HEADER TRANSFERASE 16-SEP-13 4MQL TITLE CRYSTAL STRUCTURE OF ANTIGEN 85C-C209S MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIACYLGLYCEROL ACYLTRANSFERASE/MYCOLYLTRANSFERASE AG85C; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: DGAT, ACYL-COA:DIACYLGLYCEROL ACYLTRANSFERASE, ANTIGEN 85 COMPND 5 COMPLEX C, 85C, AG85C, FIBRONECTIN-BINDING PROTEIN C, FBPS C; COMPND 6 EC: 2.3.1.122, 2.3.1.20; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 1773; SOURCE 4 GENE: FBPC, MPT45, RV0129C, MT0137, MTCI5.03C; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ACYLTRANSFERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR L.FAVROT,A.E.GRZEGORZEWICZ,D.H.LAJINESS,R.K.MARVIN,J.BOUCAU, AUTHOR 2 D.ISAILOVIC,M.JACKSON,D.R.RONNING REVDAT 3 28-FEB-24 4MQL 1 REMARK SEQADV REVDAT 2 25-DEC-13 4MQL 1 JRNL REVDAT 1 13-NOV-13 4MQL 0 JRNL AUTH L.FAVROT,A.E.GRZEGORZEWICZ,D.H.LAJINESS,R.K.MARVIN,J.BOUCAU, JRNL AUTH 2 D.ISAILOVIC,M.JACKSON,D.R.RONNING JRNL TITL MECHANISM OF INHIBITION OF MYCOBACTERIUM TUBERCULOSIS JRNL TITL 2 ANTIGEN 85 BY EBSELEN. JRNL REF NAT COMMUN V. 4 2748 2013 JRNL REFN ESSN 2041-1723 JRNL PMID 24193546 JRNL DOI 10.1038/NCOMMS3748 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8_1069) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.09 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 79862 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.154 REMARK 3 R VALUE (WORKING SET) : 0.153 REMARK 3 FREE R VALUE : 0.165 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 3979 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 34.0972 - 3.9456 0.97 2734 140 0.1393 0.1475 REMARK 3 2 3.9456 - 3.1324 0.97 2690 139 0.1448 0.1651 REMARK 3 3 3.1324 - 2.7367 1.00 2712 147 0.1607 0.1688 REMARK 3 4 2.7367 - 2.4865 1.00 2740 148 0.1653 0.1625 REMARK 3 5 2.4865 - 2.3083 1.00 2744 137 0.1588 0.1575 REMARK 3 6 2.3083 - 2.1723 1.00 2729 140 0.1547 0.1881 REMARK 3 7 2.1723 - 2.0635 1.00 2693 155 0.1539 0.1592 REMARK 3 8 2.0635 - 1.9737 1.00 2738 141 0.1494 0.1445 REMARK 3 9 1.9737 - 1.8977 1.00 2688 146 0.1552 0.1612 REMARK 3 10 1.8977 - 1.8322 1.00 2731 139 0.1582 0.1663 REMARK 3 11 1.8322 - 1.7749 1.00 2734 141 0.1544 0.1613 REMARK 3 12 1.7749 - 1.7242 1.00 2691 148 0.1535 0.1669 REMARK 3 13 1.7242 - 1.6788 1.00 2713 147 0.1537 0.1747 REMARK 3 14 1.6788 - 1.6379 1.00 2723 131 0.1468 0.1556 REMARK 3 15 1.6379 - 1.6006 1.00 2723 152 0.1462 0.1607 REMARK 3 16 1.6006 - 1.5666 1.00 2707 142 0.1430 0.1567 REMARK 3 17 1.5666 - 1.5352 1.00 2726 135 0.1460 0.1550 REMARK 3 18 1.5352 - 1.5063 1.00 2693 146 0.1446 0.1872 REMARK 3 19 1.5063 - 1.4794 1.00 2720 141 0.1485 0.1837 REMARK 3 20 1.4794 - 1.4543 1.00 2688 142 0.1566 0.1659 REMARK 3 21 1.4543 - 1.4308 1.00 2730 137 0.1601 0.1742 REMARK 3 22 1.4308 - 1.4088 1.00 2724 147 0.1599 0.1592 REMARK 3 23 1.4088 - 1.3881 1.00 2659 151 0.1676 0.2044 REMARK 3 24 1.3881 - 1.3685 1.00 2730 136 0.1709 0.1824 REMARK 3 25 1.3685 - 1.3500 1.00 2726 138 0.1677 0.1696 REMARK 3 26 1.3500 - 1.3325 1.00 2661 143 0.1657 0.1870 REMARK 3 27 1.3325 - 1.3158 0.99 2691 143 0.1702 0.1673 REMARK 3 28 1.3158 - 1.3000 0.96 2645 127 0.1794 0.1864 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.080 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.700 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 2311 REMARK 3 ANGLE : 1.140 3160 REMARK 3 CHIRALITY : 0.048 311 REMARK 3 PLANARITY : 0.007 419 REMARK 3 DIHEDRAL : 19.019 850 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4MQL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-OCT-13. REMARK 100 THE DEPOSITION ID IS D_1000082242. