HEADER BIOTIN-BINDING PROTEIN 30-OCT-02 1N43 TITLE STREPTAVIDIN MUTANT N23A WITH BIOTIN AT 1.89A COMPND MOL_ID: 1; COMPND 2 MOLECULE: STREPTAVIDIN; COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: CORE STREPTAVIDIN, RESIDUES 13-139; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVIDINII; SOURCE 3 ORGANISM_TAXID: 1895; SOURCE 4 GENE: CORE STREPTAVIDIN; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET21A KEYWDS TETRAMER, BIOTIN-BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.LE TRONG,S.FREITAG,L.A.KLUMB,V.CHU,P.S.STAYTON,R.E.STENKAMP REVDAT 3 27-OCT-21 1N43 1 REMARK SEQADV REVDAT 2 24-FEB-09 1N43 1 VERSN REVDAT 1 02-SEP-03 1N43 0 JRNL AUTH I.LE TRONG,S.FREITAG,L.A.KLUMB,V.CHU,P.S.STAYTON, JRNL AUTH 2 R.E.STENKAMP JRNL TITL STRUCTURAL STUDIES OF HYDROGEN BONDS IN THE HIGH-AFFINITY JRNL TITL 2 STREPTAVIDIN-BIOTIN COMPLEX: MUTATIONS OF AMINO ACIDS JRNL TITL 3 INTERACTING WITH THE UREIDO OXYGEN OF BIOTIN. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 59 1567 2003 JRNL REFN ISSN 0907-4449 JRNL PMID 12925786 JRNL DOI 10.1107/S0907444903014562 REMARK 2 REMARK 2 RESOLUTION. 1.89 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) : 1.89 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 71.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.195 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.192 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.301 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2701 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 27010 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.179 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.176 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2334 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 23323 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3509 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 360 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 3923.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 15735 REMARK 3 NUMBER OF RESTRAINTS : 14947 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 ANGLE DISTANCES (A) : 0.021 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.027 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.027 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.033 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.004 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.076 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1N43 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-NOV-02. REMARK 100 THE DEPOSITION ID IS D_1000017493. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-SEP-96 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 4.5 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42295 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.890 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 71.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07000 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) : 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: ISOMORPHOUS REPLACEMENT REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: PDB ENTRY 1SWE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.89 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, PH 4.5, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 293K 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 48.60000 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17290 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, 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 ALA A 13 REMARK 465 GLU A 14 REMARK 465 ALA A 15 REMARK 465 VAL A 133 REMARK 465 LYS A 134 REMARK 465 PRO A 135 REMARK 465 SER A 136 REMARK 465 ALA A 137 REMARK 465 ALA A 138 REMARK 465 SER A 139 REMARK 465 ALA B 13 REMARK 465 GLU B 14 REMARK 465 ALA B 15 REMARK 465 LYS B 134 REMARK 465 PRO B 135 REMARK 465 SER B 136 REMARK 465 