HEADER METAL BINDING PROTEIN 21-JUL-25 9PPS TITLE CO- AND BI-BOUND STRUCTURE OF THE H77C VARIANT OF TRICYT2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SOLUBLE CYTOCHROME B562; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: CYTOCHROME B-562; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI BL21(DE3); SOURCE 3 ORGANISM_TAXID: 469008; SOURCE 4 GENE: CYBC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BI- AND CO-BINDING PROTEIN, ASSEMBLY, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR V.H.ENG,F.A.TEZCAN REVDAT 1 22-OCT-25 9PPS 0 JRNL AUTH V.H.ENG,M.GASCON,A.KAKKIS,F.A.TEZCAN JRNL TITL DESIGN OF A PROTEIN SCAFFOLD WITH A SELECTIVE, BI-CONTAINING JRNL TITL 2 HETERODINUCLEAR METAL COORDINATION MOTIF. JRNL REF J.INORG.BIOCHEM. V. 274 13104 2025 JRNL REFN ISSN 0162-0134 JRNL PMID 41072111 JRNL DOI 10.1016/J.JINORGBIO.2025.113104 REMARK 2 REMARK 2 RESOLUTION. 2.00 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.77 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.960 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 38593 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.222 REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.670 REMARK 3 FREE R VALUE TEST SET COUNT : 3732 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 43.7700 - 6.0100 0.99 1296 137 0.1767 0.1700 REMARK 3 2 6.0000 - 4.7700 1.00 1271 147 0.2067 0.2360 REMARK 3 3 4.7700 - 4.1700 1.00 1308 136 0.1721 0.1957 REMARK 3 4 4.1700 - 3.7900 0.99 1280 141 0.1743 0.2618 REMARK 3 5 3.7800 - 3.5100 0.98 1289 131 0.1870 0.2517 REMARK 3 6 3.5100 - 3.3100 0.99 1283 142 0.2022 0.2193 REMARK 3 7 3.3100 - 3.1400 0.99 1255 149 0.2227 0.2746 REMARK 3 8 3.1400 - 3.0000 1.00 1306 139 0.2408 0.2978 REMARK 3 9 3.0000 - 2.8900 1.00 1305 132 0.2414 0.2633 REMARK 3 10 2.8900 - 2.7900 1.00 1279 137 0.2275 0.2531 REMARK 3 11 2.7900 - 2.7000 1.00 1302 155 0.2429 0.2981 REMARK 3 12 2.7000 - 2.6200 0.99 1261 130 0.2488 0.3359 REMARK 3 13 2.6200 - 2.5600 0.99 1308 137 0.2600 0.2854 REMARK 3 14 2.5600 - 2.4900 0.99 1284 159 0.2544 0.3243 REMARK 3 15 2.4900 - 2.4400 1.00 1271 121 0.2522 0.3099 REMARK 3 16 2.4400 - 2.3800 1.00 1306 148 0.2423 0.2713 REMARK 3 17 2.3800 - 2.3400 1.00 1296 134 0.2504 0.2683 REMARK 3 18 2.3400 - 2.2900 1.00 1310 138 0.2463 0.3033 REMARK 3 19 2.2900 - 2.2500 1.00 1284 147 0.2571 0.2652 REMARK 3 20 2.2500 - 2.2100 1.00 1279 124 0.2467 0.3019 REMARK 3 21 2.2100 - 2.1800 1.00 1324 127 0.2383 0.2683 REMARK 3 22 2.1800 - 2.1400 1.00 1274 158 0.2549 0.2457 REMARK 3 23 2.1400 - 2.1100 1.00 1319 142 0.2622 0.3193 REMARK 3 24 2.1100 - 2.0800 1.00 1278 124 0.2706 0.3420 REMARK 3 25 2.0800 - 2.0600 0.99 1304 150 0.2712 0.3133 REMARK 3 26 2.0600 - 2.0300 1.00 1254 130 0.2848 0.3105 REMARK 3 27 2.0300 - 2.0000 0.99 1335 117 0.3045 0.3262 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) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.715 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.87 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.27 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 : 0.002 2562 REMARK 3 ANGLE : 0.362 3469 REMARK 3 CHIRALITY : 0.032 386 REMARK 3 PLANARITY : 0.003 456 REMARK 3 DIHEDRAL : 9.978 968 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 9PPS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-JUL-25. REMARK 100 THE DEPOSITION ID IS D_1000298198. