HEADER PHOTOSYNTHESIS 22-OCT-23 8QX7 TITLE APO-C-TERMINAL DOMAIN HOMOLOG OF THE ORANGE CAROTENOID PROTEIN FROM TITLE 2 ANABAENA AT A RESOLUTION OF 1.95 ANGSTROMS COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALL4940 PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CYANOBACTERIOTA; SOURCE 3 ORGANISM_COMMON: BLUE-GREEN ALGAE; SOURCE 4 ORGANISM_TAXID: 1117; SOURCE 5 GENE: ALL4940; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS MEMBRANE, CAROTENOID, ORANGE CAROTENOID PROTEIN, CYANOBACTERIA, KEYWDS 2 PHOTOSYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR J.SKLYAR,A.WILSON,D.KIRILOVSKY,N.ADIR REVDAT 2 10-APR-24 8QX7 1 JRNL REVDAT 1 03-APR-24 8QX7 0 JRNL AUTH J.SKLYAR,A.WILSON,D.KIRILOVSKY,N.ADIR JRNL TITL INSIGHTS INTO ENERGY QUENCHING MECHANISMS AND CAROTENOID JRNL TITL 2 UPTAKE BY ORANGE CAROTENOID PROTEIN HOMOLOGS: HCP4 AND CTDH. JRNL REF INT.J.BIOL.MACROMOL. V. 265 31028 2024 JRNL REFN ISSN 0141-8130 JRNL PMID 38521321 JRNL DOI 10.1016/J.IJBIOMAC.2024.131028 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.20.1_4487: ???) 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) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.78 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 20679 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.195 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.970 REMARK 3 FREE R VALUE TEST SET COUNT : 1994 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 47.7800 - 4.7000 0.99 2713 154 0.1783 0.2172 REMARK 3 2 4.6900 - 3.7300 0.99 2672 146 0.1617 0.2164 REMARK 3 3 3.7300 - 3.2600 1.00 2736 135 0.1785 0.2178 REMARK 3 4 3.2600 - 2.9600 0.99 2714 170 0.2068 0.2593 REMARK 3 5 2.9600 - 2.7500 1.00 2783 132 0.2127 0.2906 REMARK 3 6 2.7500 - 2.5900 1.00 2693 147 0.2167 0.2470 REMARK 3 7 2.5900 - 2.4600 1.00 2754 158 0.1991 0.2130 REMARK 3 8 2.4600 - 2.3500 1.00 2757 130 0.2023 0.2819 REMARK 3 9 2.3500 - 2.2600 1.00 2718 134 0.2065 0.2564 REMARK 3 10 2.2600 - 2.1800 1.00 2751 132 0.2114 0.2691 REMARK 3 11 2.1800 - 2.1100 1.00 2674 137 0.2195 0.2533 REMARK 3 12 2.1100 - 2.0500 1.00 2774 134 0.2397 0.3011 REMARK 3 13 2.0500 - 2.0000 1.00 2778 129 0.2582 0.2775 REMARK 3 14 2.0000 - 1.9500 0.96 2586 156 0.2907 0.3702 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.240 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.880 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 : 0.008 NULL REMARK 3 ANGLE : 0.953 NULL REMARK 3 CHIRALITY : 0.065 305 REMARK 3 PLANARITY : 0.007 349 REMARK 3 DIHEDRAL : 8.948 258 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 8QX7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 22-OCT-23. REMARK 100 THE DEPOSITION ID IS D_1292134235. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-MAR-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID30B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9763 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20695 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 47.780 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 44% TACSIMATE PH 7.