ALA B 137 REMARK 465 ALA B 138 REMARK 465 SER B 139 REMARK 465 ALA C 13 REMARK 465 GLU C 14 REMARK 465 ALA C 15 REMARK 465 LYS C 134 REMARK 465 PRO C 135 REMARK 465 SER C 136 REMARK 465 ALA C 137 REMARK 465 ALA C 138 REMARK 465 SER C 139 REMARK 465 ALA D 13 REMARK 465 GLU D 14 REMARK 465 ALA D 15 REMARK 465 LYS D 134 REMARK 465 PRO D 135 REMARK 465 SER D 136 REMARK 465 ALA D 137 REMARK 465 ALA D 138 REMARK 465 SER D 139 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ALA C 100 REMARK 475 ALA D 100 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 GLY C 99 O ALA C 100 1.40 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 -156.47 64.67 REMARK 500 ASP A 67 2.23 -67.26 REMARK 500 ALA A 100 -66.54 -26.59 REMARK 500 SER B 52 -156.65 58.04 REMARK 500 PRO B 64 152.94 -49.59 REMARK 500 TRP B 79 45.58 -79.53 REMARK 500 ASN B 81 -159.30 -144.44 REMARK 500 GLU B 101 79.80 -104.69 REMARK 500 ASP C 36 3.30 -69.92 REMARK 500 SER C 52 -156.23 60.99 REMARK 500 ALA C 100 -164.12 -5.88 REMARK 500 GLU C 101 88.55 -51.28 REMARK 500 SER D 52 -163.08 67.40 REMARK 500 ALA D 100 -98.83 -10.34 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 BTN A 5100 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BTN B 5200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BTN C 5300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BTN D 5400 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SWE RELATED DB: PDB REMARK 900 APO-CORE-STREPTAVIDIN IN COMPLEX WITH BIOTIN AT PH 4.5 REMARK 900 RELATED ID: 1N4J RELATED DB: PDB DBREF 1N43 A 13 139 UNP P22629 SAV_STRAV 37 163 DBREF 1N43 B 13 139 UNP P22629 SAV_STRAV 37 163 DBREF 1N43 C 13 139 UNP P22629 SAV_STRAV 37 163 DBREF 1N43 D 13 139 UNP P22629 SAV_STRAV 37 163 SEQADV 1N43 ALA A 23 UNP P22629 ASN 47 ENGINEERED MUTATION SEQADV 1N43 ALA B 23 UNP P22629 ASN 47 ENGINEERED MUTATION SEQADV 1N43 ALA C 23 UNP P22629 ASN 47 ENGINEERED MUTATION SEQADV 1N43 ALA D 23 UNP P22629 ASN 47 ENGINEERED MUTATION SEQRES 1 A 127 ALA GLU ALA GLY ILE THR GLY THR TRP TYR ALA GLN LEU SEQRES 2 A 127 GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA SEQRES 3 A 127 LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SEQRES 4 A 127 SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO SEQRES 5 A 127 ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL SEQRES 6 A 127 ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR SEQRES 7 A 127 THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG SEQRES 8 A 127 ILE ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU SEQRES 9 A 127 ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR SEQRES 10 A 127 PHE THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 B 127 ALA GLU ALA GLY ILE THR GLY THR TRP TYR ALA GLN LEU SEQRES 2 B 127 GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA SEQRES 3 B 127 LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SEQRES 4 B 127 SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO SEQRES 5 B 127 ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL SEQRES 6 B 127 ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR SEQRES 7 B 127 THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG SEQRES 8 B 127 ILE ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU SEQRES 9 B 127 ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR SEQRES 10 B 127 PHE THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 C 127 ALA GLU ALA GLY ILE THR GLY THR TRP TYR ALA GLN LEU SEQRES 2 C 127 GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA SEQRES 3 C 127 LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SEQRES 4 C 127 SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO SEQRES 5 C 127 ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL SEQRES 6 C 127 ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR SEQRES 7 C 127 THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG SEQRES 8 C 127 