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-DEC-22 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 : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.928 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 : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38593 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 43.770 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.05231 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 23.3700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.08 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.42270 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.020 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 (%): 41.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 1500, 200 MM CACL2, 100 MM REMARK 280 HEPES (PH 6.5), VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 27.77000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.72000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.54500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.72000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.77000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.54500 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3950 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -42.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 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 LYS B 19 43.85 -100.89 REMARK 500 LYS C 19 34.56 -97.26 REMARK 500 ASP C 21 -52.69 -122.88 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 403 DISTANCE = 9.44 ANGSTROMS REMARK 525 HOH C 287 DISTANCE = 7.22 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CO A 203 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 73 NE2 REMARK 620 2 HIS B 73 NE2 101.0 REMARK 620 3 HIS C 73 NE2 91.1 104.5 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 202 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 237 O REMARK 620 2 HOH C 240 O 66.6 REMARK 620 N 1 DBREF 9PPS A 1 106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 9PPS B 1 106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 9PPS C 1 106 UNP P0ABE7 C562_ECOLX 23 128 SEQADV 9PPS TRP A 3 UNP P0ABE7 LEU 25 CONFLICT SEQADV 9PPS LYS A 41 UNP P0ABE7 GLN 63 CONFLICT SEQADV 9PPS ALA A 54 UNP P0ABE7 ASP 76 CONFLICT SEQADV 9PPS ILE A 59 UNP P0ABE7 LYS 81 CONFLICT SEQADV 9PPS VAL A 63 UNP P0ABE7 HIS 85 CONFLICT SEQADV 9PPS LEU A 69 UNP P0ABE7 VAL 91 CONFLICT SEQADV 9PPS TRP A 70 UNP P0ABE7 GLY 92 CONFLICT SEQADV 9PPS HIS A 73 UNP P0ABE7 ASP 95 CONFLICT SEQADV 9PPS CYS A 77 UNP P0ABE7 LYS 99 VARIANT SEQADV 9PPS VAL A 98 UNP P0ABE7 ARG 120 CONFLICT SEQADV 9PPS HIS A 101 UNP P0ABE7 TYR 123 CONFLICT SEQADV 9PPS TRP A 102 UNP P0ABE7 HIS 124 CONFLICT SEQADV 9PPS TRP B 3 UNP P0ABE7 LEU 25 CONFLICT SEQADV 9PPS LYS B 41 UNP P0ABE7 GLN 63 CONFLICT SEQADV 9PPS ALA B 54 UNP P0ABE7 ASP 76 CONFLICT SEQADV 9PPS ILE B 59 UNP P0ABE7 LYS 81 CONFLICT SEQADV 9PPS VAL B 63 UNP P0ABE7 HIS 85 CONFLICT SEQADV 9PPS LEU B 69 UNP P0ABE7 VAL 91 CONFLICT SEQADV 9PPS TRP B 70 UNP P0ABE7 GLY 92 CONFLICT SEQADV 9PPS HIS B 73 UNP P0ABE7 ASP 95 CONFLICT SEQADV 9PPS CYS B 77 UNP P0ABE7 LYS 99 VARIANT SEQADV 9PPS VAL B 98 UNP P0ABE7 ARG 120 CONFLICT SEQADV 9PPS HIS B 101 UNP P0ABE7 TYR 123 CONFLICT SEQADV 9PPS TRP B 102 UNP P0ABE7 HIS 124 CONFLICT SEQADV 9PPS TRP C 3 UNP P0ABE7 LEU 25 CONFLICT SEQADV 9PPS LYS C 41 UNP P0ABE7 GLN 63 CONFLICT SEQADV 9PPS ALA C 54 UNP P0ABE7 ASP 76 