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K 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 55.96450 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.46250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 55.96450 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.46250 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: DIMERIC 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 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 0 REMARK 465 GLY A 1 REMARK 465 LYS A 2 REMARK 465 ALA A 3 REMARK 465 ALA A 4 REMARK 465 GLU A 5 REMARK 465 SER A 6 REMARK 465 LEU A 7 REMARK 465 PRO A 8 REMARK 465 LEU A 133 REMARK 465 LEU A 134 REMARK 465 ALA A 135 REMARK 465 LEU A 136 REMARK 465 ARG A 137 REMARK 465 ARG A 138 REMARK 465 GLU A 139 REMARK 465 GLN A 140 REMARK 465 HIS A 141 REMARK 465 HIS A 142 REMARK 465 HIS A 143 REMARK 465 HIS A 144 REMARK 465 HIS A 145 REMARK 465 HIS A 146 REMARK 465 HIS A 147 REMARK 465 MET B 0 REMARK 465 GLY B 1 REMARK 465 LYS B 2 REMARK 465 ALA B 3 REMARK 465 ALA B 4 REMARK 465 GLU B 5 REMARK 465 SER B 6 REMARK 465 LEU B 133 REMARK 465 LEU B 134 REMARK 465 ALA B 135 REMARK 465 LEU B 136 REMARK 465 ARG B 137 REMARK 465 ARG B 138 REMARK 465 GLU B 139 REMARK 465 GLN B 140 REMARK 465 HIS B 141 REMARK 465 HIS B 142 REMARK 465 HIS B 143 REMARK 465 HIS B 144 REMARK 465 HIS B 145 REMARK 465 HIS B 146 REMARK 465 HIS B 147 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 B 342 O HOH B 360 2.03 REMARK 500 OE1 GLN A 123 O HOH A 301 2.03 REMARK 500 O HOH A 329 O HOH A 333 2.14 REMARK 500 OE2 GLU A 20 O HOH A 302 2.15 REMARK 500 OE1 GLU B 116 O HOH B 301 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 336 O HOH A 349 2556 1.99 REMARK 500 OE1 GLN A 115 OE1 GLN A 115 2556 2.06 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 GLU A 53 33.39 -150.85 REMARK 500 SER A 54 -113.60 56.97 REMARK 500 PRO A 130 30.24 -74.59 REMARK 500 THR B 100 -169.37 -108.12 REMARK 500 PRO B 130 -1.99 -58.91 REMARK 500 REMARK 500 REMARK: NULL DBREF 8QX7 A 2 140 UNP Q8YMJ3 Q8YMJ3_NOSS1 2 140 DBREF 8QX7 B 2 140 UNP Q8YMJ3 Q8YMJ3_NOSS1 2 140 SEQADV 8QX7 MET A 0 UNP Q8YMJ3 INITIATING METHIONINE SEQADV 8QX7 GLY A 1 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 141 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 142 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 143 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 144 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 145 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 146 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS A 147 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 MET B 0 UNP Q8YMJ3 INITIATING METHIONINE SEQADV 8QX7 GLY B 1 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 141 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 142 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 143 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 144 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 