ILE ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU SEQRES 9 C 127 ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR SEQRES 10 C 127 PHE THR LYS VAL LYS PRO SER ALA ALA SER SEQRES 1 D 127 ALA GLU ALA GLY ILE THR GLY THR TRP TYR ALA GLN LEU SEQRES 2 D 127 GLY SER THR PHE ILE VAL THR ALA GLY ALA ASP GLY ALA SEQRES 3 D 127 LEU THR GLY THR TYR GLU SER ALA VAL GLY ASN ALA GLU SEQRES 4 D 127 SER ARG TYR VAL LEU THR GLY ARG TYR ASP SER ALA PRO SEQRES 5 D 127 ALA THR ASP GLY SER GLY THR ALA LEU GLY TRP THR VAL SEQRES 6 D 127 ALA TRP LYS ASN ASN TYR ARG ASN ALA HIS SER ALA THR SEQRES 7 D 127 THR TRP SER GLY GLN TYR VAL GLY GLY ALA GLU ALA ARG SEQRES 8 D 127 ILE ASN THR GLN TRP LEU LEU THR SER GLY THR THR GLU SEQRES 9 D 127 ALA ASN ALA TRP LYS SER THR LEU VAL GLY HIS ASP THR SEQRES 10 D 127 PHE THR LYS VAL LYS PRO SER ALA ALA SER HET BTN A5100 16 HET BTN B5200 16 HET BTN C5300 16 HET BTN D5400 16 HETNAM BTN BIOTIN FORMUL 5 BTN 4(C10 H16 N2 O3 S) FORMUL 9 HOH *360(H2 O) HELIX 1 1 THR A 115 LYS A 121 5 7 HELIX 2 2 THR B 115 LYS B 121 5 7 HELIX 3 3 ASN C 118 LYS C 121 5 4 HELIX 4 4 ASN D 118 LYS D 121 5 4 SHEET 1 A 9 GLY A 19 ALA 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 N GLY A 74 O 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 THR A 131 -1 O LEU A 124 N LEU A 110 SHEET 9 A 9 GLY A 19 ALA A 23 -1 N TYR A 22 O THR A 131 SHEET 1 B10 THR B 123 GLY B 126 0 SHEET 2 B10 ARG B 103 SER B 112 -1 N TRP B 108 O GLY B 126 SHEET 3 B10 ASN B 85 VAL B 97 -1 O ALA B 89 N THR B 111 SHEET 4 B10 THR B 71 LYS B 80 -1 O THR B 71 N TYR B 96 SHEET 5 B10 TYR B 54 TYR B 60 -1 O THR B 57 N THR B 76 SHEET 6 B10 ALA B 38 GLU B 44 -1 O LEU B 39 N GLY B 58 SHEET 7 B10 THR B 28 ALA B 33 -1 O THR B 28 N GLU B 44 SHEET 8 B10 GLY B 19 ALA B 23 -1 N GLY B 19 O VAL B 31 SHEET 9 B10 THR B 129 THR B 131 -1 O THR B 131 N TYR B 22 SHEET 10 B10 ARG B 103 SER B 112 -1 N ILE B 104 O PHE B 130 SHEET 1 C10 THR C 123 GLY C 126 0 SHEET 2 C10 ARG C 103 SER C 112 -1 N TRP C 108 O GLY C 126 SHEET 3 C10 ASN C 85 VAL C 97 -1 N ALA C 89 O THR C 111 SHEET 4 C10 THR C 71 LYS C 80 -1 N THR C 71 O TYR C 96 SHEET 5 C10 TYR C 54 TYR C 60 -1 O THR C 57 N THR C 76 SHEET 6 C10 ALA C 38 GLU C 44 -1 N LEU C 39 O GLY C 58 SHEET 7 C10 THR C 28 ALA C 33 -1 N THR C 28 O GLU C 44 SHEET 8 C10 GLY C 19 ALA C 23 -1 O GLY C 19 N VAL C 31 SHEET 9 C10 THR C 129 THR C 131 -1 O THR C 131 N TYR C 22 SHEET 10 C10 ARG C 103 SER C 112 -1 O ILE C 104 N PHE C 130 SHEET 1 D 9 GLY D 19 ALA D 23 0 SHEET 2 D 9 THR D 28 ALA D 33 -1 O PHE D 29 N TRP D 21 SHEET 3 D 9 ALA D 38 GLU D 44 -1 O THR D 40 N THR D 32 SHEET 4 D 9 ARG D 53 TYR D 60 -1 N TYR D 54 O TYR D 43 SHEET 5 D 9 THR D 71 LYS D 80 -1 N GLY D 74 O ARG D 59 SHEET 6 D 9 ASN D 85 VAL D 97 -1 N ALA D 86 O TRP D 79 SHEET 7 D 9 ARG D 103 SER D 112 -1 O ARG D 103 N VAL D 97 SHEET 8 D 9 THR D 123 THR D 131 -1 O LEU D 124 N LEU D 110 SHEET 9 D 9 GLY D 19 ALA D 23 -1 N TYR D 22 O THR D 131 SITE 1 AC1 12 SER A 27 TYR A 43 SER A 45 VAL A 47 SITE 2 AC1 12 GLY A 48 ASN A 49 TRP A 79 SER A 88 SITE 3 AC1 12 THR A 90 TRP A 108 ASP A 128 HOH A6372 SITE 1 AC2 12 LEU B 25 SER B 27 TYR B 43 SER B 45 SITE 2 AC2 12 GLY B 48 ASN B 49 TRP B 79 SER B 88 SITE 3 AC2 12 THR B 90 TRP B 108 ASP B 128 HOH B6163 SITE 1 AC3 14 SER C 27 TYR C 43 SER C 45 VAL C 47 SITE 2 AC3 14 GLY C 48 ASN C 49 TRP C 79 SER C 88 SITE 3 AC3 14 THR C 90 TRP C 92 TRP C 108 ASP C 128 SITE 4 AC3 14 HOH C6102 HOH C6143 SITE 1 AC4 13 LEU D 25 SER D 27 TYR D 43 SER D 45 SITE 2 AC4 13 VAL D 47 GLY D 48 ASN D 49 TRP D 79 SITE 3 AC4 13 ALA D 86 SER D 88 THR D 90 TRP D 108 SITE 4 AC4 13 ASP D 128 CRYST1 52.180 97.200 51.580 90.00 112.60 90.00 P 1 21 1 8 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 0.019164 0.000000 0.007977 0.00000 SCALE2 0.000000 0.010288 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021000 0.00000 MASTER 288 0 4 4 38 0 14 6 0 0 0 40 END