{"input": "TIGR00001", "source_db": "ncbifam", "how": "remote", "expect": {"valid": true, "normalized": "TIGR00001"}, "note": "a real TIGRFAM model"}
{"input": "NF000001", "source_db": "ncbifam", "how": "remote", "expect": {"valid": true, "normalized": "NF000001"}, "note": "a real NF model"}
{"input": "TIGR99999", "source_db": "ncbifam", "how": "remote", "expect": {"valid": false}, "note": "well-formed but not a current entry; the endpoint answers 204"}
{"input": "tigr00001", "source_db": "ncbifam", "how": "remote", "expect": {"valid": false, "suggestion": "TIGR00001"}, "note": "lowercase; the canonical form exists remotely"}
{"input": "TIGR0001", "source_db": "ncbifam", "how": "remote", "expect": {"valid": false}, "note": "four digits; fails the grammar before any lookup"}