145 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 146 UNP Q8YMJ3 EXPRESSION TAG SEQADV 8QX7 HIS B 147 UNP Q8YMJ3 EXPRESSION TAG SEQRES 1 A 148 MET GLY LYS ALA ALA GLU SER LEU PRO ASN ILE GLN ILE SEQRES 2 A 148 LYS SER ILE ALA GLY ILE THR GLU PRO THR ILE LEU GLN SEQRES 3 A 148 TYR PHE ALA THR LEU ASN ALA GLY GLU PHE ALA ALA THR SEQRES 4 A 148 ALA ALA LEU PHE ALA VAL ASP GLY VAL MET TYR PRO PRO SEQRES 5 A 148 PHE GLU SER GLY ILE VAL GLY PRO ASP ALA ILE ALA ALA SEQRES 6 A 148 TYR LEU GLN GLN GLU ALA GLN GLY ILE LYS ALA GLU PRO SEQRES 7 A 148 GLN GLN GLY LEU ALA GLU THR SER GLU ASP GLY HIS THR SEQRES 8 A 148 GLN VAL GLN VAL SER GLY LYS ALA GLN THR SER TRP CYS SEQRES 9 A 148 GLY VAL ASN VAL LEU TRP LEU PHE THR LEU ASN GLN GLU SEQRES 10 A 148 LYS GLN ILE ILE HIS THR GLN ILE LYS LEU LEU ALA SER SEQRES 11 A 148 PRO GLN GLU LEU LEU ALA LEU ARG ARG GLU GLN HIS HIS SEQRES 12 A 148 HIS HIS HIS HIS HIS SEQRES 1 B 148 MET GLY LYS ALA ALA GLU SER LEU PRO ASN ILE GLN ILE SEQRES 2 B 148 LYS SER ILE ALA GLY ILE THR GLU PRO THR ILE LEU GLN SEQRES 3 B 148 TYR PHE ALA THR LEU ASN ALA GLY GLU PHE ALA ALA THR SEQRES 4 B 148 ALA ALA LEU PHE ALA VAL ASP GLY VAL MET TYR PRO PRO SEQRES 5 B 148 PHE GLU SER GLY ILE VAL GLY PRO ASP ALA ILE ALA ALA SEQRES 6 B 148 TYR LEU GLN GLN GLU ALA GLN GLY ILE LYS ALA GLU PRO SEQRES 7 B 148 GLN GLN GLY LEU ALA GLU THR SER GLU ASP GLY HIS THR SEQRES 8 B 148 GLN VAL GLN VAL SER GLY LYS ALA GLN THR SER TRP CYS SEQRES 9 B 148 GLY VAL ASN VAL LEU TRP LEU PHE THR LEU ASN GLN GLU SEQRES 10 B 148 LYS GLN ILE ILE HIS THR GLN ILE LYS LEU LEU ALA SER SEQRES 11 B 148 PRO GLN GLU LEU LEU ALA LEU ARG ARG GLU GLN HIS HIS SEQRES 12 B 148 HIS HIS HIS HIS HIS HET MLA A 201 9 HET MLA B 201 9 HETNAM MLA MALONIC ACID HETSYN MLA DICARBOXYLIC ACID C3; PROPANEDIOLIC ACID; HETSYN 2 MLA METHANEDICARBOXYLIC ACID FORMUL 3 MLA 2(C3 H4 O4) FORMUL 5 HOH *111(H2 O) HELIX 1 AA1 GLU A 20 ALA A 32 1 13 HELIX 2 AA2 GLU A 34 LEU A 41 1 8 HELIX 3 AA3 GLY A 58 ALA A 70 1 13 HELIX 4 AA4 GLU B 20 GLY B 33 1 14 HELIX 5 AA5 GLU B 34 LEU B 41 1 8 HELIX 6 AA6 GLY B 58 ALA B 70 1 13 SHEET 1 AA1 6 ILE A 56 VAL A 57 0 SHEET 2 AA1 6 PHE A 42 TYR A 49 -1 N MET A 48 O ILE A 56 SHEET 3 AA1 6 ILE A 119 LEU A 127 1 O ILE A 124 N TYR A 49 SHEET 4 AA1 6 GLY A 104 LEU A 113 -1 N LEU A 108 O LYS A 125 SHEET 5 AA1 6 THR A 90 GLN A 99 -1 N THR A 90 O LEU A 113 SHEET 6 AA1 6 LYS A 74 THR A 84 -1 N GLU A 76 O LYS A 97 SHEET 1 AA2 6 ILE B 56 VAL B 57 0 SHEET 2 AA2 6 PHE B 42 TYR B 49 -1 N MET B 48 O ILE B 56 SHEET 3 AA2 6 ILE B 119 LEU B 127 1 O THR B 122 N TYR B 49 SHEET 4 AA2 6 GLY B 104 LEU B 113 -1 N LEU B 108 O LYS B 125 SHEET 5 AA2 6 THR B 90 GLN B 99 -1 N VAL B 94 O TRP B 109 SHEET 6 AA2 6 LYS B 74 THR B 84 -1 N GLU B 76 O LYS B 97 SSBOND 1 CYS A 103 CYS B 103 1555 4556 2.06 CRYST1 111.929 52.925 48.595 90.00 96.88 90.00 C 1 2 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 0.008934 0.000000 0.001078 0.00000 SCALE2 0.000000 0.018895 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020728 0.00000