CONFLICT SEQADV 9PPS ILE C 59 UNP P0ABE7 LYS 81 CONFLICT SEQADV 9PPS VAL C 63 UNP P0ABE7 HIS 85 CONFLICT SEQADV 9PPS LEU C 69 UNP P0ABE7 VAL 91 CONFLICT SEQADV 9PPS TRP C 70 UNP P0ABE7 GLY 92 CONFLICT SEQADV 9PPS HIS C 73 UNP P0ABE7 ASP 95 CONFLICT SEQADV 9PPS CYS C 77 UNP P0ABE7 LYS 99 VARIANT SEQADV 9PPS VAL C 98 UNP P0ABE7 ARG 120 CONFLICT SEQADV 9PPS HIS C 101 UNP P0ABE7 TYR 123 CONFLICT SEQADV 9PPS TRP C 102 UNP P0ABE7 HIS 124 CONFLICT SEQRES 1 A 106 ALA ASP TRP GLU ASP ASN MET GLU THR LEU ASN ASP ASN SEQRES 2 A 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 A 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 A 106 ALA LYS LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 A 106 PRO ALA SER PRO GLU MET ILE ASP PHE ARG VAL GLY PHE SEQRES 6 A 106 ASP ILE LEU LEU TRP GLN ILE HIS ASP ALA LEU CYS LEU SEQRES 7 A 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 A 106 GLU GLN LEU LYS THR THR VAL ASN ALA HIS TRP GLN LYS SEQRES 9 A 106 TYR ARG SEQRES 1 B 106 ALA ASP TRP GLU ASP ASN MET GLU THR LEU ASN ASP ASN SEQRES 2 B 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 B 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 B 106 ALA LYS LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 B 106 PRO ALA SER PRO GLU MET ILE ASP PHE ARG VAL GLY PHE SEQRES 6 B 106 ASP ILE LEU LEU TRP GLN ILE HIS ASP ALA LEU CYS LEU SEQRES 7 B 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 B 106 GLU GLN LEU LYS THR THR VAL ASN ALA HIS TRP GLN LYS SEQRES 9 B 106 TYR ARG SEQRES 1 C 106 ALA ASP TRP GLU ASP ASN MET GLU THR LEU ASN ASP ASN SEQRES 2 C 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 C 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 C 106 ALA LYS LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 C 106 PRO ALA SER PRO GLU MET ILE ASP PHE ARG VAL GLY PHE SEQRES 6 C 106 ASP ILE LEU LEU TRP GLN ILE HIS ASP ALA LEU CYS LEU SEQRES 7 C 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 C 106 GLU GLN LEU LYS THR THR VAL ASN ALA HIS TRP GLN LYS SEQRES 9 C 106 TYR ARG HET BS3 A 201 1 HET NA A 202 1 HET CO A 203 1 HETNAM BS3 BISMUTH(III) ION HETNAM NA SODIUM ION HETNAM CO COBALT (II) ION FORMUL 4 BS3 BI 3+ FORMUL 5 NA NA 1+ FORMUL 6 CO CO 2+ FORMUL 7 HOH *264(H2 O) HELIX 1 AA1 ASP A 2 LYS A 19 1 18 HELIX 2 AA2 ASN A 22 LYS A 42 1 21 HELIX 3 AA3 PRO A 45 GLU A 49 5 5 HELIX 4 AA4 SER A 55 GLU A 81 1 27 HELIX 5 AA5 LYS A 83 ARG A 106 1 24 HELIX 6 AA6 ASP B 2 LYS B 19 1 18 HELIX 7 AA7 ASN B 22 LYS B 41 1 20 HELIX 8 AA8 PRO B 45 GLU B 49 5 5 HELIX 9 AA9 SER B 55 GLU B 81 1 27 HELIX 10 AB1 LYS B 83 ARG B 106 1 24 HELIX 11 AB2 ASP C 2 LYS C 19 1 18 HELIX 12 AB3 ASN C 22 LYS C 42 1 21 HELIX 13 AB4 PRO C 45 GLU C 49 5 5 HELIX 14 AB5 SER C 55 GLY C 82 1 28 HELIX 15 AB6 LYS C 83 ARG C 106 1 24 LINK NE2 HIS A 73 CO CO A 203 1555 1555 2.19 LINK NA NA A 202 O HOH B 237 1555 1555 2.95 LINK NA NA A 202 O HOH C 240 1555 1555 2.97 LINK CO CO A 203 NE2 HIS B 73 1555 1555 2.30 LINK CO CO A 203 NE2 HIS C 73 1555 1555 2.30 CRYST1 55.540 71.090 75.440 90.00 90.00 90.00 P 21 21 21 12 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 0.018005 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014067 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013256 0.00000 CONECT 574 2524 CONECT 1408 2524 CONECT 2261 2524 CONECT 2523 2664 2741 CONECT 2524 574 1408 2261 CONECT 2664 2523 CONECT 2741 2523 MASTER 271 0 3 15 0 0 0 6 2766 3 7 27 END