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-OCT-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-G REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97856 REMARK 200 MONOCHROMATOR : C(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 79869 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 7.400 REMARK 200 R MERGE (I) : 0.05100 REMARK 200 R SYM (I) : 0.05100 REMARK 200 FOR THE DATA SET : 51.4080 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX 1.8_1069 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.57 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.49 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS 6.5, 25% PEG 3350, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K, PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 67.88200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.08550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 67.88200 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 34.08550 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 704 LIES ON A SPECIAL POSITION. 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 MET A -1 REMARK 465 ALA A 0 REMARK 465 ALA A 283 REMARK 465 THR A 284 REMARK 465 PRO A 285 REMARK 465 PRO A 286 REMARK 465 ALA A 287 REMARK 465 ALA A 288 REMARK 465 PRO A 289 REMARK 465 ALA A 290 REMARK 465 ALA A 291 REMARK 465 PRO A 292 REMARK 465 ALA A 293 REMARK 465 ALA A 294 REMARK 465 LEU A 295 REMARK 465 GLU A 296 REMARK 465 HIS A 297 REMARK 465 HIS A 298 REMARK 465 HIS A 299 REMARK 465 HIS A 300 REMARK 465 HIS A 301 REMARK 465 HIS A 302 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 OG SER A 86 O HOH A 772 2.12 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 2 -157.67 -144.69 REMARK 500 ARG A 41 31.22 -96.72 REMARK 500 PRO A 54 37.69 -91.64 REMARK 500 PHE A 76 19.92 54.32 REMARK 500 SER A 86 -53.33 167.27 REMARK 500 ARG A 101 -62.96 -129.81 REMARK 500 SER A 124 -126.94 49.23 REMARK 500 ASN A 152 56.95 -141.04 REMARK 500 SER A 169 78.01 -109.43 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 BTB A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BTB A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4MQM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ANTIGEN 85C IN PRESENCE OF EBSELEN DBREF 4MQL A 0 294 UNP P0A4V4 A85C_MYCTU 46 340 SEQADV 4MQL MET A -1 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL SER A 209 UNP P0A4V4 CYS 255 ENGINEERED MUTATION SEQADV 4MQL LEU A 295 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL GLU A 296 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 297 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 298 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 299 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 300 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 301 UNP P0A4V4 EXPRESSION TAG