.43500 REMARK 3 B22 (A**2) : 0.67900 REMARK 3 B33 (A**2) : 3.75600 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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) : 1.186 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.035 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.517 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.298 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : 0.34 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 1I9H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-MAR-01. REMARK 100 THE DEPOSITION ID IS D_1000013072. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : CHALES SUPPER SHORT MIRRORS REMARK 200 OPTICS : SHORT SUPPER MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8647 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.7 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.09800 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.26500 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: 2IZF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% ISOPROPANOL, 0.1M NACITRATE, 0.05M REMARK 280 HEPES, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 23.56050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.58000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 52.65200 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 23.56050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.58000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 52.65200 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 23.56050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.58000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 52.65200 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 23.56050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.58000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 52.65200 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: TETRAMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 47.12100 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 105.30400 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 ASP A 1 REMARK 465 PRO A 2 REMARK 465 SER A 3 REMARK 465 LYS A 4 REMARK 465 ASP A 5 REMARK 465 SER A 6 REMARK 465 LYS A 7 REMARK 465 ALA A 8 REMARK 465 GLN A 9 REMARK 465 VAL A 10 REMARK 465 SER A 11 REMARK 465 ALA A 12 REMARK 465 ALA A 13 REMARK 465 GLU A 14 REMARK 465 SER A 136 REMARK 465 ALA A 137 REMARK 465 ALA A 138 REMARK 465 SER A 139 REMARK 465 ASP B 201 REMARK 465 PRO B 202 REMARK 465 SER B 203 REMARK 465 LYS B 204 REMARK 465 ASP B 205 REMARK 465 SER B 206 REMARK 465 LYS B 207 REMARK 465 ALA B 208 REMARK 465 GLN B 209 REMARK 465 VAL B 210 REMARK 465 SER B 211 REMARK 465 ALA B 212 REMARK 465 SER B 336 REMARK 465 ALA B 337 REMARK 465 ALA B 338 REMARK 465 SER B 339 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 B 334 CG CD CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 681 O HOH A 681 2665 2.09 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 SER A 52 -154.18 67.16 REMARK 500 ASP A 67 -126.16 -74.38 REMARK 500 ASN A 81 -159.11 -141.02 REMARK 500 HIS A 87 58.60 37.54 REMARK 500 VAL A 133 -73.59 -119.24 REMARK 500 LYS A 134 84.93 -9.72 REMARK 500 GLU B 214 30.27 37.83 REMARK 500 ALA B 215 102.09 -53.09 REMARK 500 SER B 252 -164.16 70.18 REMARK 500 ALA B 263 62.18 -163.32 REMARK 500 ASP B 267 -164.59 -62.66 REMARK 500 GLU B 301 78.98 -115.88 REMARK 500 LYS B 334 157.56 -37.53 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 BNI A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BNI B 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AVI RELATED DB: PDB REMARK 900 2AVI CONTAINS DEGLYCOSILATED AVIDIN REMARK 900 RELATED ID: 2IZF RELATED DB: PDB REMARK 900 2IZF CONTAINS CORE STREPTAVIDIN DBREF 1I9H A 1 139 UNP P22629 SAV_STRAV 25 163 DBREF 1I9H B 201 339 UNP P22629 SAV_STRAV 25 163 SEQRES 1 A 139 ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA SEQRES 2 A 139 GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY SEQRES 3 A 139 SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU SEQRES 4 A 139 THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER SEQRES 5 A 139 ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA SEQRES 6 A 139 THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA SEQRES 7 A 139 TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR SEQRES 8 A 139 TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE SEQRES 9 A 139 ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA SEQRES 10 A 139 ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE SEQRES 11 A 139 THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 B 139 ASP PRO SER LYS ASP SER LYS ALA GLN VAL SER ALA ALA SEQRES 2 B 139 GLU ALA GLY ILE THR GLY THR TRP TYR ASN GLN LEU GLY SEQRES 3 B 139 SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA LEU SEQRES 4 B 139 THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SER SEQRES 5 B 139 ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO ALA SEQRES 6 B 139 THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL ALA SEQRES 7 B 139 TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR THR SEQRES 8 B 139 TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG ILE SEQRES 9 B 139 ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU ALA SEQRES 10 B 139 ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR PHE SEQRES 11 B 139 THR LYS VAL LYS PRO SER ALA ALA SER HET BNI A 501 25 HET BNI B 502 25 HETNAM BNI 5-(2-OXO-HEXAHYDRO-THIENO[3,4-D]IMIDAZOL-6-YL)- HETNAM 2 BNI PENTANOIC ACID (4-NITRO-PHENYL)-AMIDE HETSYN BNI BIOTINYL P-NITROANILINE FORMUL 3 BNI 2(C16 H20 N4 O4 S) FORMUL 5 HOH *134(H2 O) HELIX 1 1 THR A 115 LYS A 121 5 7 HELIX 2 2 THR B 315 LYS B 321 5 7 SHEET 1 A 9 GLY A 19 ASN A 23 0 SHEET 2 A 9 THR A 28 ALA A 33 -1 O PHE A 29 N TRP A 21 SHEET 3 A 9 ALA A 38 GLU A 44 -1 O THR A 40 N THR A 32 SHEET 4 A 9 TYR A 54 TYR A 60 -1 O TYR A 54 N TYR A 43 SHEET 5 A 9 THR A 71 LYS A 80 -1 O GLY A 74 N ARG A 59 SHEET 6 A 9 ASN A 85 VAL A 97 -1 N ALA A 86 O TRP A 79 SHEET 7 A 9 ARG A 103 SER A 112 -1 O ARG A 103 N VAL A 97 SHEET 8 A 9 THR A 123 LYS A 132 -1 O LEU A 124 N LEU A 110 SHEET 9 A 9 GLY A 19 ASN A 23 -1 O TYR A 22 N THR A 131 SHEET 1 B 9 GLY B 219 ASN B 223 0 SHEET 2 B 9 THR B 228 ALA B 233 -1 O PHE B 229 N TRP B 221 SHEET 3 B 9 ALA B 238 GLU B 244 -1 O THR B 240 N THR B 232 SHEET 4 B 9 TYR B 254 TYR B 260 -1 O TYR B 254 N TYR B 243 SHEET 5 B 9 THR B 271 LYS B 280 -1 O GLY B 274 N ARG B 259 SHEET 6 B 9 ASN B 285 VAL B 297 -1 N ALA B 286 O TRP B 279 SHEET 7 B 9 ARG B 303 SER B 312 -1 O ARG B 303 N VAL B 297 SHEET 8 B 9 THR B 323 THR B 331 -1 N LEU B 324 O LEU B 310 SHEET 9 B 9 GLY B 219 ASN B 223 -1 N TYR B 222 O THR B 331 SITE 1 AC1 15 ASN A 23 LEU A 25 SER A 27 TYR A 43 SITE 2 AC1 15 SER A 45 VAL A 47 GLY A 48 ASN A 49 SITE 3 AC1 15 TRP A 79 SER A 88 THR A 90 TRP A 108 SITE 4 AC1 15 LEU A 110 SER A 112 ASP A 128 SITE 1 AC2 14 TRP A 120 ASN B 223 SER B 227 TYR B 243 SITE 2 AC2 14 SER B 245 VAL B 247 GLY B 248 ASN B 249 SITE 3 AC2 14 TRP B 279 SER B 288 THR B 290 TRP B 308 SITE 4 AC2 14 SER B 312 ASP B 328 CRYST1 47.121 95.160 105.304 90.00 90.00 90.00 I 2 2 2 16 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 0.021222 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010509 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009496 0.00000