SEQADV 4MQL HIS A 302 UNP P0A4V4 EXPRESSION TAG SEQRES 1 A 304 MET ALA PHE SER ARG PRO GLY LEU PRO VAL GLU TYR LEU SEQRES 2 A 304 GLN VAL PRO SER ALA SER MET GLY ARG ASP ILE LYS VAL SEQRES 3 A 304 GLN PHE GLN GLY GLY GLY PRO HIS ALA VAL TYR LEU LEU SEQRES 4 A 304 ASP GLY LEU ARG ALA GLN ASP ASP TYR ASN GLY TRP ASP SEQRES 5 A 304 ILE ASN THR PRO ALA PHE GLU GLU TYR TYR GLN SER GLY SEQRES 6 A 304 LEU SER VAL ILE MET PRO VAL GLY GLY GLN SER SER PHE SEQRES 7 A 304 TYR THR ASP TRP TYR GLN PRO SER GLN SER ASN GLY GLN SEQRES 8 A 304 ASN TYR THR TYR LYS TRP GLU THR PHE LEU THR ARG GLU SEQRES 9 A 304 MET PRO ALA TRP LEU GLN ALA ASN LYS GLY VAL SER PRO SEQRES 10 A 304 THR GLY ASN ALA ALA VAL GLY LEU SER MET SER GLY GLY SEQRES 11 A 304 SER ALA LEU ILE LEU ALA ALA TYR TYR PRO GLN GLN PHE SEQRES 12 A 304 PRO TYR ALA ALA SER LEU SER GLY PHE LEU ASN PRO SER SEQRES 13 A 304 GLU GLY TRP TRP PRO THR LEU ILE GLY LEU ALA MET ASN SEQRES 14 A 304 ASP SER GLY GLY TYR ASN ALA ASN SER MET TRP GLY PRO SEQRES 15 A 304 SER SER ASP PRO ALA TRP LYS ARG ASN ASP PRO MET VAL SEQRES 16 A 304 GLN ILE PRO ARG LEU VAL ALA ASN ASN THR ARG ILE TRP SEQRES 17 A 304 VAL TYR SER GLY ASN GLY THR PRO SER ASP LEU GLY GLY SEQRES 18 A 304 ASP ASN ILE PRO ALA LYS PHE LEU GLU GLY LEU THR LEU SEQRES 19 A 304 ARG THR ASN GLN THR PHE ARG ASP THR TYR ALA ALA ASP SEQRES 20 A 304 GLY GLY ARG ASN GLY VAL PHE ASN PHE PRO PRO ASN GLY SEQRES 21 A 304 THR HIS SER TRP PRO TYR TRP ASN GLU GLN LEU VAL ALA SEQRES 22 A 304 MET LYS ALA ASP ILE GLN HIS VAL LEU ASN GLY ALA THR SEQRES 23 A 304 PRO PRO ALA ALA PRO ALA ALA PRO ALA ALA LEU GLU HIS SEQRES 24 A 304 HIS HIS HIS HIS HIS HET BTB A 401 14 HET BTB A 402 14 HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETSYN BTB BIS-TRIS BUFFER FORMUL 2 BTB 2(C8 H19 N O5) FORMUL 4 HOH *278(H2 O) HELIX 1 1 ASN A 47 THR A 53 1 7 HELIX 2 2 PRO A 54 TYR A 60 1 7 HELIX 3 3 LYS A 94 ARG A 101 1 8 HELIX 4 4 ARG A 101 GLY A 112 1 12 HELIX 5 5 SER A 124 TYR A 137 1 14 HELIX 6 6 TRP A 157 SER A 169 1 13 HELIX 7 7 ASN A 173 GLY A 179 1 7 HELIX 8 8 ASP A 183 ASN A 189 1 7 HELIX 9 9 GLN A 194 ASN A 201 1 8 HELIX 10 10 LYS A 225 ASP A 245 1 21 HELIX 11 11 SER A 261 MET A 272 1 12 HELIX 12 12 MET A 272 GLY A 282 1 11 SHEET 1 A 8 GLU A 9 SER A 15 0 SHEET 2 A 8 ARG A 20 GLN A 27 -1 O PHE A 26 N GLU A 9 SHEET 3 A 8 SER A 65 PRO A 69 -1 O MET A 68 N GLN A 25 SHEET 4 A 8 ALA A 33 LEU A 36 1 N LEU A 36 O ILE A 67 SHEET 5 A 8 ALA A 119 LEU A 123 1 O ALA A 119 N TYR A 35 SHEET 6 A 8 TYR A 143 LEU A 147 1 O ALA A 145 N ALA A 120 SHEET 7 A 8 ARG A 204 TYR A 208 1 O TYR A 208 N SER A 146 SHEET 8 A 8 GLY A 250 ASN A 253 1 O VAL A 251 N VAL A 207 CISPEP 1 THR A 213 PRO A 214 0 -2.57 SITE 1 AC1 11 ASP A 79 TRP A 80 TYR A 81 LYS A 94 SITE 2 AC1 11 MET A 177 TRP A 178 BTB A 402 HOH A 595 SITE 3 AC1 11 HOH A 652 HOH A 740 HOH A 769 SITE 1 AC2 11 ASP A 79 GLU A 96 THR A 97 TYR A 137 SITE 2 AC2 11 ARG A 188 BTB A 401 HOH A 605 HOH A 697 SITE 3 AC2 11 HOH A 733 HOH A 769 HOH A 770 CRYST1 135.764 68.171 35.908 90.00 94.03 90.00 C 1 2 1 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 0.007366 0.000000 0.000519 0.00000 SCALE2 0.000000 0.014669 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027918 0.00000